------------[ cut here ]------------
percpu ref (io_ring_ctx_ref_free) <= 0 (0) after switching to atomic
WARNING: lib/percpu-refcount.c:197 at percpu_ref_switch_to_atomic_rcu+0x3cc/0x480, CPU#0: syz-executor.4/3977
Modules linked in:
CPU: 0 UID: 0 PID: 3977 Comm: syz-executor.4 Tainted: G W 6.17.0-rc3-next-20250829 #1 PREEMPT(voluntary)
Tainted: [W]=WARN
Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
RIP: 0010:percpu_ref_switch_to_atomic_rcu+0x3cc/0x480
Code: 00 00 00 00 00 fc ff df 48 89 f9 48 c1 e9 03 80 3c 01 00 0f 85 9e 00 00 00 49 8b 75 e8 48 c7 c7 80 97 e2 84 e8 75 c5 e9 fe 90 <0f> 0b 90 90 e9 2b ff ff ff e8 f6 de 5f ff e9 9e fe ff ff e8 7c df
RSP: 0018:ffff88806ce08e20 EFLAGS: 00010286
RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffffffff8139de70
RDX: ffff888015598000 RSI: ffffffff8139de7e RDI: 0000000000000001
RBP: 7fffffffffffffff R08: 0000000000000001 R09: ffffed100d9c4801
R10: 0000000000000000 R11: 0000000000000001 R12: ffff88800e200400
R13: ffff88800e200420 R14: 0000000000000002 R15: 0000000000000003
FS: 0000000000000000(0000) GS:ffff8880e55dd000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fa9cc3c6718 CR3: 0000000005a88000 CR4: 0000000000350ef0
Call Trace:
rcu_core+0x7c8/0x1800
handle_softirqs+0x1b1/0x770
__irq_exit_rcu+0xc4/0x100
irq_exit_rcu+0x9/0x20
sysvec_apic_timer_interrupt+0x70/0x80
asm_sysvec_apic_timer_interrupt+0x1a/0x20
RIP: 0010:__sanitizer_cov_trace_const_cmp8+0x8/0x20
Code: 00 00 00 e9 1a fe ff ff 66 2e 0f 1f 84 00 00 00 00 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa 48 8b 0c 24 <48> 89 f2 48 89 fe bf 07 00 00 00 e9 e8 fd ff ff 0f 1f 84 00 00 00
RSP: 0018:ffff888046967878 EFLAGS: 00000246
RAX: 0000000000000000 RBX: ffffea00010c9940 RCX: ffffffff819cebb9
RDX: ffff888015598000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: 0000000000000000 R08: 0000000000000000 R09: fffff94000219328
R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
R13: 00007fa9cce43000 R14: ffff888046967ce0 R15: 8000000043265007
unmap_page_range+0xc39/0x36d0
unmap_single_vma.constprop.0+0x153/0x230
unmap_vmas+0x1d6/0x430
exit_mmap+0x181/0xaa0
mmput+0xd5/0x390
do_exit+0x79d/0x2970
do_group_exit+0xd3/0x2a0
__x64_sys_exit_group+0x3e/0x50
x64_sys_call+0x18c5/0x18d0
do_syscall_64+0xbf/0x360
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7fa9cee71b19
Code: Unable to access opcode bytes at 0x7fa9cee71aef.
RSP: 002b:00007ffed98f8438 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
RAX: ffffffffffffffda RBX: 000000000000001e RCX: 00007fa9cee71b19
RDX: 00007fa9cee2472b RSI: ffffffffffffffbc RDI: 0000000000000000
RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000001
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
R13: 0000000000000001 R14: 0000000000000001 R15: 00007ffed98f8520
syz-executor.1 uses obsolete (PF_INET,SOCK_PACKET)
irq event stamp: 3158
hardirqs last enabled at (3164): [] vprintk_emit+0x5f0/0x630
hardirqs last disabled at (3169): [] vprintk_emit+0x581/0x630
softirqs last enabled at (2026): [] sk_common_release+0x14b/0x330
softirqs last disabled at (2429): [] __irq_exit_rcu+0xc4/0x100
---[ end trace 0000000000000000 ]---
percpu_ref_switch_to_atomic_rcu: percpu_ref_switch_to_atomic_rcu(): percpu_ref underflow slab kmalloc-64 start ffff88800e200400 pointer offset 0 size 64
tmpfs: Unknown parameter 'sizeCěÍn'
loop6: detected capacity change from 0 to 512
netlink: 20 bytes leftover after parsing attributes in process `syz-executor.3'.
tmpfs: Unknown parameter 'sizeCěÍn'
EXT4-fs (loop6): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: none.
