From: syzbot <syzbot+4fe838aeddc9710946ca@syzkaller.appspotmail.com>
To: axboe@kernel.dk, linux-block@vger.kernel.org,
linux-kernel@vger.kernel.org, mingo@redhat.com,
rostedt@goodmis.org, syzkaller-bugs@googlegroups.com
Subject: [syzbot] BUG: sleeping function called from invalid context in relay_open_buf
Date: Sat, 18 Jun 2022 05:16:23 -0700 [thread overview]
Message-ID: <000000000000d90a8005e1b7d62b@google.com> (raw)
Hello,
syzbot found the following issue on:
HEAD commit: 6012273897fe Add linux-next specific files for 20220615
git tree: linux-next
console output: https://syzkaller.appspot.com/x/log.txt?x=16406cb0080000
kernel config: https://syzkaller.appspot.com/x/.config?x=b4154677977b1776
dashboard link: https://syzkaller.appspot.com/bug?extid=4fe838aeddc9710946ca
compiler: gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2
Unfortunately, I don't have any reproducer for this issue yet.
IMPORTANT: if you fix the issue, please add the following tag to the commit:
Reported-by: syzbot+4fe838aeddc9710946ca@syzkaller.appspotmail.com
BUG: sleeping function called from invalid context at include/linux/sched/mm.h:274
in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 10461, name: syz-executor.5
preempt_count: 1, expected: 0
RCU nest depth: 0, expected: 0
2 locks held by syz-executor.5/10461:
#0: ffff888146a4f718 (&q->debugfs_mutex){+.+.}-{3:3}, at: blk_trace_ioctl+0xa9/0x270 kernel/trace/blktrace.c:735
#1: ffffffff8bdee228 (relay_channels_mutex){+.+.}-{3:3}, at: relay_open kernel/relay.c:518 [inline]
#1: ffffffff8bdee228 (relay_channels_mutex){+.+.}-{3:3}, at: relay_open+0x389/0xa00 kernel/relay.c:477
Preemption disabled at:
[<ffffffff81bc96e5>] rmqueue_pcplist mm/page_alloc.c:3813 [inline]
[<ffffffff81bc96e5>] rmqueue mm/page_alloc.c:3858 [inline]
[<ffffffff81bc96e5>] get_page_from_freelist+0x455/0x3a20 mm/page_alloc.c:4293
CPU: 0 PID: 10461 Comm: syz-executor.5 Not tainted 5.19.0-rc2-next-20220615-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
<TASK>
__dump_stack lib/dump_stack.c:88 [inline]
dump_stack_lvl+0xcd/0x134 lib/dump_stack.c:106
__might_resched.cold+0x222/0x26b kernel/sched/core.c:9823
might_alloc include/linux/sched/mm.h:274 [inline]
prepare_alloc_pages+0x3d8/0x570 mm/page_alloc.c:5290
__alloc_pages+0x145/0x510 mm/page_alloc.c:5501
alloc_pages+0x1aa/0x310 mm/mempolicy.c:2279
relay_alloc_buf kernel/relay.c:124 [inline]
relay_create_buf kernel/relay.c:165 [inline]
relay_open_buf.part.0+0x2a7/0xc00 kernel/relay.c:387
relay_open_buf kernel/relay.c:384 [inline]
relay_open kernel/relay.c:520 [inline]
relay_open+0x4fb/0xa00 kernel/relay.c:477
do_blk_trace_setup+0x4bc/0xb60 kernel/trace/blktrace.c:559
__blk_trace_setup+0xca/0x180 kernel/trace/blktrace.c:599
blk_trace_ioctl+0x13b/0x270 kernel/trace/blktrace.c:740
blkdev_ioctl+0x181/0x800 block/ioctl.c:603
vfs_ioctl fs/ioctl.c:51 [inline]
__do_sys_ioctl fs/ioctl.c:870 [inline]
__se_sys_ioctl fs/ioctl.c:856 [inline]
__x64_sys_ioctl+0x193/0x200 fs/ioctl.c:856
do_syscall_x64 arch/x86/entry/common.c:50 [inline]
do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80
entry_SYSCALL_64_after_hwframe+0x46/0xb0
RIP: 0033:0x7f2933089109
Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f2934150168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 00007f293319bf60 RCX: 00007f2933089109
