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X-MS-Exchange-CrossTenant-FromEntityHeader: Hosted X-MS-Exchange-CrossTenant-Id: 46c98d88-e344-4ed4-8496-4ed7712e255d X-MS-Exchange-CrossTenant-MailboxType: HOSTED X-MS-Exchange-CrossTenant-UserPrincipalName: HrZ6aljDSJU0zz+ESsCrxHvWuX1yNqcrVGEwNnXvdrQsNa4UJtRywukf8CrqehK1SlgnCWQSGqLFVK4O64M3oQ== X-MS-Exchange-Transport-CrossTenantHeadersStamped: CO1PR11MB4849 X-OriginatorOrg: intel.com Hello, kernel test robot noticed "canonical_address#:#[##]" on: commit: 6c815b1b62257b8e71192ae19276461928a7746d ("dyndbg: add for_each_boxed_vector") https://github.com/jimc/linux.git dd-fix-5g in testcase: boot compiler: gcc-12 test machine: qemu-system-x86_64 -enable-kvm -cpu SandyBridge -smp 2 -m 16G (please refer to attached dmesg/kmsg for entire log/backtrace) +---------------------------------------------------------+------------+------------+ | | c6e33415a9 | 6c815b1b62 | +---------------------------------------------------------+------------+------------+ | canonical_address#:#[##] | 0 | 14 | | RIP:ddebug_apply_params | 0 | 14 | | Kernel_panic-not_syncing:Fatal_exception | 0 | 14 | +---------------------------------------------------------+------------+------------+ If you fix the issue in a separate patch/commit (i.e. not just a new version of the same patch/commit), kindly add following tags | Reported-by: kernel test robot | Closes: https://lore.kernel.org/oe-lkp/202309111435.deacfb92-oliver.sang@intel.com [ 5.164978][ T1] ------------[ cut here ]------------ [ 5.166015][ T1] WARNING: CPU: 0 PID: 1 at lib/dynamic_debug.c:1257 ddebug_add_module (lib/dynamic_debug.c:1257 lib/dynamic_debug.c:1316) [ 5.166687][ T1] Modules linked in: [ 5.167451][ T1] CPU: 0 PID: 1 Comm: swapper Not tainted 6.5.0-00015-g6c815b1b6225 #1 cd2200472f193696f75b814e47a4c91c568f9ba9 [ 5.170077][ T1] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 5.171858][ T1] RIP: 0010:ddebug_add_module (lib/dynamic_debug.c:1257 lib/dynamic_debug.c:1316) [ 5.173165][ T1] Code: 0f b6 04 28 84 c0 74 08 3c 03 0f 8e 6f 06 00 00 48 8b 44 24 20 8b 50 20 41 39 d6 0f 83 f6 00 00 00 4d 85 e4 0f 85 48 ff ff ff <0f> 0b eb c0 48 8b 44 24 30 80 38 00 0f 85 41 08 00 00 4c 89 63 28 All code ======== 0: 0f b6 04 28 movzbl (%rax,%rbp,1),%eax 4: 84 c0 test %al,%al 6: 74 08 je 0x10 8: 3c 03 cmp $0x3,%al a: 0f 8e 6f 06 00 00 jle 0x67f 10: 48 8b 44 24 20 mov 0x20(%rsp),%rax 15: 8b 50 20 mov 0x20(%rax),%edx 18: 41 39 d6 cmp %edx,%r14d 1b: 0f 83 f6 00 00 00 jae 0x117 21: 4d 85 e4 test %r12,%r12 24: 0f 85 48 ff ff ff jne 0xffffffffffffff72 2a:* 0f 0b ud2 <-- trapping instruction 2c: eb c0 jmp 0xffffffffffffffee 2e: 48 8b 44 24 30 mov 0x30(%rsp),%rax 33: 80 38 00 cmpb $0x0,(%rax) 36: 0f 85 41 08 