No control pipe specified
EXT4-fs (loop6): unmounting filesystem 00000000-0000-0000-0000-000000000000.
loop6: detected capacity change from 0 to 512
audit: type=1400 audit(1756609740.961:12): avc: denied { tracepoint } for pid=4007 comm="syz-executor.4" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=perf_event permissive=1
Oops: general protection fault, probably for non-canonical address 0xdffffc0000000000: 0000 [#1] SMP KASAN NOPTI
KASAN: null-ptr-deref in range [0x0000000000000000-0x0000000000000007]
CPU: 1 UID: 0 PID: 4016 Comm: syz-executor.6 Tainted: G W 6.17.0-rc3-next-20250829 #1 PREEMPT(voluntary)
Tainted: [W]=WARN
Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
RIP: 0010:__queue_work+0x202/0x1240
Code: 48 8b 6d 00 e8 4f 9e 79 03 31 ff 41 89 c5 89 c6 e8 93 f3 31 00 45 85 ed 0f 85 e1 05 00 00 e8 55 f8 31 00 48 89 e8 48 c1 e8 03 <42> 80 3c 20 00 0f 85 a0 0e 00 00 4c 8b 75 00 48 89 df 4c 89 34 24
RSP: 0018:ffff888047147398 EFLAGS: 00010056
RAX: 0000000000000000 RBX: ffff88800ccdbd18 RCX: ffffc9000b246000
RDX: 0000000000040000 RSI: ffffffff8141ef2b RDI: 0000000000000005
RBP: 0000000000000000 R08: 0000000000000001 R09: fffffbfff0f11ef4
R10: 0000000000000001 R11: 0000000000000001 R12: dffffc0000000000
R13: 0000000000000001 R14: 0000000000000001 R15: ffff8880161d3000
FS: 00007f9266892700(0000) GS:ffff8880e56dd000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f9266893000 CR3: 000000000c0b4000 CR4: 0000000000350ef0
Call Trace:
queue_work_on+0xd0/0xe0
loop_queue_rq+0x5c8/0x1180
__blk_mq_issue_directly+0xd5/0x260
blk_mq_request_issue_directly+0x11c/0x1e0
blk_mq_issue_direct+0x192/0x640
blk_mq_dispatch_queue_requests+0x4b0/0x7c0
blk_mq_flush_plug_list+0x1ec/0x5b0
__blk_flush_plug+0x25c/0x460
__submit_bio+0x480/0x5b0
submit_bio_noacct_nocheck+0x68e/0xcb0
submit_bio_noacct+0x359/0x1350
ext4_read_bh+0x15a/0x2e0
ext4_read_bh_lock+0x7a/0xd0
ext4_sb_bread_unmovable+0x172/0x260
ext4_fill_super+0x662/0xba20
get_tree_bdev_flags+0x38a/0x620
vfs_get_tree+0x93/0x340
path_mount+0x132d/0x1dd0
__x64_sys_mount+0x27b/0x300
do_syscall_64+0xbf/0x360
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f926931e04a
Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f9266891fa8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5
RAX: ffffffffffffffda RBX: 0000000020000200 RCX: 00007f926931e04a
RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f9266892000
RBP: 00007f9266892040 R08: 00007f9266892040 R09: 0000000020000000
R10: 0000000000000000 R11: 0000000000000206 R12: 0000000020000000
R13: 0000000020000100 R14: 00007f9266892000 R15: 0000000020013a00
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:__queue_work+0x202/0x1240
Code: 48 8b 6d 00 e8 4f 9e 79 03 31 ff 41 89 c5 89 c6 e8 93 f3 31 00 45 85 ed 0f 85 e1 05 00 00 e8 55 f8 31 00 48 89 e8 48 c1 e8 03 <42> 80 3c 20 00 0f 85 a0 0e 00 00 4c 8b 75 00 48 89 df 4c 89 34 24
RSP: 0018:ffff888047147398 EFLAGS: 00010056
RAX: 0000000000000000 RBX: ffff88800ccdbd18 RCX: ffffc9000b246000
RDX: 0000000000040000 RSI: ffffffff8141ef2b RDI: 0000000000000005
RBP: 0000000000000000 R08: 0000000000000001 R09: fffffbfff0f11ef4
