Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 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 e8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f5ee15eb028 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 RAX: ffffffffffffffda RBX: 00007f5ee0a25fa0 RCX: 00007f5ee079e159 RDX: 0000000000000028 RSI: 0000200000000180 RDI: 0000000000000006 RBP: 00007f5ee15eb090 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 R13: 00007f5ee0a26038 R14: 00007f5ee0a25fa0 R15: 00007ffd68be4fa8 Oops: general protection fault, probably for non-canonical address 0xdffffc0000000004: 0000 [#1] PREEMPT SMP KASAN PTI KASAN: null-ptr-deref in range [0x0000000000000020-0x0000000000000027] CPU: 0 UID: 0 PID: 480 Comm: syz.3.58 Not tainted syzkaller #0 90688e1ceab05e74867d9ba7556f72450a710f26 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/16/2026 RIP: 0010:set_trigger_filter+0x1b2/0x540 kernel/trace/trace_events_trigger.c:1104 Code: 29 f6 ff b8 ea ff ff ff e9 c5 01 00 00 e8 56 29 f6 ff c7 44 24 0c ea ff ff ff 48 8b 44 24 10 4c 8d 78 20 4d 89 fe 49 c1 ee 03 <43> 80 3c 26 00 74 08 4c 89 ff e8 df 06 4f 00 4d 8b 27 4c 8b 6c 24 RSP: 0018:ffffc9000c2bf7a0 EFLAGS: 00010202 RAX: 0000000000000000 RBX: 1ffff92001857ef8 RCX: ffff888116e74c00 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 RBP: ffffc9000c2bf870 R08: 0000000000000100 R09: 1ffffffff0ed6c52 R10: 0000000000000000 R11: ffffffff81914e80 R12: dffffc0000000000 R13: 0000000000000000 R14: 0000000000000004 R15: 0000000000000020 FS: 00007f5ee15eb6c0(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000200000bbdffc CR3: 00000001166a6000 CR4: 00000000003526b0 Call Trace: event_trigger_reset_filter+0x61/0x80 kernel/trace/trace_events_trigger.c:938 event_hist_trigger_parse+0x3f14/0x5620 kernel/trace/trace_events_hist.c:6880 trigger_process_regex+0x1e6/0x280 kernel/trace/trace_events_trigger.c:268 event_trigger_regex_write kernel/trace/trace_events_trigger.c:305 [inline] event_trigger_write+0x142/0x1e0 kernel/trace/trace_events_trigger.c:334 vfs_write+0x3c1/0xfd0 fs/read_write.c:682 ksys_write+0x145/0x260 fs/read_write.c:737 __do_sys_write fs/read_write.c:749 [inline] __se_sys_write fs/read_write.c:746 [inline] __x64_sys_write+0x7f/0x90 fs/read_write.c:746 x64_sys_call+0x271c/0x2ee0 arch/x86/include/generated/asm/syscalls_64.h:2 do_syscall_x64 arch/x86/entry/common.c:47 [inline] do_syscall_64+0x57/0xf0 arch/x86/entry/common.c:78 entry_SYSCALL_64_after_hwframe+0x76/0x7e RIP: 0033:0x7f5ee079e159 Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 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 e8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f5ee15eb028 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 RAX: ffffffffffffffda RBX: 00007f5ee0a25fa0 RCX: 00007f5ee079e159 RDX: 0000000000000028 RSI: 0000200000000180 RDI: 0000000000000006 RBP: 00007f5ee15eb090 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 R13: 00007f5ee0a26038 R14: 00007f5ee0a25fa0 R15: 00007ffd68be4fa8 Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:set_trigger_filter+0x1b2/0x540 kernel/trace/trace_events_trigger.c:1104 Code: 29 f6 ff b8 ea ff ff ff e9 c5 01 00 00 e8 56 29 f6 ff c7 44 24 0c ea ff ff ff 48 8b 44 24 10 4c 8d 78 20 4d 89 fe 49 c1 ee 03 <43> 80 3c 26 00 74 08 4c 89 ff e8 df 06 4f 00 4d 8b 27 4c 8b 6c 24 RSP: 0018:ffffc9000c2bf7a0 EFLAGS: 00010202 RAX: 0000000000000000 RBX: 1ffff92001857ef8 RCX: ffff888116e74c00 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 RBP: ffffc9000c2bf870 R08: 0000000000000100 R09: 1ffffffff0ed6c52 R10: 0000000000000000 R11: ffffffff81914e80 R12: dffffc0000000000 R13: 0000000000000000 R14: 0000000000000004 R15: 0000000000000020 FS: 00007f5ee15eb6c0(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f7ba3c7dfd0 CR3: 00000001166a6000 CR4: 00000000003526b0 ---------------- Code disassembly (best guess): 0: ff c3 inc %ebx 2: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 9: 00 00 00 c: 0f 1f 44 00 00 nopl 0x0(%rax,%rax,1) 11: 48 89 f8 mov %rdi,%rax 14: 48 89 f7 mov %rsi,%rdi 17: 48 89 d6 mov %rdx,%rsi 1a: 48 89 ca mov %rcx,%rdx 1d: 4d 89 c2 mov %r8,%r10 20: 4d 89 c8 mov %r9,%r8 23: 4c 8b 4c 24 08 mov 0x8(%rsp),%r9 28: 0f 05 syscall * 2a: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 c7 c1 e8 ff ff ff mov $0xffffffffffffffe8,%rcx 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W