RDX: 0000000020000080 RSI: 00000000c0481273 RDI: 0000000000000003
RBP: 00007f29330e305d R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007ffe5646271f R14: 00007f2934150300 R15: 0000000000022000
</TASK>
BUG: sleeping function called from invalid context at include/linux/sched/mm.h:274
in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 10461, name: syz-executor.5
preempt_count: 1, expected: 0
RCU nest depth: 0, expected: 0
2 locks held by syz-executor.5/10461:
#0: ffff888146a4f718 (&q->debugfs_mutex){+.+.}-{3:3}, at: blk_trace_ioctl+0xa9/0x270 kernel/trace/blktrace.c:735
#1: ffffffff8bdee228 (relay_channels_mutex){+.+.}-{3:3}, at: relay_open kernel/relay.c:518 [inline]
#1: ffffffff8bdee228 (relay_channels_mutex){+.+.}-{3:3}, at: relay_open+0x389/0xa00 kernel/relay.c:477
Preemption disabled at:
[<ffffffff81bc96e5>] rmqueue_pcplist mm/page_alloc.c:3813 [inline]
[<ffffffff81bc96e5>] rmqueue mm/page_alloc.c:3858 [inline]
[<ffffffff81bc96e5>] get_page_from_freelist+0x455/0x3a20 mm/page_alloc.c:4293
CPU: 0 PID: 10461 Comm: syz-executor.5 Tainted: G W 5.19.0-rc2-next-20220615-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
<TASK>
__dump_stack lib/dump_stack.c:88 [inline]
dump_stack_lvl+0xcd/0x134 lib/dump_stack.c:106
__might_resched.cold+0x222/0x26b kernel/sched/core.c:9823
might_alloc include/linux/sched/mm.h:274 [inline]
prepare_alloc_pages+0x3d8/0x570 mm/page_alloc.c:5290
__alloc_pages+0x145/0x510 mm/page_alloc.c:5501
alloc_pages+0x1aa/0x310 mm/mempolicy.c:2279
relay_alloc_buf kernel/relay.c:124 [inline]
relay_create_buf kernel/relay.c:165 [inline]
relay_open_buf.part.0+0x2a7/0xc00 kernel/relay.c:387
relay_open_buf kernel/relay.c:384 [inline]
relay_open kernel/relay.c:520 [inline]
relay_open+0x4fb/0xa00 kernel/relay.c:477
do_blk_trace_setup+0x4bc/0xb60 kernel/trace/blktrace.c:559
__blk_trace_setup+0xca/0x180 kernel/trace/blktrace.c:599
blk_trace_ioctl+0x13b/0x270 kernel/trace/blktrace.c:740
blkdev_ioctl+0x181/0x800 block/ioctl.c:603
vfs_ioctl fs/ioctl.c:51 [inline]
__do_sys_ioctl fs/ioctl.c:870 [inline]
__se_sys_ioctl fs/ioctl.c:856 [inline]
__x64_sys_ioctl+0x193/0x200 fs/ioctl.c:856
do_syscall_x64 arch/x86/entry/common.c:50 [inline]
do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80
entry_SYSCALL_64_after_hwframe+0x46/0xb0
RIP: 0033:0x7f2933089109
Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f2934150168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 00007f293319bf60 RCX: 00007f2933089109
RDX: 0000000020000080 RSI: 00000000c0481273 RDI: 0000000000000003
RBP: 00007f29330e305d R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007ffe5646271f R14: 00007f2934150300 R15: 0000000000022000
</TASK>
BUG: sleeping function called from invalid context at include/linux/sched/mm.h:274
in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 10461, name: syz-executor.5
preempt_count: 1, expected: 0
RCU nest depth: 0, expected: 0
2 locks held by syz-executor.5/10461:
#0: ffff888146a4f718 (&q->debugfs_mutex){+.+.}-{3:3}, at: blk_trace_ioctl+0xa9/0x270 kernel/trace/blktrace.c:735
#1: ffffffff8bdee228 (relay_channels_mutex){+.+.}-{3:3}, at: relay_open kernel/relay.c:518 [inline]
#1: ffffffff8bdee228 (relay_channels_mutex){+.+.}-{3:3}, at: relay_open+0x389/0xa00 kernel/relay.c:477
Preemption disabled at:
[<ffffffff81bc96e5>] rmqueue_pcplist mm/page_alloc.c:3813 [inline]
[<ffffffff81bc96e5>] rmqueue mm/page_alloc.c:3858 [inline]
[<ffffffff81bc96e5>] get_page_from_freelist+0x455/0x3a20 mm/page_alloc.c:4293
CPU: 0 PID: 10461 Comm: syz-executor.5 Tainted: G W 5.19.0-rc2-next-20220615-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
<TASK>
__dump_stack lib/dump_stack.c:88 [inline]
dump_stack_lvl+0xcd/0x134 lib/dump_stack.c:106
__might_resched.cold+0x222/0x26b kernel/sched/core.c:9823
might_alloc include/linux/sched/mm.h:274 [inline]
prepare_alloc_pages+0x3d8/0x570 mm/page_alloc.c:5290
__alloc_pages+0x145/0x510 mm/page_alloc.c:5501
alloc_pages+0x1aa/0x310 mm/mempolicy.c:2279
relay_alloc_buf kernel/relay.c:124 [inline]
relay_create_buf kernel/relay.c:165 [inline]
relay_open_buf.part.0+0x2a7/0xc00 kernel/relay.c:387
relay_open_buf kernel/relay.c:384 [inline]
relay_open kernel/relay.c:520 [inline]
relay_open+0x4fb/0xa00 kernel/relay.c:477
do_blk_trace_setup+0x4bc/0xb60 kernel/trace/blktrace.c:559
__blk_trace_setup+0xca/0x180 kernel/trace/blktrace.c:599
blk_trace_ioctl+0x13b/0x270 kernel/trace/blktrace.c:740
blkdev_ioctl+0x181/0x800 block/ioctl.c:603
vfs_ioctl fs/ioctl.c:51 [inline]
__do_sys_ioctl fs/ioctl.c:870 [inline]
__se_sys_ioctl fs/ioctl.c:856 [inline]
__x64_sys_ioctl+0x193/0x200 fs/ioctl.c:856
do_syscall_x64 arch/x86/entry/common.c:50 [inline]
do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80
entry_SYSCALL_64_after_hwframe+0x46/0xb0
RIP: 0033:0x7f2933089109
Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f2934150168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 00007f293319bf60 RCX: 00007f2933089109
RDX: 0000000020000080 RSI: 00000000c0481273 RDI: 0000000000000003
RBP: 00007f29330e305d R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007ffe5646271f R14: 00007f2934150300 R15: 0000000000022000
</TASK>
BUG: sleeping function called from invalid context at include/linux/sched/mm.h:274
in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 10461, name: syz-executor.5
preempt_count: 1, expected: 0
RCU nest depth: 0, expected: 0
2 locks held by syz-executor.5/10461:
#0: ffff888146a4f718 (&q->debugfs_mutex){+.+.}-{3:3}, at: blk_trace_ioctl+0xa9/0x270 kernel/trace/blktrace.c:735
#1: ffffffff8bdee228 (relay_channels_mutex){+.+.}-{3:3}, at: relay_open kernel/relay.c:518 [inline]
#1: ffffffff8bdee228 (relay_channels_mutex){+.+.}-{3:3}, at: relay_open+0x389/0xa00 kernel/relay.c:477
Preemption disabled at:
[<ffffffff81bc96e5>] rmqueue_pcplist mm/page_alloc.c:3813 [inline]
[<ffffffff81bc96e5>] rmqueue mm/page_alloc.c:3858 [inline]
[<ffffffff81bc96e5>] get_page_from_freelist+0x455/0x3a20 mm/page_alloc.c:4293
CPU: 0 PID: 10461 Comm: syz-executor.5 Tainted: G W 5.19.0-rc2-next-20220615-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
<TASK>
__dump_stack lib/dump_stack.c:88 [inline]
dump_stack_lvl+0xcd/0x134 lib/dump_stack.c:106
__might_resched.cold+0x222/0x26b kernel/sched/core.c:9823
might_alloc include/linux/sched/mm.h:274 [inline]
prepare_alloc_pages+0x3d8/0x570 mm/page_alloc.c:5290
__alloc_pages+0x145/0x510 mm/page_alloc.c:5501
alloc_pages+0x1aa/0x310 mm/mempolicy.c:2279
relay_alloc_buf kernel/relay.c:124 [inline]
relay_create_buf kernel/relay.c:165 [inline]
relay_open_buf.part.0+0x2a7/0xc00 kernel/relay.c:387
relay_open_buf kernel/relay.c:384 [inline]
relay_open kernel/relay.c:520 [inline]
relay_open+0x4fb/0xa00 kernel/relay.c:477
do_blk_trace_setup+0x4bc/0xb60 kernel/trace/blktrace.c:559
__blk_trace_setup+0xca/0x180 kernel/trace/blktrace.c:599
blk_trace_ioctl+0x13b/0x270 kernel/trace/blktrace.c:740
blkdev_ioctl+0x181/0x800 block/ioctl.c:603
vfs_ioctl fs/ioctl.c:51 [inline]
__do_sys_ioctl fs/ioctl.c:870 [inline]
__se_sys_ioctl fs/ioctl.c:856 [inline]
__x64_sys_ioctl+0x193/0x200 fs/ioctl.c:856
do_syscall_x64 arch/x86/entry/common.c:50 [inline]
do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80
entry_SYSCALL_64_after_hwframe+0x46/0xb0
RIP: 0033:0x7f2933089109
Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f2934150168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 00007f293319bf60 RCX: 00007f2933089109
RDX: 0000000020000080 RSI: 00000000c0481273 RDI: 0000000000000003
RBP: 00007f29330e305d R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007ffe5646271f R14: 00007f2934150300 R15: 0000000000022000
</TASK>
BUG: sleeping function called from invalid context at include/linux/sched/mm.h:274
in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 10461, name: syz-executor.5
preempt_count: 2, expected: 0
RCU nest depth: 0, expected: 0
2 locks held by syz-executor.5/10461:
#0: ffff888146a4f718 (&q->debugfs_mutex){+.+.}-{3:3}, at: blk_trace_ioctl+0xa9/0x270 kernel/trace/blktrace.c:735
#1: ffffffff8bdee228 (relay_channels_mutex){+.+.}-{3:3}, at: relay_open kernel/relay.c:518 [inline]
#1: ffffffff8bdee228 (relay_channels_mutex){+.+.}-{3:3}, at: relay_open+0x389/0xa00 kernel/relay.c:477
Preemption disabled at:
[<ffffffff81bc96e5>] rmqueue_pcplist mm/page_alloc.c:3813 [inline]
[<ffffffff81bc96e5>] rmqueue mm/page_alloc.c:3858 [inline]
[<ffffffff81bc96e5>] get_page_from_freelist+0x455/0x3a20 mm/page_alloc.c:4293
CPU: 0 PID: 10461 Comm: syz-executor.5 Tainted: G W 5.19.0-rc2-next-20220615-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
<TASK>
__dump_stack lib/dump_stack.c:88 [inline]
dump_stack_lvl+0xcd/0x134 lib/dump_stack.c:106
__might_resched.cold+0x222/0x26b kernel/sched/core.c:9823
might_alloc include/linux/sched/mm.h:274 [inline]
prepare_alloc_pages+0x3d8/0x570 mm/page_alloc.c:5290
__alloc_pages+0x145/0x510 mm/page_alloc.c:5501
alloc_pages+0x1aa/0x310 mm/mempolicy.c:2279
relay_alloc_buf kernel/relay.c:124 [inline]
relay_create_buf kernel/relay.c:165 [inline]
relay_open_buf.part.0+0x2a7/0xc00 kernel/relay.c:387
relay_open_buf kernel/relay.c:384 [inline]
relay_open kernel/relay.c:520 [inline]
relay_open+0x4fb/0xa00 kernel/relay.c:477
do_blk_trace_setup+0x4bc/0xb60 kernel/trace/blktrace.c:559
__blk_trace_setup+0xca/0x180 kernel/trace/blktrace.c:599
blk_trace_ioctl+0x13b/0x270 kernel/trace/blktrace.c:740
blkdev_ioctl+0x181/0x800 block/ioctl.c:603
vfs_ioctl fs/ioctl.c:51 [inline]
__do_sys_ioctl fs/ioctl.c:870 [inline]
__se_sys_ioctl fs/ioctl.c:856 [inline]
__x64_sys_ioctl+0x193/0x200 fs/ioctl.c:856
do_syscall_x64 arch/x86/entry/common.c:50 [inline]
do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80
entry_SYSCALL_64_after_hwframe+0x46/0xb0
RIP: 0033:0x7f2933089109
Code: Unable to access opcode bytes at RIP 0x7f29330890df.
RSP: 002b:00007f2934150168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 00007f293319bf60 RCX: 00007f2933089109
RDX: 0000000020000080 RSI: 00000000c0481273 RDI: 0000000000000003
RBP: 00007f29330e305d R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007ffe5646271f R14: 00007f2934150300 R15: 0000000000022000
</TASK>
BUG: sleeping function called from invalid context at include/linux/sched/mm.h:274
in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 10461, name: syz-executor.5
preempt_count: 2, expected: 0
RCU nest depth: 0, expected: 0
2 locks held by syz-executor.5/10461:
#0: ffff888146a4f718 (&q->debugfs_mutex){+.+.}-{3:3}, at: blk_trace_ioctl+0xa9/0x270 kernel/trace/blktrace.c:735
#1: ffffffff8bdee228 (relay_channels_mutex){+.+.}-{3:3}, at: relay_open kernel/relay.c:518 [inline]
#1: ffffffff8bdee228 (relay_channels_mutex){+.+.}-{3:3}, at: relay_open+0x389/0xa00 kernel/relay.c:477
Preemption disabled at:
[<ffffffff81bc96e5>] rmqueue_pcplist mm/page_alloc.c:3813 [inline]
[<ffffffff81bc96e5>] rmqueue mm/page_alloc.c:3858 [inline]
[<ffffffff81bc96e5>] get_page_from_freelist+0x455/0x3a20 mm/page_alloc.c:4293
CPU: 0 PID: 10461 Comm: syz-executor.5 Tainted: G W 5.19.0-rc2-next-20220615-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
<TASK>
__dump_stack lib/dump_stack.c:88 [inline]
dump_stack_lvl+0xcd/0x134 lib/dump_stack.c:106
__might_resched.cold+0x222/0x26b kernel/sched/core.c:9823
might_alloc include/linux/sched/mm.h:274 [inline]
prepare_alloc_pages+0x3d8/0x570 mm/page_alloc.c:5290
__alloc_pages+0x145/0x510 mm/page_alloc.c:5501
alloc_pages+0x1aa/0x310 mm/mempolicy.c:2279
relay_alloc_buf kernel/relay.c:124 [inline]
relay_create_buf kernel/relay.c:165 [inline]
relay_open_buf.part.0+0x2a7/0xc00 kernel/relay.c:387
relay_open_buf kernel/relay.c:384 [inline]
relay_open kernel/relay.c:520 [inline]
relay_open+0x4fb/0xa00 kernel/relay.c:477
do_blk_trace_setup+0x4bc/0xb60 kernel/trace/blktrace.c:559
__blk_trace_setup+0xca/0x180 kernel/trace/blktrace.c:599
blk_trace_ioctl+0x13b/0x270 kernel/trace/blktrace.c:740
blkdev_ioctl+0x181/0x800 block/ioctl.c:603
vfs_ioctl fs/ioctl.c:51 [inline]
__do_sys_ioctl fs/ioctl.c:870 [inline]
__se_sys_ioctl fs/ioctl.c:856 [inline]
__x64_sys_ioctl+0x193/0x200 fs/ioctl.c:856
do_syscall_x64 arch/x86/entry/common.c:50 [inline]
do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80
entry_SYSCALL_64_after_hwframe+0x46/0xb0
RIP: 0033:0x7f2933089109
Code: Unable to access opcode bytes at RIP 0x7f29330890df.
RSP: 002b:00007f2934150168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 00007f293319bf60 RCX: 00007f2933089109
RDX: 0000000020000080 RSI: 00000000c0481273 RDI: 0000000000000003
RBP: 00007f29330e305d R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007ffe5646271f R14: 00007f2934150300 R15: 0000000000022000
</TASK>
BUG: sleeping function called from invalid context at include/linux/sched/mm.h:274
in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 10461, name: syz-executor.5
preempt_count: 2, expected: 0
RCU nest depth: 0, expected: 0
2 locks held by syz-executor.5/10461:
#0: ffff888146a4f718 (&q->debugfs_mutex){+.+.}-{3:3}, at: blk_trace_ioctl+0xa9/0x270 kernel/trace/blktrace.c:735
#1: ffffffff8bdee228 (relay_channels_mutex){+.+.}-{3:3}, at: relay_open kernel/relay.c:518 [inline]
#1: ffffffff8bdee228 (relay_channels_mutex){+.+.}-{3:3}, at: relay_open+0x389/0xa00 kernel/relay.c:477
Preemption disabled at:
[<ffffffff81bc96e5>] rmqueue_pcplist mm/page_alloc.c:3813 [inline]
[<ffffffff81bc96e5>] rmqueue mm/page_alloc.c:3858 [inline]
[<ffffffff81bc96e5>] get_page_from_freelist+0x455/0x3a20 mm/page_alloc.c:4293
CPU: 0 PID: 10461 Comm: syz-executor.5 Tainted: G W 5.19.0-rc2-next-20220615-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