R10: 0000000000000001 R11: 0000000000000001 R12: dffffc0000000000
R13: 0000000000000001 R14: 0000000000000001 R15: ffff8880161d3000
FS: 00007f9266892700(0000) GS:ffff8880e56dd000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f9266893000 CR3: 000000000c0b4000 CR4: 0000000000350ef0
note: syz-executor.6[4016] exited with irqs disabled
note: syz-executor.6[4016] exited with preempt_count 1
------------[ cut here ]------------
WARNING: kernel/exit.c:898 at do_exit+0x1c36/0x2970, CPU#1: syz-executor.6/4016
Modules linked in:
CPU: 1 UID: 0 PID: 4016 Comm: syz-executor.6 Tainted: G D W 6.17.0-rc3-next-20250829 #1 PREEMPT(voluntary)
Tainted: [D]=DIE, [W]=WARN
Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
RIP: 0010:do_exit+0x1c36/0x2970
Code: 96 0a 00 00 c7 43 18 00 00 00 00 e9 21 e6 ff ff e8 bf a4 38 00 bf 02 24 00 00 e8 f5 ab 0b 00 e9 41 ff ff ff e8 ab a4 38 00 90 <0f> 0b 90 e9 87 e4 ff ff e8 9d a4 38 00 4c 89 e6 bf 05 06 00 00 e8
RSP: 0018:ffff888047147e40 EFLAGS: 00010212
Oops: general protection fault, probably for non-canonical address 0xdffffc0020000032: 0000 [#2] SMP KASAN NOPTI
RAX: 000000000003d09c RBX: 0000000000000200 RCX: ffffc9000b246000
KASAN: probably user-memory-access in range [0x0000000100000190-0x0000000100000197]
CPU: 0 UID: 0 PID: 4017 Comm: syz-executor.3 Tainted: G D W 6.17.0-rc3-next-20250829 #1 PREEMPT(voluntary)
RDX: 0000000000040000 RSI: ffffffff813b42d5 RDI: ffff88804884c8e8
Tainted: [D]=DIE, [W]=WARN
Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
RIP: 0010:perf_tp_event+0x175/0xe70
RBP: ffff88804884b700 R08: 0000000000000001 R09: fffffbfff0f11cd8
Code: ff df 48 89 85 a8 fd ff ff 48 c1 e8 03 4c 01 e0 48 89 85 c8 fd ff ff e8 c9 51 ea ff 48 8d bb f0 01 00 00 48 89 f8 48 c1 e8 03 <42> 0f b6 04 20 84 c0 74 08 3c 03 0f 8e c5 0b 00 00 44 8b ab f0 01
R10: 0000000000000200 R11: 0000000000000001 R12: 000000000000000b
RSP: 0018:ffff888047737800 EFLAGS: 00010212
R13: 0000000000002710 R14: dffffc0000000000 R15: 0000000000000000
RAX: 0000000020000032 RBX: 00000000ffffffa0 RCX: ffffc90005e1c000
FS: 00007f9266892700(0000) GS:ffff8880e56dd000(0000) knlGS:0000000000000000
RDX: 0000000000040000 RSI: ffffffff818995b7 RDI: 0000000100000190
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
RBP: ffff888047737a70 R08: ffff88806ce31340 R09: ffffe8ffffc161f8
R10: 0000000000000000 R11: 0000000000000024 R12: dffffc0000000000
R13: 0000000000000024 R14: ffff88806ce31340 R15: dffffc0000000000
CR2: 00007f9266893000 CR3: 000000000c0b4000 CR4: 0000000000350ef0
FS: 00007f1d8322a700(0000) GS:ffff8880e55dd000(0000) knlGS:0000000000000000
Call Trace:
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000001b2ce21000 CR3: 000000001e1f6000 CR4: 0000000000350ef0
Call Trace:
make_task_dead+0x174/0x3b0
rewind_stack_and_make_dead+0x16/0x20
RIP: 0033:0x7f926931e04a
Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f9266891fa8 EFLAGS: 00000206
ORIG_RAX: 00000000000000a5
RAX: ffffffffffffffda RBX: 0000000020000200 RCX: 00007f926931e04a
RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f9266892000
perf_trace_run_bpf_submit+0xef/0x180
