diff for duplicates of <00000000000008cd6e0614deb1db@google.com> diff --git a/a/1.txt b/N1/1.txt index 0d0bbbd..dd93544 100644 --- a/a/1.txt +++ b/N1/1.txt @@ -142,6 +142,435 @@ Code disassembly (best guess): * 10: 38ec6908 ldrsb w8, [x8, x12] <-- trapping instruction +--- +This report is generated by a bot. It may contain errors. +See https://goo.gl/tpsmEJ for more information about syzbot. +syzbot engineers can be reached at syzkaller@googlegroups.com. + +syzbot will keep track of this issue. 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found the following issue on: + +HEAD commit: 707081b61156 Merge branch 'for-next/core', remote-tracking.. +git tree: git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci +console output: https://syzkaller.appspot.com/x/log.txt?x=12ae3185180000 +kernel config: https://syzkaller.appspot.com/x/.config?x=caeac3f3565b057a +dashboard link: https://syzkaller.appspot.com/bug?extid=e29c204bd2e3906fe69c +compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 +userspace arch: arm64 + +Unfortunately, I don't have any reproducer for this issue yet. + +Downloadable assets: +disk image: https://storage.googleapis.com/syzbot-assets/6cad68bf7532/disk-707081b6.raw.xz +vmlinux: https://storage.googleapis.com/syzbot-assets/1a27e5400778/vmlinux-707081b6.xz +kernel image: https://storage.googleapis.com/syzbot-assets/67dfc53755d0/Image-707081b6.gz.xz + +IMPORTANT: if you fix the issue, please add the following tag to the commit: +Reported-by: syzbot+e29c204bd2e3906fe69c@syzkaller.appspotmail.com + +------------[ cut here ]------------ +DEBUG_LOCKS_WARN_ON(1) +WARNING: CPU: 0 PID: 10856 at kernel/locking/lockdep.c:232 check_wait_context kernel/locking/lockdep.c:4773 [inline] +WARNING: CPU: 0 PID: 10856 at kernel/locking/lockdep.c:232 __lock_acquire+0x78c/0x763c kernel/locking/lockdep.c:5087 +Modules linked in: +CPU: 0 PID: 10856 Comm: syz-executor.1 Not tainted 6.8.0-rc7-syzkaller-g707081b61156 #0 +Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/29/2024 +pstate: 604000c5 (nZCv daIF +PAN -UAO -TCO -DIT -SSBS BTYPE=--) +pc : check_wait_context kernel/locking/lockdep.c:4773 [inline] +pc : __lock_acquire+0x78c/0x763c kernel/locking/lockdep.c:5087 +lr : hlock_class kernel/locking/lockdep.c:232 [inline] +lr : check_wait_context kernel/locking/lockdep.c:4773 [inline] +lr : __lock_acquire+0x780/0x763c kernel/locking/lockdep.c:5087 +sp : ffff800099ba7240 +x29: ffff800099ba7500 x28: ffff0000d7f65a00 x27: ffff0000d7f664f0 +x26: 1fffe0001afecc9e x25: ffff0000d7f66458 x24: 0000000000000001 +x23: 0000000000000003 x22: 0000000000000c17 x21: ffff8000922364c0 +x20: 0000000000000000 x19: ffff0000d7f664f4 x18: 1fffe000367fff96 +x17: 0000000000000000 x16: ffff80008ad6b09c x15: 0000000000000001 +x14: 1fffe00036800002 x13: 0000000000000000 x12: dfff800000000000 +x11: 0000000000040000 x10: 0000000000022c3d x9 : afcfeb2b6d9f9a00 +x8 : 0000000000000000 x7 : 0000000000000001 x6 : 0000000000000001 +x5 : ffff800099ba6b38 x4 : ffff80008ed822c0 x3 : ffff8000805ba130 +x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000000 +Call trace: + check_wait_context kernel/locking/lockdep.c:4773 [inline] + __lock_acquire+0x78c/0x763c kernel/locking/lockdep.c:5087 + lock_acquire+0x23c/0x71c kernel/locking/lockdep.c:5754 + __flush_workqueue+0x14c/0x11c4 kernel/workqueue.c:3146 + nci_close_device+0x140/0x5b8 net/nfc/nci/core.c:567 + nci_dev_down+0x40/0x54 net/nfc/nci/core.c:639 + nfc_dev_down net/nfc/core.c:161 [inline] + nfc_rfkill_set_block+0x14c/0x2d0 net/nfc/core.c:179 + rfkill_set_block+0x18c/0x37c net/rfkill/core.c:346 + rfkill_fop_write+0x578/0x734 net/rfkill/core.c:1305 + vfs_write+0x3c0/0xc3c fs/read_write.c:588 + ksys_write+0x15c/0x26c fs/read_write.c:643 + __do_sys_write fs/read_write.c:655 [inline] + __se_sys_write fs/read_write.c:652 [inline] + __arm64_sys_write+0x7c/0x90 fs/read_write.c:652 + __invoke_syscall arch/arm64/kernel/syscall.c:34 [inline] + invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:48 + el0_svc_common+0x130/0x23c arch/arm64/kernel/syscall.c:133 + do_el0_svc+0x48/0x58 arch/arm64/kernel/syscall.c:152 + el0_svc+0x54/0x168 arch/arm64/kernel/entry-common.c:712 + el0t_64_sync_handler+0x84/0xfc arch/arm64/kernel/entry-common.c:730 + el0t_64_sync+0x190/0x194 arch/arm64/kernel/entry.S:598 +irq event stamp: 2283 +hardirqs last enabled at (2283): [<ffff800080297cac>] raw_spin_rq_unlock_irq kernel/sched/sched.h:1397 [inline] +hardirqs last enabled at (2283): [<ffff800080297cac>] finish_lock_switch+0xbc/0x1e4 kernel/sched/core.c:5154 +hardirqs last disabled at (2282): [<ffff80008ae46784>] __schedule+0x2bc/0x24b4 kernel/sched/core.c:6625 +softirqs last enabled at (546): [<ffff80008003165c>] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 +softirqs last disabled at (544): [<ffff800080031628>] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19 +---[ end trace 0000000000000000 ]--- +Unable to handle kernel paging request at virtual address dfff800000000018 +KASAN: null-ptr-deref in range [0x00000000000000c0-0x00000000000000c7] +Mem abort info: + ESR = 0x0000000096000005 + EC = 0x25: DABT (current EL), IL = 32 bits + SET = 0, FnV = 0 + EA = 0, S1PTW = 0 + FSC = 0x05: level 1 translation fault +Data abort info: + ISV = 0, ISS = 0x00000005, ISS2 = 0x00000000 + CM = 0, WnR = 0, TnD = 0, TagAccess = 0 + GCS = 0, Overlay = 0, DirtyBit = 0, Xs = 0 +[dfff800000000018] address between user and kernel address ranges +Internal error: Oops: 0000000096000005 [#1] PREEMPT SMP +Modules linked in: +CPU: 0 PID: 10856 Comm: syz-executor.1 Tainted: G W 6.8.0-rc7-syzkaller-g707081b61156 #0 +Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/29/2024 +pstate: 604000c5 (nZCv daIF +PAN -UAO -TCO -DIT -SSBS BTYPE=--) +pc : check_wait_context kernel/locking/lockdep.c:4773 [inline] +pc : __lock_acquire+0x568/0x763c kernel/locking/lockdep.c:5087 +lr : hlock_class kernel/locking/lockdep.c:232 [inline] +lr : check_wait_context kernel/locking/lockdep.c:4773 [inline] +lr : __lock_acquire+0x780/0x763c kernel/locking/lockdep.c:5087 +sp : ffff800099ba7240 +x29: ffff800099ba7500 x28: ffff0000d7f65a00 x27: ffff0000d7f664f0 +x26: 1fffe0001afecc9e x25: ffff0000d7f66458 x24: 0000000000000001 +x23: 0000000000000003 x22: 0000000000000c17 x21: ffff8000922364c0 +x20: 0000000000000000 x19: 00000000000000c4 x18: 1fffe000367fff96 +x17: 0000000000000000 x16: ffff80008ad6b09c x15: 0000000000000001 +x14: 1fffe00036800002 x13: 0000000000000000 x12: dfff800000000000 +x11: 0000000000040000 x10: 0000000000022c3d x9 : afcfeb2b6d9f9a00 +x8 : 0000000000000018 x7 : 0000000000000001 x6 : 0000000000000001 +x5 : ffff800099ba6b38 x4 : ffff80008ed822c0 x3 : ffff8000805ba130 +x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000000 +Call trace: + check_wait_context kernel/locking/lockdep.c:4773 [inline] + __lock_acquire+0x568/0x763c kernel/locking/lockdep.c:5087 + lock_acquire+0x23c/0x71c kernel/locking/lockdep.c:5754 + __flush_workqueue+0x14c/0x11c4 kernel/workqueue.c:3146 + nci_close_device+0x140/0x5b8 net/nfc/nci/core.c:567 + nci_dev_down+0x40/0x54 net/nfc/nci/core.c:639 + nfc_dev_down net/nfc/core.c:161 [inline] + nfc_rfkill_set_block+0x14c/0x2d0 net/nfc/core.c:179 + rfkill_set_block+0x18c/0x37c net/rfkill/core.c:346 + rfkill_fop_write+0x578/0x734 net/rfkill/core.c:1305 + vfs_write+0x3c0/0xc3c fs/read_write.c:588 + ksys_write+0x15c/0x26c fs/read_write.c:643 + __do_sys_write fs/read_write.c:655 [inline] + __se_sys_write fs/read_write.c:652 [inline] + __arm64_sys_write+0x7c/0x90 fs/read_write.c:652 + __invoke_syscall arch/arm64/kernel/syscall.c:34 [inline] + invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:48 + el0_svc_common+0x130/0x23c arch/arm64/kernel/syscall.c:133 + do_el0_svc+0x48/0x58 arch/arm64/kernel/syscall.c:152 + el0_svc+0x54/0x168 arch/arm64/kernel/entry-common.c:712 + el0t_64_sync_handler+0x84/0xfc arch/arm64/kernel/entry-common.c:730 + el0t_64_sync+0x190/0x194 arch/arm64/kernel/entry.S:598 +Code: 34000ee8 aa1f03e8 91031113 d343fe68 (38ec6908) +---[ end trace 0000000000000000 ]--- +---------------- +Code disassembly (best guess): + 0: 34000ee8 cbz w8, 0x1dc + 4: aa1f03e8 mov x8, xzr + 8: 91031113 add x19, x8, #0xc4 + c: d343fe68 lsr x8, x19, #3 +* 10: 38ec6908 ldrsb w8, [x8, x12] <-- trapping instruction + + --- This report is generated by a bot. It may contain errors. See https://goo.gl/tpsmEJ for more information about syzbot. diff --git a/a/content_digest b/N1/content_digest index 0566213..2d8952b 100644 --- a/a/content_digest +++ b/N1/content_digest @@ -1,14 +1,14 @@ "From\0syzbot <syzbot+e29c204bd2e3906fe69c@syzkaller.appspotmail.com>\0" "Subject\0[syzbot] [nfc?] [net?] WARNING: locking bug in nci_close_device (2)\0" "Date\0Sat, 30 Mar 2024 04:02:25 -0700\0" - "To\0davem@davemloft.net" - edumazet@google.com - krzysztof.kozlowski@linaro.org - kuba@kernel.org - linux-kernel@vger.kernel.org - netdev@vger.kernel.org - pabeni@redhat.com - " syzkaller-bugs@googlegroups.com\0" + "To\0<davem@davemloft.net>" + <edumazet@google.com> + <krzysztof.kozlowski@linaro.org> + <kuba@kernel.org> + <linux-kernel@vger.kernel.org> + <netdev@vger.kernel.org> + <pabeni@redhat.com> + " <syzkaller-bugs@googlegroups.com>\0" "\00:1\0" "b\0" "Hello,\n" @@ -174,6 +174,435 @@ "#syz dup: exact-subject-of-another-report\n" "\n" "If you want to undo deduplication, reply with:\n" 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"\n" + "Downloadable assets:\n" + "disk image: https://storage.googleapis.com/syzbot-assets/6cad68bf7532/disk-707081b6.raw.xz\n" + "vmlinux: https://storage.googleapis.com/syzbot-assets/1a27e5400778/vmlinux-707081b6.xz\n" + "kernel image: https://storage.googleapis.com/syzbot-assets/67dfc53755d0/Image-707081b6.gz.xz\n" + "\n" + "IMPORTANT: if you fix the issue, please add the following tag to the commit:\n" + "Reported-by: syzbot+e29c204bd2e3906fe69c@syzkaller.appspotmail.com\n" + "\n" + "------------[ cut here ]------------\n" + "DEBUG_LOCKS_WARN_ON(1)\n" + "WARNING: CPU: 0 PID: 10856 at kernel/locking/lockdep.c:232 check_wait_context kernel/locking/lockdep.c:4773 [inline]\n" + "WARNING: CPU: 0 PID: 10856 at kernel/locking/lockdep.c:232 __lock_acquire+0x78c/0x763c kernel/locking/lockdep.c:5087\n" + "Modules linked in:\n" + "CPU: 0 PID: 10856 Comm: syz-executor.1 Not tainted 6.8.0-rc7-syzkaller-g707081b61156 #0\n" + "Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/29/2024\n" + "pstate: 604000c5 (nZCv daIF +PAN -UAO -TCO -DIT -SSBS BTYPE=--)\n" + "pc : check_wait_context kernel/locking/lockdep.c:4773 [inline]\n" + "pc : __lock_acquire+0x78c/0x763c kernel/locking/lockdep.c:5087\n" + "lr : hlock_class kernel/locking/lockdep.c:232 [inline]\n" + "lr : check_wait_context kernel/locking/lockdep.c:4773 [inline]\n" + "lr : __lock_acquire+0x780/0x763c kernel/locking/lockdep.c:5087\n" + "sp : ffff800099ba7240\n" + "x29: ffff800099ba7500 x28: ffff0000d7f65a00 x27: ffff0000d7f664f0\n" + "x26: 1fffe0001afecc9e x25: ffff0000d7f66458 x24: 0000000000000001\n" + "x23: 0000000000000003 x22: 0000000000000c17 x21: ffff8000922364c0\n" + "x20: 0000000000000000 x19: ffff0000d7f664f4 x18: 1fffe000367fff96\n" + "x17: 0000000000000000 x16: ffff80008ad6b09c x15: 0000000000000001\n" + "x14: 1fffe00036800002 x13: 0000000000000000 x12: dfff800000000000\n" + "x11: 0000000000040000 x10: 0000000000022c3d x9 : afcfeb2b6d9f9a00\n" + "x8 : 0000000000000000 x7 : 0000000000000001 x6 : 0000000000000001\n" + "x5 : ffff800099ba6b38 x4 : ffff80008ed822c0 x3 : ffff8000805ba130\n" + "x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000000\n" + "Call trace:\n" + " check_wait_context kernel/locking/lockdep.c:4773 [inline]\n" + " __lock_acquire+0x78c/0x763c kernel/locking/lockdep.c:5087\n" + " lock_acquire+0x23c/0x71c kernel/locking/lockdep.c:5754\n" + " __flush_workqueue+0x14c/0x11c4 kernel/workqueue.c:3146\n" + " nci_close_device+0x140/0x5b8 net/nfc/nci/core.c:567\n" + " nci_dev_down+0x40/0x54 net/nfc/nci/core.c:639\n" + " nfc_dev_down net/nfc/core.c:161 [inline]\n" + " nfc_rfkill_set_block+0x14c/0x2d0 net/nfc/core.c:179\n" + " rfkill_set_block+0x18c/0x37c net/rfkill/core.c:346\n" + " rfkill_fop_write+0x578/0x734 net/rfkill/core.c:1305\n" + " vfs_write+0x3c0/0xc3c fs/read_write.c:588\n" + " ksys_write+0x15c/0x26c fs/read_write.c:643\n" + " __do_sys_write fs/read_write.c:655 [inline]\n" + " __se_sys_write fs/read_write.c:652 [inline]\n" + " __arm64_sys_write+0x7c/0x90 fs/read_write.c:652\n" + " __invoke_syscall arch/arm64/kernel/syscall.c:34 [inline]\n" + " invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:48\n" + " el0_svc_common+0x130/0x23c arch/arm64/kernel/syscall.c:133\n" + " do_el0_svc+0x48/0x58 arch/arm64/kernel/syscall.c:152\n" + " el0_svc+0x54/0x168 arch/arm64/kernel/entry-common.c:712\n" + " el0t_64_sync_handler+0x84/0xfc arch/arm64/kernel/entry-common.c:730\n" + " el0t_64_sync+0x190/0x194 arch/arm64/kernel/entry.S:598\n" + "irq event stamp: 2283\n" + "hardirqs last enabled at (2283): [<ffff800080297cac>] raw_spin_rq_unlock_irq kernel/sched/sched.h:1397 [inline]\n" + "hardirqs last enabled at (2283): [<ffff800080297cac>] finish_lock_switch+0xbc/0x1e4 kernel/sched/core.c:5154\n" + "hardirqs last disabled at (2282): [<ffff80008ae46784>] __schedule+0x2bc/0x24b4 kernel/sched/core.c:6625\n" + "softirqs last enabled at (546): [<ffff80008003165c>] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32\n" + "softirqs last disabled at (544): [<ffff800080031628>] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19\n" + "---[ end trace 0000000000000000 ]---\n" + "Unable to handle kernel paging request at virtual address dfff800000000018\n" + "KASAN: null-ptr-deref in range [0x00000000000000c0-0x00000000000000c7]\n" + "Mem abort info:\n" + " ESR = 0x0000000096000005\n" + " EC = 0x25: DABT (current EL), IL = 32 bits\n" + " SET = 0, FnV = 0\n" + " EA = 0, S1PTW = 0\n" + " FSC = 0x05: level 1 translation fault\n" + "Data abort info:\n" + " ISV = 0, ISS = 0x00000005, ISS2 = 0x00000000\n" + " CM = 0, WnR = 0, TnD = 0, TagAccess = 0\n" + " GCS = 0, Overlay = 0, DirtyBit = 0, Xs = 0\n" + "[dfff800000000018] address between user and kernel address ranges\n" + "Internal error: Oops: 0000000096000005 [#1] PREEMPT SMP\n" + "Modules linked in:\n" + "CPU: 0 PID: 10856 Comm: syz-executor.1 Tainted: G W 6.8.0-rc7-syzkaller-g707081b61156 #0\n" + "Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/29/2024\n" + "pstate: 604000c5 (nZCv daIF +PAN -UAO -TCO -DIT -SSBS BTYPE=--)\n" + "pc : check_wait_context kernel/locking/lockdep.c:4773 [inline]\n" + "pc : __lock_acquire+0x568/0x763c kernel/locking/lockdep.c:5087\n" + "lr : hlock_class kernel/locking/lockdep.c:232 [inline]\n" + "lr : check_wait_context kernel/locking/lockdep.c:4773 [inline]\n" + "lr : __lock_acquire+0x780/0x763c kernel/locking/lockdep.c:5087\n" + "sp : ffff800099ba7240\n" + "x29: ffff800099ba7500 x28: ffff0000d7f65a00 x27: ffff0000d7f664f0\n" + "x26: 1fffe0001afecc9e x25: ffff0000d7f66458 x24: 0000000000000001\n" + "x23: 0000000000000003 x22: 0000000000000c17 x21: ffff8000922364c0\n" + "x20: 0000000000000000 x19: 00000000000000c4 x18: 1fffe000367fff96\n" + "x17: 0000000000000000 x16: ffff80008ad6b09c x15: 0000000000000001\n" + "x14: 1fffe00036800002 x13: 0000000000000000 x12: dfff800000000000\n" + "x11: 0000000000040000 x10: 0000000000022c3d x9 : afcfeb2b6d9f9a00\n" + "x8 : 0000000000000018 x7 : 0000000000000001 x6 : 0000000000000001\n" + "x5 : ffff800099ba6b38 x4 : ffff80008ed822c0 x3 : ffff8000805ba130\n" + "x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000000\n" + "Call