audit: type=1400 audit(1665032077.911:8): avc: denied { kernel } for pid=5339 comm="syz-executor.2" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=perf_event permissive=1
------------[ cut here ]------------
WARNING: CPU: 0 PID: 126 at kernel/events/core.c:2233 event_filter_match+0x422/0x660
Modules linked in:
CPU: 0 PID: 126 Comm: systemd-udevd Not tainted 6.0.0-next-20221005 #1
Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
RIP: 0010:event_filter_match+0x422/0x660
Code: 00 00 00 e9 7c fc ff ff e8 7b 33 f1 ff 65 8b 2d 20 8d ad 7e 31 ff 89 ee e8 1b 30 f1 ff 85 ed 0f 84 ef 00 00 00 e8 5e 33 f1 ff <0f> 0b eb 9f e8 25 9f 23 00 e9 17 fc ff ff e8 4b 33 f1 ff 48 8d 7b
RSP: 0018:ffff88806ce09c70 EFLAGS: 00010046
RAX: 0000000080010003 RBX: ffff888039df8000 RCX: 0000000000000000
RDX: ffff88801000d040 RSI: ffffffff8154e8b2 RDI: 0000000000000005
RBP: 0000000000000000 R08: 0000000000000005 R09: 0000000000000001
R10: 0000000000000000 R11: ffffffff865b601b R12: ffff888039df8220
R13: 0000000000000000 R14: ffff888039df80a8 R15: ffff888039df8220
FS: 00007f82c56fd8c0(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007ff52c420000 CR3: 000000000f35a000 CR4: 0000000000350ef0
Call Trace:
merge_sched_in+0x107/0x1110
visit_groups_merge.constprop.0.isra.0+0x4fc/0xef0
ctx_sched_in+0x2e6/0x770
perf_event_sched_in+0x75/0x80
ctx_resched+0x1ce/0x390
__perf_install_in_context+0x285/0x9c0
remote_function+0x125/0x1b0
__flush_smp_call_function_queue+0x1df/0x5a0
__sysvec_call_function_single+0x92/0x3a0
sysvec_call_function_single+0x89/0xc0
asm_sysvec_call_function_single+0x16/0x20
RIP: 0010:__sanitizer_cov_trace_pc+0x7/0x70
Code: 00 66 90 48 8b be a8 01 00 00 e8 b4 ff ff ff 31 c0 e9 3d 1f 1a 03 66 66 2e 0f 1f 84 00 00 00 00 00 66 90 65 8b 05 69 52 bc 7e <89> c1 48 8b 34 24 81 e1 00 01 00 00 65 48 8b 14 25 c0 6e 02 00 a9
RSP: 0018:ffff88801817f698 EFLAGS: 00000206
RAX: 0000000080000002 RBX: 000000000001a791 RCX: ffffffff81691330
RDX: ffff88801000d040 RSI: 0000000000000000 RDI: 0000000000000006
RBP: 1ffff1100302fed5 R08: 0000000000000006 R09: 000000000001a791
R10: 000000000007ffdf R11: 0000000000000001 R12: ffff88800dc74b60
R13: 000055b3c26d0000 R14: 000000000007ffdf R15: 0000000000000000
vm_normal_page+0x130/0x2e0
copy_page_range+0xf78/0x4270
dup_mmap+0xa4a/0xfc0
dup_mm+0x91/0x380
copy_process+0x6ac6/0x6e20
kernel_clone+0xe7/0x890
__do_sys_clone+0xba/0x100
do_syscall_64+0x3b/0x90
entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x7f82c5b894bb
Code: ed 0f 85 f8 00 00 00 64 4c 8b 0c 25 10 00 00 00 45 31 c0 4d 8d 91 d0 02 00 00 31 d2 31 f6 bf 11 00 20 01 b8 38 00 00 00 0f 05 <48> 3d 00 f0 ff ff 0f 87 91 00 00 00 41 89 c5 85 c0 0f 85 9e 00 00