RBP: 00007f9266892040 R08: 00007f9266892040 R09: 0000000020000000
perf_trace_lock_acquire+0x3c2/0x700
R10: 0000000000000000 R11: 0000000000000206 R12: 0000000020000000
R13: 0000000020000100 R14: 00007f9266892000 R15: 0000000020013a00
irq event stamp: 1116
lock_acquire+0xc5/0x2f0
hardirqs last enabled at (1115): [] ktime_get+0x1c7/0x270
hardirqs last disabled at (1116): [] _raw_spin_lock_irq+0x42/0x50
_raw_spin_lock+0x2b/0x40
softirqs last enabled at (906): [] kernel_fpu_end+0x59/0x70
softirqs last disabled at (904): [] kernel_fpu_begin_mask+0x1b7/0x290
futex_wake+0x228/0x540
---[ end trace 0000000000000000 ]---
audit: type=1400 audit(1756609741.048:13): avc: denied { write } for pid=4009 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
do_futex+0x26d/0x370
__x64_sys_futex+0x1c9/0x4d0
do_syscall_64+0xbf/0x360
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f1d85cd5b19
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 bc ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f1d8322a218 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca
RAX: ffffffffffffffda RBX: 00007f1d85de9028 RCX: 00007f1d85cd5b19
RDX: 00000000000f4240 RSI: 0000000000000081 RDI: 00007f1d85de902c
RBP: 00007f1d85de9020 R08: 000000000000000d R09: 0000000000000000
R10: ffffffffffffffff R11: 0000000000000246 R12: 00007f1d85de902c
R13: 00007ffe559970df R14: 00007f1d8322a300 R15: 0000000000022000
Modules linked in:
Oops: general protection fault, probably for non-canonical address 0xdffffc0020000032: 0000 [#3] SMP KASAN NOPTI
KASAN: probably user-memory-access in range [0x0000000100000190-0x0000000100000197]
CPU: 1 UID: 0 PID: 4014 Comm: syz-executor.3 Tainted: G D W 6.17.0-rc3-next-20250829 #1 PREEMPT(voluntary)
Tainted: [D]=DIE, [W]=WARN
Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
RIP: 0010:perf_tp_event+0x175/0xe70
Code: ff df 48 89 85 a8 fd ff ff 48 c1 e8 03 4c 01 e0 48 89 85 c8 fd ff ff e8 c9 51 ea ff 48 8d bb f0 01 00 00 48 89 f8 48 c1 e8 03 <42> 0f b6 04 20 84 c0 74 08 3c 03 0f 8e c5 0b 00 00 44 8b ab f0 01
RSP: 0018:ffff888047f67800 EFLAGS: 00010212
RAX: 0000000020000032 RBX: 00000000ffffffa0 RCX: 0000000000000002
RDX: ffff888048849b80 RSI: ffffffff818995b7 RDI: 0000000100000190
RBP: ffff888047f67a70 R08: ffff88806cf31340 R09: ffffe8ffffd161f8
R10: 0000000000000000 R11: 0000000000000024 R12: dffffc0000000000
R13: 0000000000000024 R14: ffff88806cf31340 R15: dffffc0000000000
FS: 0000555586821400(0000) GS:ffff8880e56dd000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fa9cef81000 CR3: 000000001e1f6000 CR4: 0000000000350ef0
Call Trace:
perf_trace_run_bpf_submit+0xef/0x180
perf_trace_lock_acquire+0x3c2/0x700
lock_acquire+0xc5/0x2f0
_raw_spin_lock+0x2b/0x40
futex_wake+0x228/0x540
do_futex+0x26d/0x370
__x64_sys_futex+0x1c9/0x4d0
do_syscall_64+0xbf/0x360
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f1d85cd5b19
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 bc ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007ffe55997158 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca
RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f1d85cd5b19