trace:\n" + " check_wait_context kernel/locking/lockdep.c:4773 [inline]\n" + " __lock_acquire+0x568/0x763c kernel/locking/lockdep.c:5087\n" + " lock_acquire+0x23c/0x71c kernel/locking/lockdep.c:5754\n" + " __flush_workqueue+0x14c/0x11c4 kernel/workqueue.c:3146\n" + " nci_close_device+0x140/0x5b8 net/nfc/nci/core.c:567\n" + " nci_dev_down+0x40/0x54 net/nfc/nci/core.c:639\n" + " nfc_dev_down net/nfc/core.c:161 [inline]\n" + " nfc_rfkill_set_block+0x14c/0x2d0 net/nfc/core.c:179\n" + " rfkill_set_block+0x18c/0x37c net/rfkill/core.c:346\n" + " rfkill_fop_write+0x578/0x734 net/rfkill/core.c:1305\n" + " vfs_write+0x3c0/0xc3c fs/read_write.c:588\n" + " ksys_write+0x15c/0x26c fs/read_write.c:643\n" + " __do_sys_write fs/read_write.c:655 [inline]\n" + " __se_sys_write fs/read_write.c:652 [inline]\n" + " __arm64_sys_write+0x7c/0x90 fs/read_write.c:652\n" + " __invoke_syscall arch/arm64/kernel/syscall.c:34 [inline]\n" + " invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:48\n" + " el0_svc_common+0x130/0x23c arch/arm64/kernel/syscall.c:133\n" + " do_el0_svc+0x48/0x58 arch/arm64/kernel/syscall.c:152\n" + " el0_svc+0x54/0x168 arch/arm64/kernel/entry-common.c:712\n" + " el0t_64_sync_handler+0x84/0xfc arch/arm64/kernel/entry-common.c:730\n" + " el0t_64_sync+0x190/0x194 arch/arm64/kernel/entry.S:598\n" + "Code: 34000ee8 aa1f03e8 91031113 d343fe68 (38ec6908) \n" + "---[ end trace 0000000000000000 ]---\n" + "----------------\n" + "Code disassembly (best guess):\n" + " 0:\t34000ee8 \tcbz\tw8, 0x1dc\n" + " 4:\taa1f03e8 \tmov\tx8, xzr\n" + " 8:\t91031113 \tadd\tx19, x8, #0xc4\n" + " c:\td343fe68 \tlsr\tx8, x19, #3\n" + "* 10:\t38ec6908 \tldrsb\tw8, [x8, x12] <-- trapping instruction\n" + "\n" + "\n" + "---\n" + "This report is generated by a bot. It may contain errors.\n" + "See https://goo.gl/tpsmEJ for more information about syzbot.\n" + "syzbot engineers can be reached at syzkaller@googlegroups.com.\n" + "\n" + "syzbot will keep track of this issue. See:\n" + "https://goo.gl/tpsmEJ#status for how to communicate with syzbot.\n" + "\n" + "If the report is already addressed, let syzbot know by replying with:\n" + "#syz fix: exact-commit-title\n" + "\n" + "If you want to overwrite report's subsystems, reply with:\n" + "#syz set subsystems: new-subsystem\n" + "(See the list of subsystem names on the web dashboard)\n" + "\n" + "If the report is a duplicate of another one, reply with:\n" + "#syz dup: exact-subject-of-another-report\n" + "\n" + "If you want to undo deduplication, reply with:\n" #syz undup -8ef0dd9996ec5d16f8a7718bf443c617c9d83471136628be0947e63ec68c560e +0b03c42225987a35dcb338eadd8acaccf7fa755bb4deecf31b7b145ed968bc08
diff --git a/a/1.txt b/N2/1.txt index 0d0bbbd..131f6cf 100644 --- a/a/1.txt +++ b/N2/1.txt @@ -142,6 +142,287 @@ Code disassembly (best guess): * 10: 38ec6908 ldrsb w8, [x8, x12] <-- trapping instruction +--- +This report is generated by a bot. It may contain errors. +See https://goo.gl/tpsmEJ for more information about syzbot. +syzbot engineers can be reached at syzkaller@googlegroups.com. + +syzbot will keep track of this issue. See: +https://goo.gl/tpsmEJ#status for how to communicate with syzbot. + +If the report is already addressed, let syzbot know by replying with: +#syz fix: exact-commit-title + +If you want to overwrite report's subsystems, reply with: +#syz set subsystems: new-subsystem +(See the list of subsystem names on the web dashboard) + +If the report is a duplicate of another one, reply with: +#syz dup: exact-subject-of-another-report + +If you want to undo deduplication, reply with: +#syz undup + +X-sender: <netdev+bounces-83500-steffen.klassert=secunet.com@vger.kernel.org> +X-Receiver: <steffen.klassert@secunet.com> ORCPT=rfc822;steffen.klassert@secunet.com +X-CreatedBy: MSExchange15 +X-HeloDomain: mbx-dresden-01.secunet.de +X-ExtendedProps: BQBjAAoAnoqmlidQ3AgFADcAAgAADwA8AAAATWljcm9zb2Z0LkV4Y2hhbmdlLlRyYW5zcG9ydC5NYWlsUmVjaXBpZW50Lk9yZ2FuaXphdGlvblNjb3BlEQAAAAAAAAAAAAAAAAAAAAAADwA/AAAATWljcm9zb2Z0LkV4Y2hhbmdlLlRyYW5zcG9ydC5EaXJlY3RvcnlEYXRhLk1haWxEZWxpdmVyeVByaW9yaXR5DwADAAAATG93 +X-Source: 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syzkaller +Message-ID: <00000000000008cd6e0614deb1db@google.com> +Subject: [syzbot] [nfc?] [net?] WARNING: locking bug in nci_close_device (2) +From: syzbot <syzbot+e29c204bd2e3906fe69c@syzkaller.appspotmail.com> +To: davem@davemloft.net, edumazet@google.com, krzysztof.kozlowski@linaro.org, + kuba@kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, + pabeni@redhat.com, syzkaller-bugs@googlegroups.com +Content-Type: text/plain; charset="UTF-8" +Return-Path: netdev+bounces-83500-steffen.klassert=secunet.com@vger.kernel.org +X-MS-Exchange-Organization-OriginalArrivalTime: 30 Mar 2024 11:02:38.3244 + (UTC) +X-MS-Exchange-Organization-Network-Message-Id: 0f717a41-2bff-429e-aa5c-08dc50a8e993 +X-MS-Exchange-Organization-OriginalClientIPAddress: 62.96.220.37 +X-MS-Exchange-Organization-OriginalServerIPAddress: 10.53.40.202 +X-MS-Exchange-Organization-Cross-Premises-Headers-Processed: cas-essen-02.secunet.de +X-MS-Exchange-Organization-OrderedPrecisionLatencyInProgress: LSRV=cas-essen-02.secunet.de:TOTAL-FE=0.025|SMR=0.024(SMRPI=0.022(SMRPI-FrontendProxyAgent=0.022));2024-03-30T11:02:38.349Z +X-MS-Exchange-Forest-ArrivalHubServer: mbx-essen-02.secunet.de +X-MS-Exchange-Organization-AuthSource: cas-essen-02.secunet.de +X-MS-Exchange-Organization-AuthAs: Anonymous +X-MS-Exchange-Organization-OriginalSize: 15532 +X-MS-Exchange-Organization-Transport-Properties: DeliveryPriority=Low +X-MS-Exchange-Organization-Prioritization: 2:ShadowRedundancy +X-MS-Exchange-Organization-IncludeInSla: False:ShadowRedundancy + +Hello, + +syzbot found the following issue on: + +HEAD commit: 707081b61156 Merge branch 'for-next/core', remote-tracking.. +git tree: git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci +console output: https://syzkaller.appspot.com/x/log.txt?x=12ae3185180000 +kernel config: https://syzkaller.appspot.com/x/.config?x=caeac3f3565b057a +dashboard link: https://syzkaller.appspot.com/bug?extid=e29c204bd2e3906fe69c +compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 +userspace arch: arm64 + +Unfortunately, I don't have any reproducer for this issue yet. + +Downloadable assets: +disk image: https://storage.googleapis.com/syzbot-assets/6cad68bf7532/disk-707081b6.raw.xz +vmlinux: https://storage.googleapis.com/syzbot-assets/1a27e5400778/vmlinux-707081b6.xz +kernel image: https://storage.googleapis.com/syzbot-assets/67dfc53755d0/Image-707081b6.gz.xz + +IMPORTANT: if you fix the issue, please add the following tag to the commit: +Reported-by: syzbot+e29c204bd2e3906fe69c@syzkaller.appspotmail.com + +------------[ cut here ]------------ +DEBUG_LOCKS_WARN_ON(1) +WARNING: CPU: 0 PID: 10856 at kernel/locking/lockdep.c:232 check_wait_context kernel/locking/lockdep.c:4773 [inline] +WARNING: CPU: 0 PID: 10856 at kernel/locking/lockdep.c:232 __lock_acquire+0x78c/0x763c kernel/locking/lockdep.c:5087 +Modules linked in: +CPU: 0 PID: 10856 Comm: syz-executor.1 Not tainted 6.8.0-rc7-syzkaller-g707081b61156 #0 +Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/29/2024 +pstate: 604000c5 (nZCv daIF +PAN -UAO -TCO -DIT -SSBS BTYPE=--) +pc : check_wait_context kernel/locking/lockdep.c:4773 [inline] +pc : __lock_acquire+0x78c/0x763c kernel/locking/lockdep.c:5087 +lr : hlock_class kernel/locking/lockdep.c:232 [inline] +lr : check_wait_context kernel/locking/lockdep.c:4773 [inline] +lr : __lock_acquire+0x780/0x763c kernel/locking/lockdep.c:5087 +sp : ffff800099ba7240 +x29: ffff800099ba7500 x28: ffff0000d7f65a00 x27: ffff0000d7f664f0 +x26: 1fffe0001afecc9e x25: ffff0000d7f66458 x24: 0000000000000001 +x23: 0000000000000003 x22: 0000000000000c17 x21: ffff8000922364c0 +x20: 0000000000000000 x19: ffff0000d7f664f4 x18: 1fffe000367fff96 +x17: 0000000000000000 x16: ffff80008ad6b09c x15: 0000000000000001 +x14: 1fffe00036800002 x13: 0000000000000000 x12: dfff800000000000 +x11: 0000000000040000 x10: 0000000000022c3d x9 : afcfeb2b6d9f9a00 +x8 : 0000000000000000 x7 : 0000000000000001 x6 : 0000000000000001 +x5 : ffff800099ba6b38 x4 : ffff80008ed822c0 x3 : ffff8000805ba130 +x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000000 +Call trace: + check_wait_context kernel/locking/lockdep.c:4773 [inline] + __lock_acquire+0x78c/0x763c kernel/locking/lockdep.c:5087 + lock_acquire+0x23c/0x71c kernel/locking/lockdep.c:5754 + __flush_workqueue+0x14c/0x11c4 kernel/workqueue.c:3146 + nci_close_device+0x140/0x5b8 net/nfc/nci/core.c:567 + nci_dev_down+0x40/0x54 net/nfc/nci/core.c:639 + nfc_dev_down net/nfc/core.c:161 [inline] + nfc_rfkill_set_block+0x14c/0x2d0 net/nfc/core.c:179 + rfkill_set_block+0x18c/0x37c net/rfkill/core.c:346 + rfkill_fop_write+0x578/0x734 net/rfkill/core.c:1305 + vfs_write+0x3c0/0xc3c fs/read_write.c:588 + ksys_write+0x15c/0x26c fs/read_write.c:643 + __do_sys_write fs/read_write.c:655 [inline] + __se_sys_write fs/read_write.c:652 [inline] + __arm64_sys_write+0x7c/0x90 fs/read_write.c:652 + __invoke_syscall arch/arm64/kernel/syscall.c:34 [inline] + invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:48 + el0_svc_common+0x130/0x23c arch/arm64/kernel/syscall.c:133 + do_el0_svc+0x48/0x58 arch/arm64/kernel/syscall.c:152 + el0_svc+0x54/0x168 arch/arm64/kernel/entry-common.c:712 + el0t_64_sync_handler+0x84/0xfc arch/arm64/kernel/entry-common.c:730 + el0t_64_sync+0x190/0x194 arch/arm64/kernel/entry.S:598 +irq event stamp: 2283 +hardirqs last enabled at (2283): [<ffff800080297cac>] raw_spin_rq_unlock_irq kernel/sched/sched.h:1397 [inline] +hardirqs last enabled at (2283): [<ffff800080297cac>] finish_lock_switch+0xbc/0x1e4 kernel/sched/core.c:5154 +hardirqs last disabled at (2282): [<ffff80008ae46784>] __schedule+0x2bc/0x24b4 kernel/sched/core.c:6625 +softirqs last enabled at (546): [<ffff80008003165c>] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 +softirqs last disabled at (544): [<ffff800080031628>] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19 +---[ end trace 0000000000000000 ]--- +Unable to handle kernel paging request at virtual address dfff800000000018 +KASAN: null-ptr-deref in range [0x00000000000000c0-0x00000000000000c7] +Mem abort info: + ESR = 0x0000000096000005 + EC = 0x25: DABT (current EL), IL = 32 bits + SET = 0, FnV = 0 + EA = 0, S1PTW = 0 + FSC = 0x05: level 1 translation fault +Data abort info: + ISV = 0, ISS = 0x00000005, ISS2 = 0x00000000 + CM = 0, WnR = 0, TnD = 0, TagAccess = 0 + GCS = 0, Overlay = 0, DirtyBit = 0, Xs = 0 +[dfff800000000018] address between user and kernel address ranges +Internal error: Oops: 0000000096000005 [#1] PREEMPT SMP +Modules linked in: +CPU: 0 PID: 10856 Comm: syz-executor.1 Tainted: G W 6.8.0-rc7-syzkaller-g707081b61156 #0 +Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/29/2024 +pstate: 604000c5 (nZCv daIF +PAN -UAO -TCO -DIT -SSBS BTYPE=--) +pc : check_wait_context kernel/locking/lockdep.c:4773 [inline] +pc : __lock_acquire+0x568/0x763c kernel/locking/lockdep.c:5087 +lr : hlock_class kernel/locking/lockdep.c:232 [inline] +lr : check_wait_context kernel/locking/lockdep.c:4773 [inline] +lr : __lock_acquire+0x780/0x763c kernel/locking/lockdep.c:5087 +sp : ffff800099ba7240 +x29: ffff800099ba7500 x28: ffff0000d7f65a00 x27: ffff0000d7f664f0 +x26: 1fffe0001afecc9e x25: ffff0000d7f66458 x24: 0000000000000001 +x23: 0000000000000003 x22: 0000000000000c17 x21: ffff8000922364c0 +x20: 0000000000000000 x19: 00000000000000c4 x18: 1fffe000367fff96 +x17: 0000000000000000 x16: ffff80008ad6b09c x15: 0000000000000001 +x14: 1fffe00036800002 x13: 0000000000000000 x12: dfff800000000000 +x11: 0000000000040000 x10: 0000000000022c3d x9 : afcfeb2b6d9f9a00 +x8 : 0000000000000018 x7 : 0000000000000001 x6 : 0000000000000001 +x5 : ffff800099ba6b38 x4 : ffff80008ed822c0 x3 : ffff8000805ba130 +x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000000 +Call trace: + check_wait_context kernel/locking/lockdep.c:4773 [inline] + __lock_acquire+0x568/0x763c kernel/locking/lockdep.c:5087 + lock_acquire+0x23c/0x71c kernel/locking/lockdep.c:5754 + __flush_workqueue+0x14c/0x11c4 kernel/workqueue.c:3146 + nci_close_device+0x140/0x5b8 net/nfc/nci/core.c:567 + nci_dev_down+0x40/0x54 net/nfc/nci/core.c:639 + nfc_dev_down net/nfc/core.c:161 [inline] + nfc_rfkill_set_block+0x14c/0x2d0 net/nfc/core.c:179 + rfkill_set_block+0x18c/0x37c net/rfkill/core.c:346 + rfkill_fop_write+0x578/0x734 net/rfkill/core.c:1305 + vfs_write+0x3c0/0xc3c fs/read_write.c:588 + ksys_write+0x15c/0x26c fs/read_write.c:643 + __do_sys_write fs/read_write.c:655 [inline] + __se_sys_write fs/read_write.c:652 [inline] + __arm64_sys_write+0x7c/0x90 fs/read_write.c:652 + __invoke_syscall arch/arm64/kernel/syscall.c:34 [inline] + invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:48 + el0_svc_common+0x130/0x23c arch/arm64/kernel/syscall.c:133 + do_el0_svc+0x48/0x58 arch/arm64/kernel/syscall.c:152 + el0_svc+0x54/0x168 arch/arm64/kernel/entry-common.c:712 + el0t_64_sync_handler+0x84/0xfc arch/arm64/kernel/entry-common.c:730 + el0t_64_sync+0x190/0x194 arch/arm64/kernel/entry.S:598 +Code: 34000ee8 aa1f03e8 91031113 d343fe68 (38ec6908) +---[ end trace 0000000000000000 ]--- +---------------- +Code disassembly (best guess): + 0: 34000ee8 cbz w8, 0x1dc + 4: aa1f03e8 mov x8, xzr + 8: 91031113 add x19, x8, #0xc4 + c: d343fe68 lsr x8, x19, #3 +* 10: 38ec6908 ldrsb w8, [x8, x12] <-- trapping instruction + + --- This report is generated by a bot. It may contain errors. See https://goo.gl/tpsmEJ for more information about syzbot. diff --git a/a/content_digest b/N2/content_digest index 0566213..b289a7a 100644 --- a/a/content_digest +++ b/N2/content_digest @@ -1,14 +1,14 @@ "From\0syzbot <syzbot+e29c204bd2e3906fe69c@syzkaller.appspotmail.com>\0" "Subject\0[syzbot] [nfc?] [net?] WARNING: locking bug in nci_close_device (2)\0" "Date\0Sat, 30 Mar 2024 04:02:25 -0700\0" - "To\0davem@davemloft.net" - edumazet@google.com - krzysztof.kozlowski@linaro.org - kuba@kernel.org - linux-kernel@vger.kernel.org - netdev@vger.kernel.org - pabeni@redhat.com - " syzkaller-bugs@googlegroups.com\0" + "To\0<davem@davemloft.net>" + <edumazet@google.com> + <krzysztof.kozlowski@linaro.org> + <kuba@kernel.org> + <linux-kernel@vger.kernel.org> + <netdev@vger.kernel.org> + <pabeni@redhat.com> + " <syzkaller-bugs@googlegroups.com>\0" "\00:1\0" "b\0" "Hello,\n" @@ -174,6 +174,287 @@ "#syz dup: exact-subject-of-another-report\n" "\n" "If you want to undo deduplication, reply with:\n" 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+ "X-Google-Appengine-App-Id: s~syzkaller\n" + "X-Google-Appengine-App-Id-Alias: syzkaller\n" + "Message-ID: <00000000000008cd6e0614deb1db@google.com>\n" + "Subject: [syzbot] [nfc?] [net?] WARNING: locking bug in nci_close_device (2)\n" + "From: syzbot <syzbot+e29c204bd2e3906fe69c@syzkaller.appspotmail.com>\n" + "To: davem@davemloft.net, edumazet@google.com, krzysztof.kozlowski@linaro.org, \n" + "\tkuba@kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, \n" + "\tpabeni@redhat.com, syzkaller-bugs@googlegroups.com\n" + "Content-Type: text/plain; charset=\"UTF-8\"\n" + "Return-Path: netdev+bounces-83500-steffen.klassert=secunet.com@vger.kernel.org\n" + "X-MS-Exchange-Organization-OriginalArrivalTime: 30 Mar 2024 11:02:38.3244\n" + " (UTC)\n" + "X-MS-Exchange-Organization-Network-Message-Id: 0f717a41-2bff-429e-aa5c-08dc50a8e993\n" + "X-MS-Exchange-Organization-OriginalClientIPAddress: 