00 00 jne 0x87d 3c: 4c 89 63 28 mov %r12,0x28(%rbx) Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: eb c0 jmp 0xffffffffffffffc4 4: 48 8b 44 24 30 mov 0x30(%rsp),%rax 9: 80 38 00 cmpb $0x0,(%rax) c: 0f 85 41 08 00 00 jne 0x853 12: 4c 89 63 28 mov %r12,0x28(%rbx) [ 5.176173][ T1] RSP: 0000:ffff8881108c7ca0 EFLAGS: 00010246 [ 5.177276][ T1] RAX: 1ffffffff1716087 RBX: ffff888110a31400 RCX: 1ffff11022118fb4 [ 5.178722][ T1] RDX: 1ffff11022146285 RSI: 0000000000000002 RDI: ffffffff8b8b0440 [ 5.179968][ T1] RBP: ffffffff8788d260 R08: 0000000000000000 R09: ffffed1022118f67 [ 5.181399][ T1] R10: ffff888110a31428 R11: ffffffff8a11cb20 R12: ffffffff8b8b0438 [ 5.183291][ T1] R13: dffffc0000000000 R14: 0000000000000000 R15: 0000000000000000 [ 5.184763][ T1] FS: 0000000000000000(0000) GS:ffffffff8953c000(0000) knlGS:0000000000000000 [ 5.186674][ T1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 5.187832][ T1] CR2: ffff88843ffff000 CR3: 000000000950c000 CR4: 00000000000406f0 [ 5.189264][ T1] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 5.189960][ T1] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 5.191407][ T1] Call Trace: [ 5.192840][ T1] [ 5.193452][ T1] ? __warn (kernel/panic.c:673) [ 5.194246][ T1] ? ddebug_add_module (lib/dynamic_debug.c:1257 lib/dynamic_debug.c:1316) [ 5.195192][ T1] ? report_bug (lib/bug.c:180 lib/bug.c:219) [ 5.196177][ T1] ? handle_bug (arch/x86/kernel/traps.c:324) [ 5.196990][ T1] ? exc_invalid_op (arch/x86/kernel/traps.c:345 (discriminator 1)) [ 5.197885][ T1] ? asm_exc_invalid_op (arch/x86/include/asm/idtentry.h:568) [ 5.198831][ T1] ? ddebug_add_module (lib/dynamic_debug.c:1257 lib/dynamic_debug.c:1316) [ 5.199834][ T1] dynamic_debug_init (lib/dynamic_debug.c:1502) [ 5.200759][ T1] ? dynamic_debug_init_control (lib/dynamic_debug.c:1458) [ 5.201798][ T1] ? rng_is_initialized (drivers/char/random.c:918) [ 5.202845][ T1] ? dynamic_debug_init_control (lib/dynamic_debug.c:1458) [ 5.203895][ T1] do_one_initcall (init/main.c:1232) [ 5.204784][ T1] ? trace_event_raw_event_initcall_level (init/main.c:1223) [ 5.206005][ T1] ? native_apic_msr_write (arch/x86/include/asm/atomic.h:23 include/linux/atomic/atomic-arch-fallback.h:444 include/linux/jump_label.h:260 include/linux/jump_label.h:270 arch/x86/include/asm/msr.h:147 arch/x86/include/asm/msr.h:254 arch/x86/include/asm/apic.h:207 arch/x86/include/asm/apic.h:201) [ 5.206485][ T1] ? arch_irq_work_raise (arch/x86/include/asm/apic.h:414 arch/x86/kernel/irq_work.c:32) [ 5.209511][ T1] kernel_init_freeable (init/main.c:1337 init/main.c:1537) [ 5.210455][ T1] ? rest_init (init/main.c:1429) [ 5.213131][ T1] kernel_init (init/main.c:1439) [ 5.213980][ T1] ? _raw_spin_unlock_irq (arch/x86/include/asm/irqflags.h:42 