<TASK>
__dump_stack lib/dump_stack.c:88 [inline]
dump_stack_lvl+0xcd/0x134 lib/dump_stack.c:106
__might_resched.cold+0x222/0x26b kernel/sched/core.c:9823
might_alloc include/linux/sched/mm.h:274 [inline]
prepare_alloc_pages+0x3d8/0x570 mm/page_alloc.c:5290
__alloc_pages+0x145/0x510 mm/page_alloc.c:5501
alloc_pages+0x1aa/0x310 mm/mempolicy.c:2279
relay_alloc_buf kernel/relay.c:124 [inline]
relay_create_buf kernel/relay.c:165 [inline]
relay_open_buf.part.0+0x2a7/0xc00 kernel/relay.c:387
relay_open_buf kernel/relay.c:384 [inline]
relay_open kernel/relay.c:520 [inline]
relay_open+0x4fb/0xa00 kernel/relay.c:477
do_blk_trace_setup+0x4bc/0xb60 kernel/trace/blktrace.c:559
__blk_trace_setup+0xca/0x180 kernel/trace/blktrace.c:599
blk_trace_ioctl+0x13b/0x270 kernel/trace/blktrace.c:740
blkdev_ioctl+0x181/0x800 block/ioctl.c:603
vfs_ioctl fs/ioctl.c:51 [inline]
__do_sys_ioctl fs/ioctl.c:870 [inline]
__se_sys_ioctl fs/ioctl.c:856 [inline]
__x64_sys_ioctl+0x193/0x200 fs/ioctl.c:856
do_syscall_x64 arch/x86/entry/common.c:50 [inline]
do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80
entry_SYSCALL_64_after_hwframe+0x46/0xb0
RIP: 0033:0x7f2933089109
Code: Unable to access opcode bytes at RIP 0x7f29330890df.
RSP: 002b:00007f2934150168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 00007f293319bf60 RCX: 00007f2933089109
RDX: 0000000020000080 RSI: 00000000c0481273 RDI: 0000000000000003
RBP: 00007f29330e305d R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007ffe5646271f R14: 00007f2934150300 R15: 0000000000022000
</TASK>
BUG: sleeping function called from invalid context at include/linux/sched/mm.h:274
in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 10461, name: syz-executor.5
preempt_count: 2, expected: 0
RCU nest depth: 0, expected: 0
2 locks held by syz-executor.5/10461:
#0: ffff888146a4f718 (&q->debugfs_mutex){+.+.}-{3:3}, at: blk_trace_ioctl+0xa9/0x270 kernel/trace/blktrace.c:735
#1: ffffffff8bdee228 (relay_channels_mutex){+.+.}-{3:3}, at: relay_open kernel/relay.c:518 [inline]
#1: ffffffff8bdee228 (relay_channels_mutex){+.+.}-{3:3}, at: relay_open+0x389/0xa00 kernel/relay.c:477
Preemption disabled at:
[<ffffffff81bc96e5>] rmqueue_pcplist mm/page_alloc.c:3813 [inline]
[<ffffffff81bc96e5>] rmqueue mm/page_alloc.c:3858 [inline]
[<ffffffff81bc96e5>] get_page_from_freelist+0x455/0x3a20 mm/page_alloc.c:4293
CPU: 0 PID: 10461 Comm: syz-executor.5 Tainted: G W 5.19.0-rc2-next-20220615-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
<TASK>
__dump_stack lib/dump_stack.c:88 [inline]
dump_stack_lvl+0xcd/0x134 lib/dump_stack.c:106
__might_resched.cold+0x222/0x26b kernel/sched/core.c:9823
might_alloc include/linux/sched/mm.h:274 [inline]
prepare_alloc_pages+0x3d8/0x570 mm/page_alloc.c:5290
__alloc_pages+0x145/0x510 mm/page_alloc.c:5501
alloc_pages+0x1aa/0x310 mm/mempolicy.c:2279
relay_alloc_buf kernel/relay.c:124 [inline]
relay_create_buf kernel/relay.c:165 [inline]
relay_open_buf.part.0+0x2a7/0xc00 kernel/relay.c:387
relay_open_buf kernel/relay.c:384 [inline]
relay_open kernel/relay.c:520 [inline]
relay_open+0x4fb/0xa00 kernel/relay.c:477
do_blk_trace_setup+0x4bc/0xb60 kernel/trace/blktrace.c:559
__blk_trace_setup+0xca/0x180 kernel/trace/blktrace.c:599
blk_trace_ioctl+0x13b/0x270 kernel/trace/blktrace.c:740
blkdev_ioctl+0x181/0x800 block/ioctl.c:603
vfs_ioctl fs/ioctl.c:51 [inline]
__do_sys_ioctl fs/ioctl.c:870 [inline]
__se_sys_ioctl fs/ioctl.c:856 [inline]
__x64_sys_ioctl+0x193/0x200 fs/ioctl.c:856
do_syscall_x64 arch/x86/entry/common.c:50 [inline]
do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80
entry_SYSCALL_64_after_hwframe+0x46/0xb0
RIP: 0033:0x7f2933089109
Code: Unable to access opcode bytes at RIP 0x7f29330890df.