62.96.220.37\n" + "X-MS-Exchange-Organization-OriginalServerIPAddress: 10.53.40.202\n" + "X-MS-Exchange-Organization-Cross-Premises-Headers-Processed: cas-essen-02.secunet.de\n" + "X-MS-Exchange-Organization-OrderedPrecisionLatencyInProgress: LSRV=cas-essen-02.secunet.de:TOTAL-FE=0.025|SMR=0.024(SMRPI=0.022(SMRPI-FrontendProxyAgent=0.022));2024-03-30T11:02:38.349Z\n" + "X-MS-Exchange-Forest-ArrivalHubServer: mbx-essen-02.secunet.de\n" + "X-MS-Exchange-Organization-AuthSource: cas-essen-02.secunet.de\n" + "X-MS-Exchange-Organization-AuthAs: Anonymous\n" + "X-MS-Exchange-Organization-OriginalSize: 15532\n" + "X-MS-Exchange-Organization-Transport-Properties: DeliveryPriority=Low\n" + "X-MS-Exchange-Organization-Prioritization: 2:ShadowRedundancy\n" + "X-MS-Exchange-Organization-IncludeInSla: False:ShadowRedundancy\n" + "\n" + "Hello,\n" + "\n" + "syzbot found the following issue on:\n" + "\n" + "HEAD commit: 707081b61156 Merge branch 'for-next/core', remote-tracking..\n" + "git tree: git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci\n" + "console output: https://syzkaller.appspot.com/x/log.txt?x=12ae3185180000\n" + "kernel config: https://syzkaller.appspot.com/x/.config?x=caeac3f3565b057a\n" + "dashboard link: https://syzkaller.appspot.com/bug?extid=e29c204bd2e3906fe69c\n" + "compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40\n" + "userspace arch: arm64\n" + "\n" + "Unfortunately, I don't have any reproducer for this issue yet.\n" + "\n" + "Downloadable assets:\n" + "disk image: https://storage.googleapis.com/syzbot-assets/6cad68bf7532/disk-707081b6.raw.xz\n" + "vmlinux: https://storage.googleapis.com/syzbot-assets/1a27e5400778/vmlinux-707081b6.xz\n" + "kernel image: https://storage.googleapis.com/syzbot-assets/67dfc53755d0/Image-707081b6.gz.xz\n" + "\n" + "IMPORTANT: if you fix the issue, please add the following tag to the commit:\n" + "Reported-by: syzbot+e29c204bd2e3906fe69c@syzkaller.appspotmail.com\n" + "\n" + "------------[ cut here ]------------\n" + "DEBUG_LOCKS_WARN_ON(1)\n" + "WARNING: CPU: 0 PID: 10856 at kernel/locking/lockdep.c:232 check_wait_context kernel/locking/lockdep.c:4773 [inline]\n" + "WARNING: CPU: 0 PID: 10856 at kernel/locking/lockdep.c:232 __lock_acquire+0x78c/0x763c kernel/locking/lockdep.c:5087\n" + "Modules linked in:\n" + "CPU: 0 PID: 10856 Comm: syz-executor.1 Not tainted 6.8.0-rc7-syzkaller-g707081b61156 #0\n" + "Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/29/2024\n" + "pstate: 604000c5 (nZCv daIF +PAN -UAO -TCO -DIT -SSBS BTYPE=--)\n" + "pc : check_wait_context kernel/locking/lockdep.c:4773 [inline]\n" + "pc : __lock_acquire+0x78c/0x763c kernel/locking/lockdep.c:5087\n" + "lr : hlock_class kernel/locking/lockdep.c:232 [inline]\n" + "lr : check_wait_context kernel/locking/lockdep.c:4773 [inline]\n" + "lr : __lock_acquire+0x780/0x763c kernel/locking/lockdep.c:5087\n" + "sp : ffff800099ba7240\n" + "x29: ffff800099ba7500 x28: ffff0000d7f65a00 x27: ffff0000d7f664f0\n" + "x26: 1fffe0001afecc9e x25: ffff0000d7f66458 x24: 0000000000000001\n" + "x23: 0000000000000003 x22: 0000000000000c17 x21: ffff8000922364c0\n" + "x20: 0000000000000000 x19: ffff0000d7f664f4 x18: 1fffe000367fff96\n" + "x17: 0000000000000000 x16: ffff80008ad6b09c x15: 0000000000000001\n" + "x14: 1fffe00036800002 x13: 0000000000000000 x12: dfff800000000000\n" + "x11: 0000000000040000 x10: 0000000000022c3d x9 : afcfeb2b6d9f9a00\n" + "x8 : 0000000000000000 x7 : 0000000000000001 x6 : 0000000000000001\n" + "x5 : ffff800099ba6b38 x4 : ffff80008ed822c0 x3 : ffff8000805ba130\n" + "x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000000\n" + "Call trace:\n" + " check_wait_context kernel/locking/lockdep.c:4773 [inline]\n" + " __lock_acquire+0x78c/0x763c kernel/locking/lockdep.c:5087\n" + " lock_acquire+0x23c/0x71c kernel/locking/lockdep.c:5754\n" + " __flush_workqueue+0x14c/0x11c4 kernel/workqueue.c:3146\n" + " nci_close_device+0x140/0x5b8 net/nfc/nci/core.c:567\n" + " nci_dev_down+0x40/0x54 net/nfc/nci/core.c:639\n" + " nfc_dev_down net/nfc/core.c:161 [inline]\n" + " nfc_rfkill_set_block+0x14c/0x2d0 net/nfc/core.c:179\n" + " rfkill_set_block+0x18c/0x37c net/rfkill/core.c:346\n" + " rfkill_fop_write+0x578/0x734 net/rfkill/core.c:1305\n" + " vfs_write+0x3c0/0xc3c fs/read_write.c:588\n" + " ksys_write+0x15c/0x26c fs/read_write.c:643\n" + " __do_sys_write fs/read_write.c:655 [inline]\n" + " __se_sys_write fs/read_write.c:652 [inline]\n" + " __arm64_sys_write+0x7c/0x90 fs/read_write.c:652\n" + " __invoke_syscall arch/arm64/kernel/syscall.c:34 [inline]\n" + " invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:48\n" + " el0_svc_common+0x130/0x23c arch/arm64/kernel/syscall.c:133\n" + " do_el0_svc+0x48/0x58 arch/arm64/kernel/syscall.c:152\n" + " el0_svc+0x54/0x168 arch/arm64/kernel/entry-common.c:712\n" + " el0t_64_sync_handler+0x84/0xfc arch/arm64/kernel/entry-common.c:730\n" + " el0t_64_sync+0x190/0x194 arch/arm64/kernel/entry.S:598\n" + "irq event stamp: 2283\n" + "hardirqs last enabled at (2283): [<ffff800080297cac>] raw_spin_rq_unlock_irq kernel/sched/sched.h:1397 [inline]\n" + "hardirqs last enabled at (2283): [<ffff800080297cac>] finish_lock_switch+0xbc/0x1e4 kernel/sched/core.c:5154\n" + "hardirqs last disabled at (2282): [<ffff80008ae46784>] __schedule+0x2bc/0x24b4 kernel/sched/core.c:6625\n" + "softirqs last enabled at (546): [<ffff80008003165c>] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32\n" + "softirqs last disabled at (544): [<ffff800080031628>] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19\n" + "---[ end trace 0000000000000000 ]---\n" + "Unable to handle kernel paging request at virtual address dfff800000000018\n" + "KASAN: null-ptr-deref in range [0x00000000000000c0-0x00000000000000c7]\n" + "Mem abort info:\n" + " ESR = 0x0000000096000005\n" + " EC = 0x25: DABT (current EL), IL = 32 bits\n" + " SET = 0, FnV = 0\n" + " EA = 0, S1PTW = 0\n" + " FSC = 0x05: level 1 translation fault\n" + "Data abort info:\n" + " ISV = 0, ISS = 0x00000005, ISS2 = 0x00000000\n" + " CM = 0, WnR = 0, TnD = 0, TagAccess = 0\n" + " GCS = 0, Overlay = 0, DirtyBit = 0, Xs = 0\n" + "[dfff800000000018] address between user and kernel address ranges\n" + "Internal error: Oops: 0000000096000005 [#1] PREEMPT SMP\n" + "Modules linked in:\n" + "CPU: 0 PID: 10856 Comm: syz-executor.1 Tainted: G W 6.8.0-rc7-syzkaller-g707081b61156 #0\n" + "Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/29/2024\n" + "pstate: 604000c5 (nZCv daIF +PAN -UAO -TCO -DIT -SSBS BTYPE=--)\n" + "pc : check_wait_context kernel/locking/lockdep.c:4773 [inline]\n" + "pc : __lock_acquire+0x568/0x763c kernel/locking/lockdep.c:5087\n" + "lr : hlock_class kernel/locking/lockdep.c:232 [inline]\n" + "lr : check_wait_context kernel/locking/lockdep.c:4773 [inline]\n" + "lr : __lock_acquire+0x780/0x763c kernel/locking/lockdep.c:5087\n" + "sp : ffff800099ba7240\n" + "x29: ffff800099ba7500 x28: ffff0000d7f65a00 x27: ffff0000d7f664f0\n" + "x26: 1fffe0001afecc9e x25: ffff0000d7f66458 x24: 0000000000000001\n" + "x23: 0000000000000003 x22: 0000000000000c17 x21: ffff8000922364c0\n" + "x20: 0000000000000000 x19: 00000000000000c4 x18: 1fffe000367fff96\n" + "x17: 0000000000000000 x16: ffff80008ad6b09c x15: 0000000000000001\n" + "x14: 1fffe00036800002 x13: 0000000000000000 x12: dfff800000000000\n" + "x11: 0000000000040000 x10: 0000000000022c3d x9 : afcfeb2b6d9f9a00\n" + "x8 : 0000000000000018 x7 : 0000000000000001 x6 : 0000000000000001\n" + "x5 : ffff800099ba6b38 x4 : ffff80008ed822c0 x3 : ffff8000805ba130\n" + "x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000000\n" + "Call trace:\n" + " check_wait_context kernel/locking/lockdep.c:4773 [inline]\n" + " __lock_acquire+0x568/0x763c kernel/locking/lockdep.c:5087\n" + " lock_acquire+0x23c/0x71c kernel/locking/lockdep.c:5754\n" + " __flush_workqueue+0x14c/0x11c4 kernel/workqueue.c:3146\n" + " nci_close_device+0x140/0x5b8 net/nfc/nci/core.c:567\n" + " nci_dev_down+0x40/0x54 net/nfc/nci/core.c:639\n" + " nfc_dev_down net/nfc/core.c:161 [inline]\n" + " nfc_rfkill_set_block+0x14c/0x2d0 net/nfc/core.c:179\n" + " rfkill_set_block+0x18c/0x37c net/rfkill/core.c:346\n" + " rfkill_fop_write+0x578/0x734 net/rfkill/core.c:1305\n" + " vfs_write+0x3c0/0xc3c fs/read_write.c:588\n" + " ksys_write+0x15c/0x26c fs/read_write.c:643\n" + " __do_sys_write fs/read_write.c:655 [inline]\n" + " __se_sys_write fs/read_write.c:652 [inline]\n" + " __arm64_sys_write+0x7c/0x90 fs/read_write.c:652\n" + " __invoke_syscall arch/arm64/kernel/syscall.c:34 [inline]\n" + " invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:48\n" + " el0_svc_common+0x130/0x23c arch/arm64/kernel/syscall.c:133\n" + " do_el0_svc+0x48/0x58 arch/arm64/kernel/syscall.c:152\n" + " el0_svc+0x54/0x168 arch/arm64/kernel/entry-common.c:712\n" + " el0t_64_sync_handler+0x84/0xfc arch/arm64/kernel/entry-common.c:730\n" + " el0t_64_sync+0x190/0x194 arch/arm64/kernel/entry.S:598\n" + "Code: 34000ee8 aa1f03e8 91031113 d343fe68 (38ec6908) \n" + "---[ end trace 0000000000000000 ]---\n" + "----------------\n" + "Code disassembly (best guess):\n" + " 0:\t34000ee8 \tcbz\tw8, 0x1dc\n" + " 4:\taa1f03e8 \tmov\tx8, xzr\n" + " 8:\t91031113 \tadd\tx19, x8, #0xc4\n" + " c:\td343fe68 \tlsr\tx8, x19, #3\n" + "* 10:\t38ec6908 \tldrsb\tw8, [x8, x12] <-- trapping instruction\n" + "\n" + "\n" + "---\n" + "This report is generated by a bot. It may contain errors.\n" + "See https://goo.gl/tpsmEJ for more information about syzbot.\n" + "syzbot engineers can be reached at syzkaller@googlegroups.com.\n" + "\n" + "syzbot will keep track of this issue. See:\n" + "https://goo.gl/tpsmEJ#status for how to communicate with syzbot.\n" + "\n" + "If the report is already addressed, let syzbot know by replying with:\n" + "#syz fix: exact-commit-title\n" + "\n" + "If you want to overwrite report's subsystems, reply with:\n" + "#syz set subsystems: new-subsystem\n" + "(See the list of subsystem names on the web dashboard)\n" + "\n" + "If the report is a duplicate of another one, reply with:\n" + "#syz dup: exact-subject-of-another-report\n" + "\n" + "If you want to undo deduplication, reply with:\n" #syz undup -8ef0dd9996ec5d16f8a7718bf443c617c9d83471136628be0947e63ec68c560e +951a2c426cfd170506f933aa1eaea6c376bda32bad6625c29953f655bdad1a94
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