arch/x86/include/asm/irqflags.h:77 include/linux/spinlock_api_smp.h:159 kernel/locking/spinlock.c:202) [ 5.214979][ T1] ret_from_fork (arch/x86/kernel/process.c:151) [ 5.216172][ T1] ? rest_init (init/main.c:1429) [ 5.217041][ T1] ret_from_fork_asm (arch/x86/entry/entry_64.S:312) [ 5.217993][ T1] [ 5.218623][ T1] irq event stamp: 2571 [ 5.219504][ T1] hardirqs last enabled at (2583): __up_console_sem (arch/x86/include/asm/irqflags.h:26 (discriminator 1) arch/x86/include/asm/irqflags.h:67 (discriminator 1) arch/x86/include/asm/irqflags.h:127 (discriminator 1) kernel/printk/printk.c:347 (discriminator 1)) [ 5.221156][ T1] hardirqs last disabled at (2592): __up_console_sem (kernel/printk/printk.c:345 (discriminator 1)) [ 5.222719][ T1] softirqs last enabled at (1378): __do_softirq (arch/x86/include/asm/preempt.h:27 kernel/softirq.c:400 kernel/softirq.c:582) [ 5.224385][ T1] softirqs last disabled at (1369): irq_exit_rcu (kernel/softirq.c:642) [ 5.225899][ T1] ---[ end trace 0000000000000000 ]--- [ 5.226487][ T1] general protection fault, probably for non-canonical address 0xedcf288bee8e6ce1: 0000 [#1] KASAN PTI [ 5.228235][ T1] KASAN: maybe wild-memory-access in range [0x6e79645f74736708-0x6e79645f7473670f] [ 5.229499][ T1] CPU: 0 PID: 1 Comm: swapper Tainted: G W 6.5.0-00015-g6c815b1b6225 #1 cd2200472f193696f75b814e47a4c91c568f9ba9 [ 5.229499][ T1] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 5.229499][ T1] RIP: 0010:ddebug_apply_params (lib/dynamic_debug.c:1201) [ 5.229499][ T1] Code: 48 85 ed 0f 84 ad 02 00 00 83 f8 01 0f 8f 1e 01 00 00 48 8d bd 98 01 00 00 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 <80> 3c 02 00 0f 85 8e 05 00 00 48 8d bd a0 01 00 00 48 8b 9d 98 01 All code ======== 0: 48 85 ed test %rbp,%rbp 3: 0f 84 ad 02 00 00 je 0x2b6 9: 83 f8 01 cmp $0x1,%eax c: 0f 8f 1e 01 00 00 jg 0x130 12: 48 8d bd 98 01 00 00 lea 0x198(%rbp),%rdi 19: 48 b8 00 00 00 00 00 movabs $0xdffffc0000000000,%rax 20: fc ff df 23: 48 89 fa mov %rdi,%rdx 26: 48 c1 ea 03 shr $0x3,%rdx 2a:* 80 3c 02 00 cmpb $0x0,(%rdx,%rax,1) <-- trapping instruction 2e: 0f 85 8e 05 00 00 jne 0x5c2 34: 48 8d bd a0 01 00 00 lea 0x1a0(%rbp),%rdi 3b: 48 rex.W 3c: 8b .byte 0x8b 3d: 9d popfq 3e: 98 cwtl 3f: 01 .byte 0x1 Code starting with the faulting instruction =========================================== 0: 80 3c 02 00 cmpb $0x0,(%rdx,%rax,1) 4: 0f 85 8e 05 00 00 jne 0x598 a: 48 8d bd a0 01 00 00 lea 0x1a0(%rbp),%rdi 11: 48 rex.W 12: 8b .byte 0x8b 13: 9d popfq 14: 98 cwtl 15: 01 .byte 0x1 The kernel config and materials to reproduce are available at: https://download.01.org/0day-ci/archive/20230911/202309111435.deacfb92-oliver.sang@intel.com -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki