RBP: 00007fda7724547a R08: 0000000000000000 R09: 0000000000000000
R10: 0000000020000200 R11: 0000000000000246 R12: 0000000000000000
R13: 000000000000000b R14: 00007fda77326f80 R15: 00007ffda356f4a8
---[ end trace 0000000000000000 ]---
general protection fault, probably for non-canonical address 0xdead00000000012a: 0000 [#1] PREEMPT SMP
CPU: 1 PID: 31422 Comm: syz-executor.0 Tainted: G W 6.8.0-rc3-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/25/2024
RIP: 0010:__hlist_del include/linux/list.h:990 [inline]
RIP: 0010:detach_timer kernel/time/timer.c:877 [inline]
RIP: 0010:expire_timers kernel/time/timer.c:1734 [inline]
RIP: 0010:__run_timers+0x3bb/0x630 kernel/time/timer.c:2038
Code: 89 df e8 a8 bb 1f 00 4d 8b 65 08 4c 89 e7 e8 8c cf 1f 00 4d 89 34 24 4d 85 f6 74 14 e8 9e ee 09 00 49 8d 7e 08 e8 75 cf 1f 00 <4d> 89 66 08 eb 05 e8 8a ee 09 00 4c 8b 64 24 20 48 89 df e8 ed bc
RSP: 0018:ffffc900000d4ea0 EFLAGS: 00010046
RAX: ffff888237d29720 RBX: ffff88813fc84830 RCX: ffffffff8120b2eb
RDX: 00000000000002b8 RSI: 0000000000000000 RDI: dead00000000012a
RBP: ffffc900000d4f78 R08: 0001000000000131 R09: 0000000000000000
R10: 0001ffffffffffff R11: 000100000000012a R12: ffffc900000d4f00
R13: ffff88813fc84828 R14: dead000000000122 R15: ffffc900000d4f00
FS: 00007fda7657a6c0(0000) GS:ffff888237d00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fda77323000 CR3: 00000001395f5000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
run_timer_softirq+0x31/0x40 kernel/time/timer.c:2053
__do_softirq+0xc4/0x27b kernel/softirq.c:553
invoke_softirq kernel/softirq.c:427 [inline]
__irq_exit_rcu kernel/softirq.c:632 [inline]
irq_exit_rcu+0x3b/0x90 kernel/softirq.c:644
sysvec_apic_timer_interrupt+0x6f/0x80 arch/x86/kernel/apic/apic.c:1076
asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:649
RIP: 0010:check_access kernel/kcsan/core.c:787 [inline]
RIP: 0010:__tsan_read1+0x114/0x180 kernel/kcsan/core.c:1022
Code: 75 28 ff ce 89 70 08 eb 21 83 78 0c 00 7f 1b 80 78 10 00 75 15 48 c7 c2 ff ff ff ff 65 48 0f c1 15 51 35 c2 7e 48 ff ca 78 54 <48> 83 78 28 00 75 48 c3 4d 89 ca 4d 21 c2 4c 39 d6 0f 82 13 ff ff
RSP: 0018:ffffc900012e3cc8 EFLAGS: 00000203
RAX: ffff88813ffe6be0 RBX: 0000000000000cc0 RCX: ffffffff8156a917
RDX: 00000000000001ab RSI: 0000000000000000 RDI: ffffffff85d78d48
RBP: 0000000000000001 R08: 0001ffffffffffff R09: 0000000000000000
R10: 0001ffffffffffff R11: 000188810797ea60 R12: ffff888100f07500
R13: 0000000000000440 R14: ffff888100f07500 R15: ffffffff83b7e901
__should_failslab+0x37/0xa0 mm/failslab.c:28
should_failslab+0x9/0x20 mm/slub.c:3747
slab_pre_alloc_hook mm/slub.c:3763 [inline]
slab_alloc_node mm/slub.c:3842 [inline]
kmem_cache_alloc+0x56/0x2d0 mm/slub.c:3867