RSP: 002b:00007f2934150168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 00007f293319bf60 RCX: 00007f2933089109
RDX: 0000000020000080 RSI: 00000000c0481273 RDI: 0000000000000003
RBP: 00007f29330e305d R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007ffe5646271f R14: 00007f2934150300 R15: 0000000000022000
</TASK>
BUG: sleeping function called from invalid context at include/linux/sched/mm.h:274
in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 10461, name: syz-executor.5
preempt_count: 2, expected: 0
RCU nest depth: 0, expected: 0
2 locks held by syz-executor.5/10461:
#0: ffff888146a4f718 (&q->debugfs_mutex){+.+.}-{3:3}, at: blk_trace_ioctl+0xa9/0x270 kernel/trace/blktrace.c:735
#1: ffffffff8bdee228 (relay_channels_mutex){+.+.}-{3:3}, at: relay_open kernel/relay.c:518 [inline]
#1: ffffffff8bdee228 (relay_channels_mutex){+.+.}-{3:3}, at: relay_open+0x389/0xa00 kernel/relay.c:477
Preemption disabled at:
[<ffffffff81bc96e5>] rmqueue_pcplist mm/page_alloc.c:3813 [inline]
[<ffffffff81bc96e5>] rmqueue mm/page_alloc.c:3858 [inline]
[<ffffffff81bc96e5>] get_page_from_freelist+0x455/0x3a20 mm/page_alloc.c:4293
CPU: 0 PID: 10461 Comm: syz-executor.5 Tainted: G W 5.19.0-rc2-next-20220615-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
<TASK>
__dump_stack lib/dump_stack.c:88 [inline]
dump_stack_lvl+0xcd/0x134 lib/dump_stack.c:106
__might_resched.cold+0x222/0x26b kernel/sched/core.c:9823
might_alloc include/linux/sched/mm.h:274 [inline]
prepare_alloc_pages+0x3d8/0x570 mm/page_alloc.c:5290
__alloc_pages+0x145/0x510 mm/page_alloc.c:5501
alloc_pages+0x1aa/0x310 mm/mempolicy.c:2279
relay_alloc_buf kernel/relay.c:124 [inline]
relay_create_buf kernel/relay.c:165 [inline]
relay_open_buf.part.0+0x2a7/0xc00 kernel/relay.c:387
relay_open_buf kernel/relay.c:384 [inline]
relay_open kernel/relay.c:520 [inline]
relay_open+0x4fb/0xa00 kernel/relay.c:477
do_blk_trace_setup+0x4bc/0xb60 kernel/trace/blktrace.c:559
__blk_trace_setup+0xca/0x180 kernel/trace/blktrace.c:599
blk_trace_ioctl+0x13b/0x270 kernel/trace/blktrace.c:740
blkdev_ioctl+0x181/0x800 block/ioctl.c:603
vfs_ioctl fs/ioctl.c:51 [inline]
__do_sys_ioctl fs/ioctl.c:870 [inline]
__se_sys_ioctl fs/ioctl.c:856 [inline]
__x64_sys_ioctl+0x193/0x200 fs/ioctl.c:856
do_syscall_x64 arch/x86/entry/common.c:50 [inline]
do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80
entry_SYSCALL_64_after_hwframe+0x46/0xb0
RIP: 0033:0x7f2933089109
Code: Unable to access opcode bytes at RIP 0x7f29330890df.