RDX: 00000000000f4240 RSI: 0000000000000081 RDI: 00007f1d85de8f68
RBP: 00007f1d85de8f60 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 00007f1d85ded270
R13: 00007ffe55997260 R14: 00007f1d85de8f60 R15: 000000000002488e
Modules linked in:
Oops: general protection fault, probably for non-canonical address 0xdffffc0020000032: 0000 [#4] SMP KASAN NOPTI
KASAN: probably user-memory-access in range [0x0000000100000190-0x0000000100000197]
CPU: 0 UID: 0 PID: 4017 Comm: syz-executor.3 Tainted: G D W 6.17.0-rc3-next-20250829 #1 PREEMPT(voluntary)
Tainted: [D]=DIE, [W]=WARN
Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
RIP: 0010:perf_tp_event+0x175/0xe70
Code: ff df 48 89 85 a8 fd ff ff 48 c1 e8 03 4c 01 e0 48 89 85 c8 fd ff ff e8 c9 51 ea ff 48 8d bb f0 01 00 00 48 89 f8 48 c1 e8 03 <42> 0f b6 04 20 84 c0 74 08 3c 03 0f 8e c5 0b 00 00 44 8b ab f0 01
RSP: 0018:ffff88806ce08a40 EFLAGS: 00010012
RAX: 0000000020000032 RBX: 00000000ffffffa0 RCX: 0000000000000002
RDX: ffff888047a08000 RSI: ffffffff818995b7 RDI: 0000000100000190
RBP: ffff88806ce08cb0 R08: ffff88806ce31490 R09: ffffe8ffffc161f8
R10: 0000000000000000 R11: 0000000000000024 R12: dffffc0000000000
R13: 0000000000000024 R14: ffff88806ce31490 R15: dffffc0000000000
FS: 00007f1d8322a700(0000) GS:ffff8880e55dd000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000001b2ce21000 CR3: 000000001e1f6000 CR4: 0000000000350ef0
Call Trace:
perf_trace_run_bpf_submit+0xef/0x180
perf_trace_lock_acquire+0x3c2/0x700
lock_acquire+0xc5/0x2f0
_raw_spin_lock_nested+0x29/0x40
sched_ttwu_pending+0xa1/0x4a0
__flush_smp_call_function_queue+0x434/0x740
__sysvec_call_function_single+0x6d/0x370
sysvec_call_function_single+0xa1/0xc0
asm_sysvec_call_function_single+0x1a/0x20
RIP: 0010:oops_exit+0x0/0x50
Code: f1 39 00 be ff ff ff ff 48 c7 c7 50 ac 43 86 e8 c6 0f f9 ff 5b e9 20 f1 39 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 <66> 0f 1f 00 53 e8 06 f1 39 00 8b 1d c0 ed 4e 06 31 ff 89 de e8 27
RSP: 0018:ffff888047737690 EFLAGS: 00000202
RAX: 0000000000040000 RBX: 0000000000000212 RCX: ffffc90005e1c000
RDX: 0000000000040000 RSI: ffffffff812a3dca RDI: 0000000000000007
RBP: 000000000000000b R08: 0000000000000001 R09: fffffbfff0f11c90
R10: 0000000000000000 R11: 000000000000002c R12: ffff888047737758
R13: 0000000000000000 R14: dffffc0020000032 R15: 0000000000000000
oops_end+0x65/0xe0
exc_general_protection+0x1a2/0x330
asm_exc_general_protection+0x26/0x30
RIP: 0010:perf_tp_event+0x175/0xe70
Code: ff df 48 89 85 a8 fd ff ff 48 c1 e8 03 4c 01 e0 48 89 85 c8 fd ff ff e8 c9 51 ea ff 48 8d bb f0 01 00 00 48 89 f8 48 c1 e8 03 <42> 0f b6 04 20 84 c0 74 08 3c 03 0f 8e c5 0b 00 00 44 8b ab f0 01
RSP: 0018:ffff888047737800 EFLAGS: 00010212
RAX: 0000000020000032 RBX: 00000000ffffffa0 RCX: ffffc90005e1c000
RDX: 0000000000040000 RSI: ffffffff818995b7 RDI: 0000000100000190
RBP: ffff888047737a70 R08: ffff88806ce31340 R09: ffffe8ffffc161f8
R10: 0000000000000000 R11: 0000000000000024 R12: dffffc0000000000
R13: 0000000000000024 R14: ffff88806ce31340 R15: dffffc0000000000
perf_trace_run_bpf_submit+0xef/0x180
