writeback_sb_inodes+0x5bd/0xe40 __writeback_inodes_wb+0xbe/0x270 wb_writeback+0x686/0xa50 wb_workfn+0x705/0xb50 process_one_work+0x8e1/0x19c0 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: 3988 Comm: syz-executor.7 Tainted: G W 6.17.0-rc4-next-20250901 #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 ee 79 03 31 ff 41 89 c5 89 c6 e8 c3 02 32 00 45 85 ed 0f 85 e1 05 00 00 e8 85 07 32 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:ffff88801653f398 EFLAGS: 00010056 RAX: 0000000000000000 RBX: ffff8880443b6618 RCX: ffffc900017ed000 RDX: 0000000000040000 RSI: ffffffff8141ef2b RDI: 0000000000000005 RBP: 0000000000000000 R08: 0000000000000001 R09: fffffbfff0f128f4 R10: 0000000000000001 R11: 0000000000000001 R12: dffffc0000000000 R13: 0000000000000001 R14: 0000000000000001 R15: ffff888017f97000 FS: 00007f8add304700(0000) GS:ffff8880e56d8000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000000002001c000 CR3: 000000001ed1e000 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: 0033:0x7f8adfd9004a 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:00007f8add303fa8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 RAX: ffffffffffffffda RBX: 0000000020000200 RCX: 00007f8adfd9004a RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f8add304000 RBP: 00007f8add304040 R08: 00007f8add304040 R09: 0000000020000000 R10: 0000000000000000 R11: 0000000000000206 R12: 0000000020000000 R13: 0000000020000100 R14: 00007f8add304000 R15: 0000000020010f60 Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:__queue_work+0x202/0x1240 Code: 48 8b 6d 00 e8 4f ee 79 03 31 ff 41 89 c5 89 c6 e8 c3 02 32 00 45 85 ed 0f 85 e1 05 00 00 e8 85 07 32 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:ffff88801653f398 EFLAGS: 00010056 RAX: 0000000000000000 RBX: ffff8880443b6618 RCX: ffffc900017ed000 RDX: 0000000000040000 RSI: ffffffff8141ef2b RDI: 0000000000000005 RBP: 0000000000000000 R08: 0000000000000001 R09: fffffbfff0f128f4 R10: 0000000000000001 R11: 0000000000000001 R12: dffffc0000000000 R13: 0000000000000001 R14: 0000000000000001 R15: ffff888017f97000 FS: 00007f8add304700(0000) GS:ffff8880e56d8000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000000002001c000 CR3: 000000001ed1e000 CR4: 0000000000350ef0 note: syz-executor.7[3988] exited with irqs disabled note: syz-executor.7[3988] exited with preempt_count 1 ------------[ cut here ]------------ kmemleak: Automatic memory scanning thread ended WARNING: kernel/exit.c:898 at do_exit+0x1c36/0x2970, CPU#1: syz-executor.7/3988 Modules linked in: CPU: 1 UID: 0 PID: 3988 Comm: syz-executor.7 Tainted: G D W 6.17.0-rc4-next-20250901 #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 ef b3 38 00 bf 02 24 00 00 e8 f5 ab 0b 00 e9 41 ff ff ff e8 db b3 38 00 90 <0f> 0b 90 e9 87 e4 ff ff e8 cd b3 38 00 4c 89 e6 bf 05 06 00 00 e8 RSP: 0018:ffff88801653fe40 EFLAGS: 00010246 RAX: 0000000000040000 RBX: 0000000000000200 RCX: ffffc900017ed000 RDX: 0000000000040000 RSI: ffffffff813b42d5 RDI: ffff88801a3311e8 RBP: ffff88801a330000 R08: 0000000000000001 R09: fffffbfff0f126d8 R10: 0000000000000200 R11: 0000000000000001 R12: 000000000000000b R13: 0000000000002710 R14: dffffc0000000000 R15: 0000000000000000 FS: 00007f8add304700(0000) GS:ffff8880e56d8000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000000002001c000 CR3: 000000001ed1e000 CR4: 0000000000350ef0 Call Trace: make_task_dead+0x174/0x3b0 rewind_stack_and_make_dead+0x16/0x20 RIP: 0033:0x7f8adfd9004a 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:00007f8add303fa8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 