RSP: 002b:00007ffed5c3a160 EFLAGS: 00000246 ORIG_RAX: 0000000000000038
RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f82c5b894bb
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000001200011
RBP: 0000000000000000 R08: 0000000000000000 R09: 00007f82c56fd8c0
R10: 00007f82c56fdb90 R11: 0000000000000246 R12: 0000000000000000
R13: 00007ffed5c3a230 R14: 0000000000000000 R15: 0000000000000000
irq event stamp: 609626
hardirqs last enabled at (609625): [] finish_task_switch.isra.0+0x22d/0x8a0
hardirqs last disabled at (609626): [] sysvec_call_function_single+0xb/0xc0
softirqs last enabled at (609620): [] __irq_exit_rcu+0x11b/0x180
softirqs last disabled at (609615): [] __irq_exit_rcu+0x11b/0x180
---[ end trace 0000000000000000 ]---
------------[ cut here ]------------
WARNING: CPU: 0 PID: 126 at kernel/events/core.c:2557 merge_sched_in+0xadb/0x1110
Modules linked in:
CPU: 0 PID: 126 Comm: systemd-udevd Tainted: G W 6.0.0-next-20221005 #1
Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
RIP: 0010:merge_sched_in+0xadb/0x1110
Code: ff ff e8 08 0e ef ff 65 8b 05 ad 67 ab 7e 31 ff 89 c6 89 04 24 e8 a5 0a ef ff 8b 04 24 85 c0 0f 84 13 02 00 00 e8 e5 0d ef ff <0f> 0b e9 c4 fb ff ff e8 d9 0d ef ff 4c 89 e8 48 05 18 01 00 00 e9
RSP: 0018:ffff88806ce09cb0 EFLAGS: 00010046
RAX: 0000000080010003 RBX: ffff88806ce3d2c0 RCX: 0000000000000000
RDX: ffff88801000d040 RSI: ffffffff81570e2b RDI: 0000000000000005
RBP: ffff888039df8000 R08: 0000000000000005 R09: 0000000000000001
R10: 0000000000000000 R11: ffffffff865b601b R12: ffff88806ce3d2c0
R13: ffff88806ce00000 R14: ffff888039df80a8 R15: ffff888039df8220
FS: 00007f82c56fd8c0(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007ff52c420000 CR3: 000000000f35a000 CR4: 0000000000350ef0
Call Trace:
visit_groups_merge.constprop.0.isra.0+0x4fc/0xef0
ctx_sched_in+0x2e6/0x770
perf_event_sched_in+0x75/0x80
ctx_resched+0x1ce/0x390
__perf_install_in_context+0x285/0x9c0
remote_function+0x125/0x1b0
__flush_smp_call_function_queue+0x1df/0x5a0
__sysvec_call_function_single+0x92/0x3a0
sysvec_call_function_single+0x89/0xc0
asm_sysvec_call_function_single+0x16/0x20
RIP: 0010:__sanitizer_cov_trace_pc+0x7/0x70
Code: 00 66 90 48 8b be a8 01 00 00 e8 b4 ff ff ff 31 c0 e9 3d 1f 1a 03 66 66 2e 0f 1f 84 00 00 00 00 00 66 90 65 8b 05 69 52 bc 7e <89> c1 48 8b 34 24 81 e1 00 01 00 00 65 48 8b 14 25 c0 6e 02 00 a9
RSP: 0018:ffff88801817f698 EFLAGS: 00000206
RAX: 0000000080000002 RBX: 000000000001a791 RCX: ffffffff81691330
RDX: ffff88801000d040 RSI: 0000000000000000 RDI: 0000000000000006
RBP: 1ffff1100302fed5 R08: 0000000000000006 R09: 000000000001a791
R10: 000000000007ffdf R11: 0000000000000001 R12: ffff88800dc74b60
R13: 000055b3c26d0000 R14: 000000000007ffdf R15: 0000000000000000
