kasan: CONFIG_KASAN_INLINE enabled kasan: GPF could be caused by NULL-ptr deref or user memory access general protection fault: 0000 [#1] PREEMPT SMP KASAN CPU: 0 PID: 164 Comm: udevd Not tainted 5.4.292-syzkaller-00021-gcd8e74fa0fa3 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 RIP: 0010:set_track mm/kasan/common.c:78 [inline] RIP: 0010:__kasan_kmalloc+0x1c3/0x200 mm/kasan/common.c:529 Code: c2 40 84 fe 75 11 08 d1 74 0d 49 ff c7 4c 39 f8 75 c0 41 89 c7 eb 03 41 ff c7 48 8d 7c 24 20 44 89 fe 44 89 f2 e8 ed 2a a9 00 <42> 89 44 2b 04 65 48 8b 04 25 28 00 00 00 48 3b 84 24 20 02 00 00 RSP: 0018:ffff8881f6e09cf0 EFLAGS: 00010286 RAX: 00000000f8e001f4 RBX: 0000000000000100 RCX: 40229e6dd1f88900 RDX: 00000000000001e0 RSI: 0000000000000a06 RDI: 00000000ffffffff RBP: ffff8881f6e09d30 R08: 0000000000000004 R09: 0000000000000003 R10: ffffed103edc137c R11: 1ffff1103edc137c R12: 00000000ffff9f90 R13: dffffc0000000000 R14: ffffffff818d5e62 R15: 000000000000003c FS: 00007f0eb62e6c80(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000200000010000 CR3: 00000001ecb7e000 CR4: 00000000003406b0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000600 Call Trace: <IRQ> expire_timers kernel/time/timer.c:1493 [inline] __run_timers+0x81d/0xb60 kernel/time/timer.c:1817 run_timer_softirq+0x6a/0xf0 kernel/time/timer.c:1830 __do_softirq+0x236/0x660 kernel/softirq.c:292 invoke_softirq kernel/softirq.c:373 [inline] irq_exit+0x197/0x1c0 kernel/softirq.c:413 exiting_irq arch/x86/include/asm/apic.h:539 [inline] smp_apic_timer_interrupt+0x11d/0x490 arch/x86/kernel/apic/apic.c:1161 apic_timer_interrupt+0xf/0x20 arch/x86/entry/entry_64.S:834 </IRQ> RIP: 0010:do_sys_open+0x6/0x5d0 fs/open.c:1109 Code: 5f 5d c3 44 89 f1 80 e1 07 38 c1 0f 8c 19 fe ff ff 4c 89 f7 e8 db 8e fa ff e9 0c fe ff ff e8 81 1f 94 02 90 55 48 89 e5 41 57 <41> 56 41 55 41 54 53 48 83 e4 e0 48 81 ec e0 00 00 00 41 89 cd 41 RSP: 0018:ffff8881ec777ed0 EFLAGS: 00000206 ORIG_RAX: ffffffffffffff13 RAX: 1ffff1103d8eeff2 RBX: ffff8881ec777f90 RCX: 0000000000000000 RDX: 0000000000098800 RSI: 000056036a1f15d0 RDI: 00000000ffffff9c RBP: ffff8881ec777ed8 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000098800 R13: dffffc0000000000 R14: 00000000ffffff9c R15: 000056036a1f15d0 __do_sys_openat fs/open.c:1150 [inline] __se_sys_openat fs/open.c:1144 [inline] __x64_sys_openat+0xa2/0xb0 fs/open.c:1144 do_syscall_64+0xcf/0x170 arch/x86/entry/common.c:290 entry_SYSCALL_64_after_hwframe+0x5c/0xc1 RIP: 0033:0x7f0eb6415477 Code: 10 00 00 00 44 8b 54 24 e0 48 89 44 24 c0 48 8d 44 24 d0 48 89 44 24 c8 44 89 c2 4c 89 ce bf 9c ff ff ff b8 01 01 00 00 0f 05 <48> 3d 00 f0 ff ff 76 10 48 8b 15 82 69 0d 00 f7 d8 64 89 02 48 83 RSP: 002b:00007fff1d7df018 EFLAGS: 00000287 ORIG_RAX: 0000000000000101 RAX: ffffffffffffffda RBX: 000056036a1fffd0 RCX: 00007f0eb6415477 RDX: 0000000000090800 RSI: 000056036a1f15d0 RDI: 00000000ffffff9c RBP: 000056036a299590 R08: 0000000000090800 R09: 000056036a1f15d0 R10: 0000000000000000 R11: 0000000000000287 R12: 000056036a1f15d0 R13: 00000000000000ff R14: 000056036061e1c4 R15: 0000000000000000 Modules linked in: ---[ end trace 2f523633a1a10a5f ]--- RIP: 0010:set_track mm/kasan/common.c:78 [inline] RIP: 0010:__kasan_kmalloc+0x1c3/0x200 mm/kasan/common.c:529 Code: c2 40 84 fe 75 11 08 d1 74 0d 49 ff c7 4c 39 f8 75 c0 41 89 c7 eb 03 41 ff c7 48 8d 7c 24 20 44 89 fe 44 89 f2 e8 ed 2a a9 00 <42> 89 44 2b 04 65 48 8b 04 25 28 00 00 00 48 3b 84 24 20 02 00 00 RSP: 0018:ffff8881f6e09cf0 EFLAGS: 00010286 RAX: 00000000f8e001f4 RBX: 0000000000000100 RCX: 40229e6dd1f88900 RDX: 00000000000001e0 RSI: 0000000000000a06 RDI: 00000000ffffffff RBP: ffff8881f6e09d30 R08: 0000000000000004 R09: 0000000000000003 R10: ffffed103edc137c R11: 1ffff1103edc137c R12: 00000000ffff9f90 R13: dffffc0000000000 R14: ffffffff818d5e62 R15: 000000000000003c FS: 00007f0eb62e6c80(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000200000010000 CR3: 00000001ecb7e000 CR4: 00000000003406b0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000600 ---------------- Code disassembly (best guess), 1 bytes skipped: 0: 40 84 fe test %dil,%sil 3: 75 11 jne 0x16 5: 08 d1 or %dl,%cl 7: 74 0d je 0x16 9: 49 ff c7 inc %r15 c: 4c 39 f8 cmp %r15,%rax f: 75 c0 jne 0xffffffd1 11: 41 89 c7 mov %eax,%r15d 14: eb 03 jmp 0x19 16: 41 ff c7 inc %r15d 19: 48 8d 7c 24 20 lea 0x20(%rsp),%rdi 1e: 44 89 fe mov %r15d,%esi 21: 44 89 f2 mov %r14d,%edx 24: e8 ed 2a a9 00 call 0xa92b16 * 29: 42 89 44 2b 04 mov %eax,0x4(%rbx,%r13,1) <-- trapping instruction 2e: 65 48 8b 04 25 28 00 mov %gs:0x28,%rax 35: 00 00 37: 48 3b 84 24 20 02 00 cmp 0x220(%rsp),%rax 3e: 00