RAX: ffffffffffffffda RBX: 0000000020000200 RCX: 00007f8adfd9004a RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f8add304000 RBP: 00007f8add304040 R08: 00007f8add304040 R09: 0000000020000000 R10: 0000000000000000 R11: 0000000000000206 R12: 0000000020000000 R13: 0000000020000100 R14: 00007f8add304000 R15: 0000000020010f60 irq event stamp: 1104 hardirqs last enabled at (1103): [] _raw_spin_unlock_irqrestore+0x2c/0x50 hardirqs last disabled at (1104): [] _raw_spin_lock_irq+0x42/0x50 softirqs last enabled at (1060): [] handle_softirqs+0x50c/0x770 softirqs last disabled at (991): [] __irq_exit_rcu+0xc4/0x100 ---[ end trace 0000000000000000 ]--- BUG: sleeping function called from invalid context at ./include/linux/percpu-rwsem.h:51 in_atomic(): 0, irqs_disabled(): 0, non_block: 0, pid: 3988, name: syz-executor.7 preempt_count: 0, expected: 0 RCU nest depth: 2, expected: 0 INFO: lockdep is turned off. CPU: 1 UID: 0 PID: 3988 Comm: syz-executor.7 Tainted: G D W 6.17.0-rc4-next-20250901 #1 PREEMPT(voluntary) Tainted: [D]=DIE, [W]=WARN Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 Call Trace: dump_stack_lvl+0xfa/0x120 __might_resched+0x2f3/0x510 exit_signals+0x25/0x940 do_exit+0x2db/0x2970 make_task_dead+0x174/0x3b0 rewind_stack_and_make_dead+0x16/0x20 RIP: 0033:0x7f8adfd9004a 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:00007f8add303fa8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 RAX: ffffffffffffffda RBX: 0000000020000200 RCX: 00007f8adfd9004a RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f8add304000 RBP: 00007f8add304040 R08: 00007f8add304040 R09: 0000000020000000 R10: 0000000000000000 R11: 0000000000000206 R12: 0000000020000000 R13: 0000000020000100 R14: 00007f8add304000 R15: 0000000020010f60 Oops: general protection fault, probably for non-canonical address 0xdffffc0000000032: 0000 [#2] SMP KASAN NOPTI KASAN: null-ptr-deref in range [0x0000000000000190-0x0000000000000197] CPU: 1 UID: 0 PID: 3992 Comm: syz-executor.3 Tainted: G D W 6.17.0-rc4-next-20250901 #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:ffff88801e7f7780 EFLAGS: 00010012 RAX: 0000000000000032 RBX: ffffffffffffffa1 RCX: ffffc90001ff1000 RDX: 0000000000040000 RSI: ffffffff8189a4e7 RDI: 0000000000000191 RBP: ffff88801e7f79f0 R08: ffff88806cf31340 R09: ffffe8ffffd16238 R10: 0000000000000000 R11: ffff88806cf37018 R12: dffffc0000000000 R13: 0000000000000014 R14: ffff88806cf31340 R15: dffffc0000000000 FS: 00007f81c6eba700(0000) GS:ffff8880e56d8000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000001b2d126000 CR3: 000000000d279000 CR4: 0000000000350ef0 Call Trace: perf_trace_run_bpf_submit+0xef/0x180 perf_trace_preemptirq_template+0x259/0x430 trace_irq_enable.constprop.0+0xa6/0x100 trace_hardirqs_on+0x26/0x40 _raw_spin_unlock_irqrestore+0x2c/0x50 try_to_wake_up+0x8ae/0x11d0 wake_up_q+0xa1/0x130 futex_wake+0x47e/0x540 do_futex+0x26d/0x370 __x64_sys_futex+0x1c9/0x4d0 do_syscall_64+0xbf/0x360 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f81c9944b19 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:00007f81c6eba218 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca RAX: ffffffffffffffda RBX: 00007f81c9a57f68 RCX: 00007f81c9944b19 RDX: 00000000000f4240 RSI: 0000000000000081 RDI: 00007f81c9a57f6c RBP: 00007f81c9a57f60 R08: 000000000000000e R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00007f81c9a57f6c R13: 00007ffe6e9d42af R14: 00007f81c6eba300 R15: 0000000000022000 Modules linked in: ---[ end trace 0000000000000000 ]--- Oops: general protection fault, probably for non-canonical address 0xdffffc0020000032: 0000 [#3] 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 ee 79 03 31 ff 41 89 c5 89 c6 e8 c3 02 32 00 45 85 ed 0f 85 e1 05 00 00 e8 85 07 32 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: 0 UID: 0 PID: 3986 Comm: syz-executor.6 Tainted: G D W 6.17.0-rc4-next-20250901 #1 PREEMPT(voluntary) RSP: 0018:ffff88801653f398 EFLAGS: 00010056 Tainted: [D]=DIE, [W]=WARN Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 RAX: 0000000000000000 RBX: ffff8880443b6618 RCX: ffffc900017ed000 RIP: 0010:perf_tp_event+0x175/0xe70 RDX: 0000000000040000 RSI: ffffffff8141ef2b RDI: 0000000000000005 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 RBP: 0000000000000000 R08: 0000000000000001 R09: fffffbfff0f128f4 RSP: 0018:ffff88804577f780 EFLAGS: 00010012 R10: 0000000000000001 R11: 0000000000000001 R12: dffffc0000000000 R13: 0000000000000001 R14: 0000000000000001 R15: ffff888017f97000 RAX: 0000000020000032 RBX: 00000000ffffffa0 RCX: 0000000000000002 FS: 00007f81c6eba700(0000) GS:ffff8880e56d8000(0000) knlGS:0000000000000000 RDX: ffff88800f219b80 RSI: ffffffff8189a4e7 RDI: 0000000100000190 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 RBP: ffff88804577f9f0 R08: ffff88806ce31340 R09: ffffe8ffffc16238 CR2: 0000001b2d126000 CR3: 000000000d279000 CR4: 0000000000350ef0 R10: 0000000000000000 R11: ffff88806ce37018 R12: dffffc0000000000 note: syz-executor.3[3992] exited with irqs disabled R13: 0000000000000014 R14: ffff88806ce31340 R15: dffffc0000000000 FS: 000055555682d400(0000) GS:ffff8880e55d8000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000001b2d32e000 CR3: 0000000013a8b000 CR4: 0000000000350ef0 Call Trace: perf_trace_run_bpf_submit+0xef/0x180 perf_trace_preemptirq_template+0x259/0x430 trace_irq_enable.constprop.0+0xa6/0x100 trace_hardirqs_on+0x26/0x40 _raw_spin_unlock_irqrestore+0x2c/0x50 try_to_wake_up+0x8ae/0x11d0 wake_up_q+0xa1/0x130 futex_wake+0x47e/0x540 do_futex+0x26d/0x370 __x64_sys_futex+0x1c9/0x4d0 do_syscall_64+0xbf/0x360 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f46757ebb19 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:00007ffd690dc418 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f46757ebb19 RDX: 00000000000f4240 RSI: 0000000000000081 RDI: 00007f46758fef68 RBP: 00007f46758fef60 R08: 00007f46758fb0b0 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00007f4675904158 R13: 00007ffd690dc520 R14: 00007f46758fef60 R15: 00000000000248fc Modules linked in: ---[ end trace 0000000000000000 ]--- Oops: general protection fault, probably for non-canonical address 0xdffffc0000000032: 0000 [#4] SMP KASAN NOPTI RIP: 0010:__queue_work+0x202/0x1240 KASAN: null-ptr-deref in range [0x0000000000000190-0x0000000000000197] Code: 48 8b 6d 00 e8 4f ee 79 03 31 ff 41 89 c5 89 c6 e8 c3 02 32 00 45 85 ed 0f 85 e1 05 00 00 e8 85 07 32 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: 3992 Comm: syz-executor.3 Tainted: G D W 6.17.0-rc4-next-20250901 #1 PREEMPT(voluntary) RSP: 0018:ffff88801653f398 EFLAGS: 00010056 Tainted: [D]=DIE, [W]=WARN RAX: 0000000000000000 RBX: ffff8880443b6618 RCX: ffffc900017ed000 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: fffffbfff0f128f4 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:ffff88806cf08b80 EFLAGS: 00010012 R13: 0000000000000001 R14: 0000000000000001 R15: ffff888017f97000 FS: 000055555682d400(0000) GS:ffff8880e55d8000(0000) knlGS:0000000000000000 RAX: 0000000000000032 RBX: ffffffffffffffa1 RCX: 