vm_normal_page+0x130/0x2e0
copy_page_range+0xf78/0x4270
dup_mmap+0xa4a/0xfc0
dup_mm+0x91/0x380
copy_process+0x6ac6/0x6e20
kernel_clone+0xe7/0x890
__do_sys_clone+0xba/0x100
do_syscall_64+0x3b/0x90
entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x7f82c5b894bb
Code: ed 0f 85 f8 00 00 00 64 4c 8b 0c 25 10 00 00 00 45 31 c0 4d 8d 91 d0 02 00 00 31 d2 31 f6 bf 11 00 20 01 b8 38 00 00 00 0f 05 <48> 3d 00 f0 ff ff 0f 87 91 00 00 00 41 89 c5 85 c0 0f 85 9e 00 00
RSP: 002b:00007ffed5c3a160 EFLAGS: 00000246 ORIG_RAX: 0000000000000038
RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f82c5b894bb
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000001200011
RBP: 0000000000000000 R08: 0000000000000000 R09: 00007f82c56fd8c0
R10: 00007f82c56fdb90 R11: 0000000000000246 R12: 0000000000000000
R13: 00007ffed5c3a230 R14: 0000000000000000 R15: 0000000000000000
irq event stamp: 609626
hardirqs last enabled at (609625): [] finish_task_switch.isra.0+0x22d/0x8a0
hardirqs last disabled at (609626): [] sysvec_call_function_single+0xb/0xc0
softirqs last enabled at (609620): [] __irq_exit_rcu+0x11b/0x180
softirqs last disabled at (609615): [] __irq_exit_rcu+0x11b/0x180
---[ end trace 0000000000000000 ]---
loop7: detected capacity change from 0 to 264192
------------[ cut here ]------------
WARNING: CPU: 0 PID: 5341 at kernel/events/core.c:2309 group_sched_out.part.0+0x2c7/0x460
Modules linked in:
CPU: 0 PID: 5341 Comm: syz-executor.7 Tainted: G W 6.0.0-next-20221005 #1
Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
RIP: 0010:group_sched_out.part.0+0x2c7/0x460
Code: 5e 41 5f e9 8b ae ef ff e8 86 ae ef ff 65 8b 1d 2b 08 ac 7e 31 ff 89 de e8 26 ab ef ff 85 db 0f 84 8a 00 00 00 e8 69 ae ef ff <0f> 0b e9 a5 fe ff ff e8 5d ae ef ff 48 8d 7d 10 48 b8 00 00 00 00
RSP: 0000:ffff88806ce09e48 EFLAGS: 00010046
RAX: 0000000080010001 RBX: 0000000000000000 RCX: 0000000000000000
RDX: ffff8880200d5040 RSI: ffffffff81566da7 RDI: 0000000000000005
RBP: ffff888039df8000 R08: 0000000000000005 R09: 0000000000000001
R10: 0000000000000000 R11: ffffffff865b601b R12: ffff88806ce3d2c0
R13: ffff88806ce3d2c0 R14: ffffffff8547d1a0 R15: 0000000000000002
FS: 0000555555d19400(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000001b2dd28000 CR3: 000000003d1b8000 CR4: 0000000000350ef0
Call Trace:
ctx_sched_out+0x8f1/0xc10
ctx_resched+0x2f3/0x390
__perf_install_in_context+0x285/0x9c0
remote_function+0x125/0x1b0
__flush_smp_call_function_queue+0x1df/0x5a0
__sysvec_call_function_single+0x92/0x3a0
sysvec_call_function_single+0x89/0xc0
asm_sysvec_call_function_single+0x16/0x20
RIP: 0010:__sanitizer_cov_trace_pc+0x7/0x70