perf_trace_lock_acquire+0x3c2/0x700
lock_acquire+0xc5/0x2f0
_raw_spin_lock+0x2b/0x40
futex_wake+0x228/0x540
do_futex+0x26d/0x370
__x64_sys_futex+0x1c9/0x4d0
do_syscall_64+0xbf/0x360
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f1d85cd5b19
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 bc ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f1d8322a218 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca
RAX: ffffffffffffffda RBX: 00007f1d85de9028 RCX: 00007f1d85cd5b19
RDX: 00000000000f4240 RSI: 0000000000000081 RDI: 00007f1d85de902c
RBP: 00007f1d85de9020 R08: 000000000000000d R09: 0000000000000000
R10: ffffffffffffffff R11: 0000000000000246 R12: 00007f1d85de902c
R13: 00007ffe559970df R14: 00007f1d8322a300 R15: 0000000000022000
Modules linked in:
---[ end trace 0000000000000000 ]---
Oops: general protection fault, probably for non-canonical address 0xdffffc0020000032: 0000 [#5] SMP KASAN NOPTI
RIP: 0010:__queue_work+0x202/0x1240
KASAN: probably user-memory-access in range [0x0000000100000190-0x0000000100000197]
Code: 48 8b 6d 00 e8 4f 9e 79 03 31 ff 41 89 c5 89 c6 e8 93 f3 31 00 45 85 ed 0f 85 e1 05 00 00 e8 55 f8 31 00 48 89 e8 48 c1 e8 03 <42> 80 3c 20 00 0f 85 a0 0e 00 00 4c 8b 75 00 48 89 df 4c 89 34 24
CPU: 1 UID: 0 PID: 4014 Comm: syz-executor.3 Tainted: G D W 6.17.0-rc3-next-20250829 #1 PREEMPT(voluntary)
RSP: 0018:ffff888047147398 EFLAGS: 00010056
Tainted: [D]=DIE, [W]=WARN
RAX: 0000000000000000 RBX: ffff88800ccdbd18 RCX: ffffc9000b246000
Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
RDX: 0000000000040000 RSI: ffffffff8141ef2b RDI: 0000000000000005
RIP: 0010:perf_tp_event+0x175/0xe70
RBP: 0000000000000000 R08: 0000000000000001 R09: fffffbfff0f11ef4
Code: ff df 48 89 85 a8 fd ff ff 48 c1 e8 03 4c 01 e0 48 89 85 c8 fd ff ff e8 c9 51 ea ff 48 8d bb f0 01 00 00 48 89 f8 48 c1 e8 03 <42> 0f b6 04 20 84 c0 74 08 3c 03 0f 8e c5 0b 00 00 44 8b ab f0 01
R10: 0000000000000001 R11: 0000000000000001 R12: dffffc0000000000
RSP: 0018:ffff88806cf08a80 EFLAGS: 00010012
R13: 0000000000000001 R14: 0000000000000001 R15: ffff8880161d3000
FS: 00007f1d8322a700(0000) GS:ffff8880e55dd000(0000) knlGS:0000000000000000
RAX: 0000000020000032 RBX: 00000000ffffffa0 RCX: 0000000000000002
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
RDX: ffff888048849b80 RSI: ffffffff818995b7 RDI: 0000000100000190
CR2: 0000001b2ce21000 CR3: 000000001e1f6000 CR4: 0000000000350ef0
RBP: ffff88806cf08cf0 R08: ffff88806cf31490 R09: ffffe8ffffd161f8
----------------
Code disassembly (best guess), 1 bytes skipped:
0: 00 00 add %al,(%rax)
2: e9 1a fe ff ff jmpq 0xfffffe21
7: 66 2e 0f 1f 84 00 00 nopw %cs:0x0(%rax,%rax,1)
e: 00 00 00
11: 90 nop
12: 90 nop
13: 90 nop
14: 90 nop
15: 90 nop
16: 90 nop
17: 90 nop
18: 90 nop
19: 90 nop
1a: 90 nop
1b: 90 nop
1c: 90 nop
1d: 90 nop
1e: 90 nop
1f: 90 nop
20: 90 nop
21: f3 0f 1e fa endbr64
25: 48 8b 0c 24 mov (%rsp),%rcx
* 29: 48 89 f2 mov %rsi,%rdx <-- trapping instruction
2c: 48 89 fe mov %rdi,%rsi
2f: bf 07 00 00 00 mov $0x7,%edi
34: e9 e8 fd ff ff jmpq 0xfffffe21
39: 0f .byte 0xf
3a: 1f (bad)
3b: 84 00 test %al,(%rax)