RSP: 002b:00007f2934150168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 00007f293319bf60 RCX: 00007f2933089109
RDX: 0000000020000080 RSI: 00000000c0481273 RDI: 0000000000000003
RBP: 00007f29330e305d R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007ffe5646271f R14: 00007f2934150300 R15: 0000000000022000
</TASK>
BUG: sleeping function called from invalid context at include/linux/sched/mm.h:274
in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 10461, name: syz-executor.5
preempt_count: 2, expected: 0
RCU nest depth: 0, expected: 0
2 locks held by syz-executor.5/10461:
#0: ffff888146a4f718 (&q->debugfs_mutex){+.+.}-{3:3}, at: blk_trace_ioctl+0xa9/0x270 kernel/trace/blktrace.c:735
#1: ffffffff8bdee228 (relay_channels_mutex){+.+.}-{3:3}, at: relay_open kernel/relay.c:518 [inline]
#1: ffffffff8bdee228 (relay_channels_mutex){+.+.}-{3:3}, at: relay_open+0x389/0xa00 kernel/relay.c:477
Preemption disabled at:
[<ffffffff81bc96e5>] rmqueue_pcplist mm/page_alloc.c:3813 [inline]
[<ffffffff81bc96e5>] rmqueue mm/page_alloc.c:3858 [inline]
[<ffffffff81bc96e5>] get_page_from_freelist+0x455/0x3a20 mm/page_alloc.c:4293
CPU: 0 PID: 10461 Comm: syz-executor.5 Tainted: G W 5.19.0-rc2-next-20220615-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
<TASK>
__dump_stack lib/dump_stack.c:88 [inline]
dump_stack_lvl+0xcd/0x134 lib/dump_stack.c:106
__might_resched.cold+0x222/0x26b kernel/sched/core.c:9823
might_alloc include/linux/sched/mm.h:274 [inline]
prepare_alloc_pages+0x3d8/0x570 mm/page_alloc.c:5290
__alloc_pages+0x145/0x510 mm/page_alloc.c:5501
alloc_pages+0x1aa/0x310 mm/mempolicy.c:2279
__get_free_pages+0x8/0x40 mm/page_alloc.c:5561
kasan_populate_vmalloc_pte mm/kasan/shadow.c:271 [inline]
kasan_populate_vmalloc_pte+0x25/0x160 mm/kasan/shadow.c:262
apply_to_pte_range mm/memory.c:2648 [inline]
apply_to_pmd_range mm/memory.c:2692 [inline]
apply_to_pud_range mm/memory.c:2728 [inline]
apply_to_p4d_range mm/memory.c:2764 [inline]
__apply_to_page_range+0x68c/0x1030 mm/memory.c:2798
alloc_vmap_area+0xacf/0x1d30 mm/vmalloc.c:1625
__get_vm_area_node+0x142/0x3f0 mm/vmalloc.c:2483
get_vm_area_caller mm/vmalloc.c:2536 [inline]
vmap+0x131/0x330 mm/vmalloc.c:2831
relay_alloc_buf kernel/relay.c:129 [inline]
relay_create_buf kernel/relay.c:165 [inline]
relay_open_buf.part.0+0x4b2/0xc00 kernel/relay.c:387
relay_open_buf kernel/relay.c:384 [inline]
relay_open kernel/relay.c:520 [inline]
relay_open+0x4fb/0xa00 kernel/relay.c:477
do_blk_trace_setup+0x4bc/0xb60 kernel/trace/blktrace.c:559
__blk_trace_setup+0xca/0x180 kernel/trace/blktrace.c:599
blk_trace_ioctl+0x13b/0x270 kernel/trace/blktrace.c:740
blkdev_ioctl+0x181/0x800 block/ioctl.c:603
vfs_ioctl fs/ioctl.c:51 [inline]
__do_sys_ioctl fs/ioctl.c:870 [inline]
__se_sys_ioctl fs/ioctl.c:856 [inline]
__x64_sys_ioctl+0x193/0x200 fs/ioctl.c:856
do_syscall_x64 arch/x86/entry/common.c:50 [inline]
do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80
entry_SYSCALL_64_after_hwframe+0x46/0xb0
RIP: 0033:0x7f2933089109
Code: Unable to access opcode bytes at RIP 0x7f29330890df.
RSP: 002b:00007f2934150168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 00007f293319bf60 RCX: 00007f2933089109
RDX: 0000000020000080 RSI: 00000000c0481273 RDI: 0000000000000003
RBP: 00007f29330e305d R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007ffe5646271f R14: 00007f2934150300 R15: 0000000000022000
</TASK>
BUG: sleeping function called from invalid context at include/linux/sched/mm.h:274
in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 10461, name: syz-executor.5
---
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.
next reply other threads:[~2022-06-18 12:16 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-06-18 12:16 syzbot [this message]
2022-06-20 7:31 ` [syzbot] BUG: sleeping function called from invalid context in relay_open_buf Christoph Hellwig
2022-06-20 8:50 ` Dmitry Vyukov
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=000000000000d90a8005e1b7d62b@google.com \
--to=syzbot+4fe838aeddc9710946ca@syzkaller.appspotmail.com \
--cc=axboe@kernel.dk \
--cc=linux-block@vger.kernel.org \
--cc=linux-kernel@vger.kernel.org \
--cc=mingo@redhat.com \
--cc=rostedt@goodmis.org \
--cc=syzkaller-bugs@googlegroups.com \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.