Code: 00 66 90 48 8b be a8 01 00 00 e8 b4 ff ff ff 31 c0 e9 3d 1f 1a 03 66 66 2e 0f 1f 84 00 00 00 00 00 66 90 65 8b 05 69 52 bc 7e <89> c1 48 8b 34 24 81 e1 00 01 00 00 65 48 8b 14 25 c0 6e 02 00 a9
RSP: 0000:ffff888038f2fa68 EFLAGS: 00000246
RAX: 0000000080000000 RBX: 0000000000000000 RCX: ffffffff818e4658
RDX: ffff8880200d5040 RSI: 0000000000000000 RDI: 0000000000000004
RBP: 0000000000000001 R08: 0000000000000004 R09: 0000000000000000
R10: 0000000000001000 R11: 0000000000000001 R12: dffffc0000000000
R13: 0000000000000000 R14: 0000000000001000 R15: ffffea0000b693c0
__block_write_begin_int+0x165/0x13d0
block_page_mkwrite+0x35b/0x550
ext4_page_mkwrite+0xc8f/0x1a70
do_page_mkwrite+0x1a0/0x640
__handle_mm_fault+0x12ac/0x35e0
handle_mm_fault+0x2e6/0xa20
do_user_addr_fault+0x536/0x1300
exc_page_fault+0x98/0x1a0
asm_exc_page_fault+0x22/0x30
RIP: 0033:0x7f4539074673
Code: 5d c3 0f 1f 44 00 00 48 8b 0d 59 ed 0a 01 48 8b 05 4a ed 0a 01 4c 8d 81 00 00 00 01 48 39 c8 72 13 4c 39 c0 73 0e 48 8d 50 04 <89> 38 48 89 15 2c ed 0a 01 c3 52 48 8d 35 77 b7 0b 00 48 89 c2 48
RSP: 002b:00007ffe4e7a50a8 EFLAGS: 00010287
RAX: 0000001b2dd28000 RBX: 00007f4538c4e948 RCX: 0000001b2dd20000
RDX: 0000001b2dd28004 RSI: 00007f4538c4faa8 RDI: 0000000081546078
RBP: 00000000000001bb R08: 0000001b2ed20000 R09: 0000001b2dd27b3c
R10: 0000000000001845 R11: 0000000062c91849 R12: 00007f4538c4ede0
R13: 00007f4538c4faa8 R14: ffffffff8133f76a R15: 00007f45391ea0b0
irq event stamp: 3122
hardirqs last enabled at (3121): [] kasan_quarantine_put+0x8b/0x1f0
hardirqs last disabled at (3122): [] sysvec_call_function_single+0xb/0xc0
softirqs last enabled at (2944): [] fpu_clone+0x3c2/0xb00
softirqs last disabled at (2942): [] fpu_clone+0x335/0xb00
---[ end trace 0000000000000000 ]---
loop4: detected capacity change from 0 to 264192
device syz_tun entered promiscuous mode
audit: type=1400 audit(1665032078.203:9): avc: denied { write } for pid=5339 comm="syz-executor.2" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=perf_event permissive=1
------------[ cut here ]------------
WARNING: CPU: 0 PID: 5350 at kernel/events/core.c:1962 perf_group_attach+0x3d1/0x6b0
Modules linked in:
CPU: 0 PID: 5350 Comm: syz-executor.2 Tainted: G W 6.0.0-next-20221005 #1
Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
RIP: 0010:perf_group_attach+0x3d1/0x6b0
Code: 65 10 f1 ff 85 db 75 a7 e8 ac 13 f1 ff 65 8b 1d 51 6d ad 7e 31 ff 89 de e8 4c 10 f1 ff 85 db 0f 84 a4 01 00 00 e8 8f 13 f1 ff <0f> 0b eb 81 e8 86 13 f1 ff 48 8d bb 20 02 00 00 48 b8 00 00 00 00
RSP: 0018:ffff88806ce09ed8 EFLAGS: 00010046
RAX: 0000000080010003 RBX: 0000000000000000 RCX: 0000000000000000
RDX: ffff88800d61d040 RSI: ffffffff81550881 RDI: 0000000000000005
RBP: ffff888039df9720 R08: 0000000000000005 R09: 0000000000000001
R10: 0000000000000000 R11: ffffffff865b601b R12: 0000000000000007
R13: ffff888039df97b0 R14: ffff888039df9730 R15: ffff888039df9940
FS: 0000000000000000(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000555556cb2098 CR3: 000000001b7ca000 CR4: 0000000000350ef0
Call Trace:
__perf_install_in_context+0x26d/0x9c0
remote_function+0x125/0x1b0
__flush_smp_call_function_queue+0x1df/0x5a0
__sysvec_call_function_single+0x92/0x3a0
sysvec_call_function_single+0x89/0xc0
asm_sysvec_call_function_single+0x16/0x20
RIP: 0010:__sanitizer_cov_trace_pc+0xd/0x70
Code: a8 01 00 00 e8 b4 ff ff ff 31 c0 e9 3d 1f 1a 03 66 66 2e 0f 1f 84 00 00 00 00 00 66 90 65 8b 05 69 52 bc 7e 89 c1 48 8b 34 24 <81> e1 00 01 00 00 65 48 8b 14 25 c0 6e 02 00 a9 00 01 ff 00 74 0e
RSP: 0018:ffff888039d77138 EFLAGS: 00000246
RAX: 0000000080000002 RBX: ffff888039df85c8 RCX: 0000000080000002
RDX: ffff88800d61d040 RSI: ffffffff81560a0a RDI: 0000000000000001
RBP: ffff888039d773b0 R08: 0000000000000001 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000001 R12: dffffc0000000000
R13: ffff88806ce33880 R14: 0000000000000001 R15: 0000000000000000
perf_tp_event+0x24a/0xba0
perf_trace_run_bpf_submit+0xf5/0x1d0
perf_trace_lock+0x308/0x560
lock_release+0x4ae/0x750
page_remove_rmap+0xfa/0x490
unmap_page_range+0x1c26/0x2a10
unmap_single_vma+0x190/0x380
unmap_vmas+0x21e/0x370
exit_mmap+0x154/0x680
mmput+0xd1/0x390
do_exit+0xa2e/0x27f0
do_group_exit+0xd0/0x2a0
get_signal+0x2195/0x22d0
arch_do_signal_or_restart+0x89/0x1be0
exit_to_user_mode_prepare+0x131/0x1a0
syscall_exit_to_user_mode+0x19/0x40
do_syscall_64+0x48/0x90
entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x7f667c244b19
Code: Unable to access opcode bytes at 0x7f667c244aef.
RSP: 002b:00007f66797ba188 EFLAGS: 00000246 ORIG_RAX: 0000000000000029
RAX: 0000000000000003 RBX: 00007f667c357f60 RCX: 00007f667c244b19
RDX: 000000000000000c RSI: 0000000000000003 RDI: 0000000000000010
RBP: 00007f667c29ef6d R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007ffd4683c51f R14: 00007f66797ba300 R15: 0000000000022000
irq event stamp: 2152
hardirqs last enabled at (2151): [] asm_sysvec_call_function_single+0x16/0x20
hardirqs last disabled at (2152): [] sysvec_call_function_single+0xb/0xc0
softirqs last enabled at (2126): [] __irq_exit_rcu+0x11b/0x180
softirqs last disabled at (2119): [] __irq_exit_rcu+0x11b/0x180
---[ end trace 0000000000000000 ]---
------------[ cut here ]------------
WARNING: CPU: 0 PID: 328 at kernel/events/core.c:2047 perf_group_detach+0x99e/0x12f0
Modules linked in:
CPU: 0 PID: 328 Comm: kworker/u4:4 Tainted: G W 6.0.0-next-20221005 #1
Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