sk_prot_alloc+0x41/0x190 net/core/sock.c:2073
sk_alloc+0x33/0x350 net/core/sock.c:2132
unix_create1+0xa6/0x440
unix_create+0x112/0x140 net/unix/af_unix.c:1049
__sock_create+0x2d7/0x4e0 net/socket.c:1571
sock_create net/socket.c:1622 [inline]
__sys_socketpair+0x177/0x420 net/socket.c:1769
__do_sys_socketpair net/socket.c:1822 [inline]
__se_sys_socketpair net/socket.c:1819 [inline]
__x64_sys_socketpair+0x52/0x60 net/socket.c:1819
do_syscall_x64 arch/x86/entry/common.c:52 [inline]
do_syscall_64+0xcd/0x1d0 arch/x86/entry/common.c:83
entry_SYSCALL_64_after_hwframe+0x63/0x6b
RIP: 0033:0x7fda771f8da9
Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007fda7657a0c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000035
RAX: ffffffffffffffda RBX: 00007fda77326f80 RCX: 00007fda771f8da9
RDX: 0000000000000000 RSI: 0000000000000002 RDI: 0000000000000001
RBP: 00007fda7724547a R08: 0000000000000000 R09: 0000000000000000
R10: 0000000020000200 R11: 0000000000000246 R12: 0000000000000000
R13: 000000000000000b R14: 00007fda77326f80 R15: 00007ffda356f4a8
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:__hlist_del include/linux/list.h:990 [inline]
RIP: 0010:detach_timer kernel/time/timer.c:877 [inline]
RIP: 0010:expire_timers kernel/time/timer.c:1734 [inline]
RIP: 0010:__run_timers+0x3bb/0x630 kernel/time/timer.c:2038
Code: 89 df e8 a8 bb 1f 00 4d 8b 65 08 4c 89 e7 e8 8c cf 1f 00 4d 89 34 24 4d 85 f6 74 14 e8 9e ee 09 00 49 8d 7e 08 e8 75 cf 1f 00 <4d> 89 66 08 eb 05 e8 8a ee 09 00 4c 8b 64 24 20 48 89 df e8 ed bc
RSP: 0018:ffffc900000d4ea0 EFLAGS: 00010046
RAX: ffff888237d29720 RBX: ffff88813fc84830 RCX: ffffffff8120b2eb
RDX: 00000000000002b8 RSI: 0000000000000000 RDI: dead00000000012a
RBP: ffffc900000d4f78 R08: 0001000000000131 R09: 0000000000000000
R10: 0001ffffffffffff R11: 000100000000012a R12: ffffc900000d4f00
R13: ffff88813fc84828 R14: dead000000000122 R15: ffffc900000d4f00
FS: 00007fda7657a6c0(0000) GS:ffff888237d00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fda77323000 CR3: 00000001395f5000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
----------------
Code disassembly (best guess):
0: 89 df mov %ebx,%edi
2: e8 a8 bb 1f 00 call 0x1fbbaf
7: 4d 8b 65 08 mov 0x8(%r13),%r12
b: 4c 89 e7 mov %r12,%rdi
e: e8 8c cf 1f 00 call 0x1fcf9f
13: 4d 89 34 24 mov %r14,(%r12)
17: 4d 85 f6 test %r14,%r14
1a: 74 14 je 0x30
1c: e8 9e ee 09 00 call 0x9eebf
21: 49 8d 7e 08 lea 0x8(%r14),%rdi
25: e8 75 cf 1f 00 call 0x1fcf9f
* 2a: 4d 89 66 08 mov %r12,0x8(%r14) <-- trapping instruction
2e: eb 05 jmp 0x35
30: e8 8a ee 09 00 call 0x9eebf
35: 4c 8b 64 24 20 mov 0x20(%rsp),%r12
3a: 48 89 df mov %rbx,%rdi
3d: e8 .byte 0xe8
3e: ed in (%dx),%eax
3f: bc .byte 0xbc