0000000000000002 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 RDX: ffff88800f525280 RSI: ffffffff8189a4e7 RDI: 0000000000000191 CR2: 0000001b2d32e000 CR3: 0000000013a8b000 CR4: 0000000000350ef0 RBP: ffff88806cf08df0 R08: ffff88806cf313e8 R09: ffffe8ffffd16238 note: syz-executor.6[3986] exited with irqs disabled R10: 0000000000000000 R11: ffff88800c220498 R12: dffffc0000000000 R13: 0000000000000014 R14: ffff88806cf313e8 R15: dffffc0000000000 FS: 00007f81c6eba700(0000) GS:ffff8880e56d8000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000001b2d126000 CR3: 000000000d279000 CR4: 0000000000350ef0 Call Trace: perf_trace_run_bpf_submit+0xef/0x180 perf_trace_preemptirq_template+0x259/0x430 trace_irq_enable.constprop.0+0xa6/0x100 trace_hardirqs_on+0x26/0x40 handle_softirqs+0x16e/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:make_task_dead+0xa2/0x3b0 Code: 38 00 85 db 0f 84 21 01 00 00 e8 09 a6 38 00 9c 5b 81 e3 00 02 00 00 31 ff 48 89 de e8 57 a1 38 00 48 85 db 0f 84 17 01 00 00 e9 a5 38 00 31 ff 65 8b 1d 60 2f 49 06 81 e3 ff ff ff 7f 89 de RSP: 0018:ffff88801e7f7f28 EFLAGS: 00000246 RAX: 0000000000000001 RBX: ffff88800f525280 RCX: ffffffff817c3ab6 RDX: 0000000000000000 RSI: 0000000000000008 RDI: ffffffff813b5234 RBP: 000000000000000b R08: 0000000000000000 R09: 0000000000000000 R10: ffffffff8643b457 R11: 3838666666662052 R12: ffff88800f525280 R13: 0000000000000000 R14: dffffc0000000032 R15: 0000000000000000 rewind_stack_and_make_dead+0x16/0x20 RIP: 0033:0x7f81c9944b19 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:00007f81c6eba218 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca RAX: ffffffffffffffda RBX: 00007f81c9a57f68 RCX: 00007f81c9944b19 RDX: 00000000000f4240 RSI: 0000000000000081 RDI: 00007f81c9a57f6c RBP: 00007f81c9a57f60 R08: 000000000000000e R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00007f81c9a57f6c R13: 00007ffe6e9d42af R14: 00007f81c6eba300 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 ee 79 03 31 ff 41 89 c5 89 c6 e8 c3 02 32 00 45 85 ed 0f 85 e1 05 00 00 e8 85 07 32 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: 0 UID: 0 PID: 3986 Comm: syz-executor.6 Tainted: G D W 6.17.0-rc4-next-20250901 #1 PREEMPT(voluntary) RSP: 0018:ffff88801653f398 EFLAGS: 00010056 Tainted: [D]=DIE, [W]=WARN RAX: 0000000000000000 RBX: ffff8880443b6618 RCX: ffffc900017ed000 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: fffffbfff0f128f4 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:ffff88806ce08b80 EFLAGS: 00010012 R13: 0000000000000001 R14: 0000000000000001 R15: ffff888017f97000 FS: 00007f81c6eba700(0000) GS:ffff8880e56d8000(0000) knlGS:0000000000000000 RAX: 0000000020000032 RBX: 00000000ffffffa0 RCX: 0000000000000002 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 RDX: ffff88800f219b80 RSI: ffffffff8189a4e7 RDI: 0000000100000190 CR2: 0000001b2d126000 CR3: 000000000d279000 CR4: 0000000000350ef0 RBP: ffff88806ce08df0 R08: ffff88806ce313e8 R09: ffffe8ffffc16238 ---------------- Code disassembly (best guess): 0: 48 8b 6d 00 mov 0x0(%rbp),%rbp 4: e8 4f ee 79 03 callq 0x379ee58 9: 31 ff xor %edi,%edi b: 41 89 c5 mov %eax,%r13d e: 89 c6 mov %eax,%esi 10: e8 c3 02 32 00 callq 0x3202d8 15: 45 85 ed test %r13d,%r13d 18: 0f 85 e1 05 00 00 jne 0x5ff 1e: e8 85 07 32 00 callq 0x3207a8 23: 48 89 e8 mov %rbp,%rax 26: 48 c1 e8 03 shr $0x3,%rax * 2a: 42 80 3c 20 00 cmpb $0x0,(%rax,%r12,1) <-- trapping instruction 2f: 0f 85 a0 0e 00 00 jne 0xed5 35: 4c 8b 75 00 mov 0x0(%rbp),%r14 39: 48 89 df mov %rbx,%rdi 3c: 4c 89 34 24 mov %r14,(%rsp)