Workqueue: events_unbound io_ring_exit_work
RIP: 0010:perf_group_detach+0x99e/0x12f0
Code: 85 d5 f8 ff ff e8 b2 4e ee ff 65 44 8b 25 56 a8 aa 7e 31 ff 44 89 e6 e8 50 4b ee ff 45 85 e4 0f 84 0a 05 00 00 e8 92 4e ee ff <0f> 0b e9 a9 f8 ff ff e8 86 4e ee ff 65 8b 1d 2b a8 aa 7e 31 ff 89
RSP: 0018:ffff88806ce09e60 EFLAGS: 00010046
RAX: 0000000080010002 RBX: ffff888039df85c8 RCX: 0000000000000000
RDX: ffff88803eccd040 RSI: ffffffff8157cd7e RDI: 0000000000000005
RBP: ffff888039df85c8 R08: 0000000000000005 R09: 0000000000000001
R10: 0000000000000000 R11: ffffffff865b601b R12: 0000000000000000
R13: ffff888039df8658 R14: ffff88806ce3d2c0 R15: ffff888039df85c8
FS: 0000000000000000(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f4add2136f4 CR3: 000000000ef98000 CR4: 0000000000350ef0
Call Trace:
__perf_remove_from_context+0x71e/0xb20
event_function+0x297/0x3d0
remote_function+0x125/0x1b0
__flush_smp_call_function_queue+0x1df/0x5a0
__sysvec_call_function_single+0x92/0x3a0
sysvec_call_function_single+0x89/0xc0
asm_sysvec_call_function_single+0x16/0x20
RIP: 0010:lock_acquire+0x1db/0x530
Code: 02 b8 ff ff ff ff 65 0f c1 05 71 42 d8 7e 83 f8 01 0f 85 c8 02 00 00 48 83 7c 24 08 00 74 01 fb 48 b8 00 00 00 00 00 fc ff df <48> 01 c3 48 c7 03 00 00 00 00 48 c7 43 08 00 00 00 00 48 8b 84 24
RSP: 0018:ffff888020ecf968 EFLAGS: 00000206
RAX: dffffc0000000000 RBX: 1ffff110041d9f2f RCX: 0000000000007d98
RDX: 1ffff11007d99b36 RSI: 0000000000000001 RDI: 0000000000000000
RBP: 0000000000000001 R08: 0000000000000000 R09: ffffffff86cd586f
R10: fffffbfff0d9ab0d R11: 0000000000000001 R12: 0000000000000000
R13: 0000000000000000 R14: ffff888033c42818 R15: 0000000000000000
_raw_spin_lock+0x2a/0x40
io_poll_remove_all_table+0xc3/0x267
io_poll_remove_all+0x2a/0x4b
io_uring_try_cancel_requests+0x897/0x928
io_ring_exit_work+0x141/0xc0f
process_one_work+0xa17/0x16a0
worker_thread+0x637/0x1260
kthread+0x2ed/0x3a0
ret_from_fork+0x22/0x30
irq event stamp: 146252
hardirqs last enabled at (146251): [] _raw_spin_unlock_irq+0x1f/0x50
hardirqs last disabled at (146252): [] sysvec_call_function_single+0xb/0xc0
softirqs last enabled at (146024): [] unix_release_sock+0x4ef/0x11b0
softirqs last disabled at (146022): [] unix_release_sock+0x473/0x11b0
---[ end trace 0000000000000000 ]---
------------[ cut here ]------------
WARNING: CPU: 0 PID: 328 at kernel/events/core.c:2183 perf_group_detach+0x9c7/0x12f0
Modules linked in:
CPU: 0 PID: 328 Comm: kworker/u4:4 Tainted: G W 6.0.0-next-20221005 #1
Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
Workqueue: events_unbound io_ring_exit_work
RIP: 0010:perf_group_detach+0x9c7/0x12f0
Code: ff 0f 0b e9 a9 f8 ff ff e8 86 4e ee ff 65 8b 1d 2b a8 aa 7e 31 ff 89 de e8 26 4b ee ff 85 db 0f 84 86 04 00 00 e8 69 4e ee ff <0f> 0b e9 0e fa ff ff e8 5d 4e ee ff 48 8b 7c 24 20 48 81 c7 f8 00
RSP: 0018:ffff88806ce09e60 EFLAGS: 00010046
RAX: 0000000080010002 RBX: 0000000000000000 RCX: 0000000000000000
RDX: ffff88803eccd040 RSI: ffffffff8157cda7 RDI: 0000000000000005
RBP: ffff888039df85c8 R08: 0000000000000005 R09: 0000000000000001
R10: 0000000000000000 R11: ffffffff865b601b R12: ffff888039df85c8
R13: ffff888039df85c8 R14: ffff88806ce3d2c0 R15: ffff888039df85c8
FS: 0000000000000000(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f4add2136f4 CR3: 000000000ef98000 CR4: 0000000000350ef0
Call Trace:
__perf_remove_from_context+0x71e/0xb20
event_function+0x297/0x3d0
remote_function+0x125/0x1b0
__flush_smp_call_function_queue+0x1df/0x5a0
__sysvec_call_function_single+0x92/0x3a0
sysvec_call_function_single+0x89/0xc0
asm_sysvec_call_function_single+0x16/0x20
RIP: 0010:lock_acquire+0x1db/0x530
Code: 02 b8 ff ff ff ff 65 0f c1 05 71 42 d8 7e 83 f8 01 0f 85 c8 02 00 00 48 83 7c 24 08 00 74 01 fb 48 b8 00 00 00 00 00 fc ff df <48> 01 c3 48 c7 03 00 00 00 00 48 c7 43 08 00 00 00 00 48 8b 84 24
RSP: 0018:ffff888020ecf968 EFLAGS: 00000206
RAX: dffffc0000000000 RBX: 1ffff110041d9f2f RCX: 0000000000007d98
RDX: 1ffff11007d99b36 RSI: 0000000000000001 RDI: 0000000000000000
RBP: 0000000000000001 R08: 0000000000000000 R09: ffffffff86cd586f
R10: fffffbfff0d9ab0d R11: 0000000000000001 R12: 0000000000000000
R13: 0000000000000000 R14: ffff888033c42818 R15: 0000000000000000
_raw_spin_lock+0x2a/0x40
io_poll_remove_all_table+0xc3/0x267
io_poll_remove_all+0x2a/0x4b
io_uring_try_cancel_requests+0x897/0x928
io_ring_exit_work+0x141/0xc0f
process_one_work+0xa17/0x16a0
worker_thread+0x637/0x1260
kthread+0x2ed/0x3a0
ret_from_fork+0x22/0x30
irq event stamp: 146252
hardirqs last enabled at (146251): [] _raw_spin_unlock_irq+0x1f/0x50
hardirqs last disabled at (146252): [] sysvec_call_function_single+0xb/0xc0
softirqs last enabled at (146024): [] unix_release_sock+0x4ef/0x11b0
softirqs last disabled at (146022): [] unix_release_sock+0x473/0x11b0
---[ end trace 0000000000000000 ]---
------------[ cut here ]------------
WARNING: CPU: 0 PID: 328 at kernel/events/core.c:655 perf_event_update_sibling_time+0xd5/0x4d0
Modules linked in:
CPU: 0 PID: 328 Comm: kworker/u4:4 Tainted: G W 6.0.0-next-20221005 #1
Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
Workqueue: events_unbound io_ring_exit_work
RIP: 0010:perf_event_update_sibling_time+0xd5/0x4d0
Code: 5e 41 5f e9 0d f0 f0 ff e8 08 f0 f0 ff 65 8b 1d ad 49 ad 7e 31 ff 89 de e8 a8 ec f0 ff 85 db 0f 84 d3 02 00 00 e8 eb ef f0 ff <0f> 0b eb 97 e8 e2 ef f0 ff 48 8d 7d 10 48 b8 00 00 00 00 00 fc ff
RSP: 0018:ffff88806ce09e58 EFLAGS: 00010046
RAX: 0000000080010002 RBX: 0000000000000000 RCX: 0000000000000000
RDX: ffff88803eccd040 RSI: ffffffff81552c25 RDI: 0000000000000005
RBP: ffff888039df85c8 R08: 0000000000000005 R09: 0000000000000001
R10: 0000000000000000 R11: ffffffff865b601b R12: 0000000000000000
R13: ffff888039df8670 R14: ffff888039df9189 R15: 0000000000000001
FS: 0000000000000000(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f4add2136f4 CR3: 000000000ef98000 CR4: 0000000000350ef0
Call Trace:
list_del_event+0x524/0x860
__perf_remove_from_context+0xd2/0xb20
event_function+0x297/0x3d0
remote_function+0x125/0x1b0
__flush_smp_call_function_queue+0x1df/0x5a0
__sysvec_call_function_single+0x92/0x3a0
sysvec_call_function_single+0x89/0xc0
asm_sysvec_call_function_single+0x16/0x20
RIP: 0010:lock_acquire+0x1db/0x530
Code: 02 b8 ff ff ff ff 65 0f c1 05 71 42 d8 7e 83 f8 01 0f 85 c8 02 00 00 48 83 7c 24 08 00 74 01 fb 48 b8 00 00 00 00 00 fc ff df <48> 01 c3 48 c7 03 00 00 00 00 48 c7 43 08 00 00 00 00 48 8b 84 24
RSP: 0018:ffff888020ecf968 EFLAGS: 00000206
RAX: dffffc0000000000 RBX: 1ffff110041d9f2f RCX: 0000000000007d98
RDX: 1ffff11007d99b36 RSI: 0000000000000001 RDI: 0000000000000000
RBP: 0000000000000001 R08: 0000000000000000 R09: ffffffff86cd586f
R10: fffffbfff0d9ab0d R11: 0000000000000001 R12: 0000000000000000
R13: 0000000000000000 R14: ffff888033c42818 R15: 0000000000000000
_raw_spin_lock+0x2a/0x40
io_poll_remove_all_table+0xc3/0x267
io_poll_remove_all+0x2a/0x4b
io_uring_try_cancel_requests+0x897/0x928
io_ring_exit_work+0x141/0xc0f
process_one_work+0xa17/0x16a0
worker_thread+0x637/0x1260
kthread+0x2ed/0x3a0
ret_from_fork+0x22/0x30
irq event stamp: 146252
hardirqs last enabled at (146251): [] _raw_spin_unlock_irq+0x1f/0x50
hardirqs last disabled at (146252): [] sysvec_call_function_single+0xb/0xc0
softirqs last enabled at (146024): [] unix_release_sock+0x4ef/0x11b0
softirqs last disabled at (146022): [] unix_release_sock+0x473/0x11b0
---[ end trace 0000000000000000 ]---
device syz_tun left promiscuous mode
device syz_tun entered promiscuous mode
device syz_tun left promiscuous mode
----------------
Code disassembly (best guess):
0: 00 66 90 add %ah,-0x70(%rsi)
3: 48 8b be a8 01 00 00 mov 0x1a8(%rsi),%rdi
a: e8 b4 ff ff ff callq 0xffffffc3
f: 31 c0 xor %eax,%eax
11: e9 3d 1f 1a 03 jmpq 0x31a1f53
16: 66 66 2e 0f 1f 84 00 data16 nopw %cs:0x0(%rax,%rax,1)
1d: 00 00 00 00
21: 66 90 xchg %ax,%ax
23: 65 8b 05 69 52 bc 7e mov %gs:0x7ebc5269(%rip),%eax # 0x7ebc5293
* 2a: 89 c1 mov %eax,%ecx <-- trapping instruction
2c: 48 8b 34 24 mov (%rsp),%rsi
30: 81 e1 00 01 00 00 and $0x100,%ecx
36: 65 48 8b 14 25 c0 6e mov %gs:0x26ec0,%rdx
3d: 02 00
3f: a9 .byte 0xa9