program:
r0 = add_key$keyring(&(0x7f0000000000), &(0x7f0000000040)={'syz', 0x3}, 0x0, 0x0, 0xffffffffffffffff)
keyctl$clear(0x7, r0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./dbg\x00', 0x1ff)
sendmsg$kcm(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000400)}, 0x8800)
mount(0x0, &(0x7f0000000000)='./dbg\x00', &(0x7f0000000040)='debugfs\x00', 0x0, 0x0)
write(0xffffffffffffffff, &(0x7f00000000c0)='N\x00', 0x1)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./dbg/failslab/times\x00', 0x1, 0x0)
setsockopt$XDP_RX_RING(0xffffffffffffffff, 0x11b, 0x2, &(0x7f0000000680)=0x1130581, 0x4)
write(r1, &(0x7f0000000140)='100', 0x3)
openat$kvm(0xffffffffffffff9c, &(0x7f0000000240), 0x0, 0x0)
r2 = openat(0xffffffffffffff9c, &(0x7f0000000200)='./dbg/failslab/probability\x00', 0x1, 0x0)
write(r2, &(0x7f0000000280)='1\x00', 0x1)
mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./my_configfs\x00', 0x1ff)
mount(0x0, &(0x7f0000000100)='./my_configfs\x00', &(0x7f0000000140)='configfs\x00', 0x0, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000180)='./my_configfs/usb_gadget/g1\x00', 0x1ff)
mkdirat(0xffffffffffffff9c, &(0x7f00000001c0)='./my_configfs/usb_gadget/g1/configs/c.1\x00', 0x1ff)
mkdirat(0xffffffffffffff9c, &(0x7f0000000200)='./my_configfs/usb_gadget/g1/functions/midi2.usb0\x00', 0x1ff)
r3 = openat(0xffffffffffffff9c, &(0x7f0000000240)='./my_configfs/usb_gadget/g1/functions/midi2.usb0/ep.0/block.0/direction\x00', 0x1, 0x0)
write(r3, &(0x7f00000002c0)='1', 0x1)
mkdirat(0xffffffffffffff9c, &(0x7f0000000480)='./my_configfs/usb_gadget/g1/functions/midi2.usb0/ep.0/block.1\x00', 0x1ff)
r4 = openat(0xffffffffffffff9c, &(0x7f0000000580)='./my_configfs/usb_gadget/g1/functions/midi2.usb0/ep.0/block.1/first_group\x00', 0x1, 0x0)
write(r4, &(0x7f0000000600)='2', 0x1)
r5 = openat(0xffffffffffffff9c, &(0x7f0000000640)='./my_configfs/usb_gadget/g1/functions/midi2.usb0/ep.0/block.1/num_groups\x00', 0x1, 0x0)
write(r5, &(0x7f00000006c0)='6', 0x1)
r6 = openat(0xffffffffffffff9c, &(0x7f0000000700)='./my_configfs/usb_gadget/g1/functions/midi2.usb0/ep.0/block.1/midi1_first_group\x00', 0x1, 0x0)
write(r6, &(0x7f0000000780)='2', 0x1)
r7 = openat(0xffffffffffffff9c, &(0x7f00000007c0)='./my_configfs/usb_gadget/g1/UDC\x00', 0x1, 0x0)
write(r7, 0x0, 0x0)
symlinkat(&(0x7f0000000880)='./my_configfs/usb_gadget/g1/functions/midi2.usb0\x00', 0xffffffffffffff9c, &(0x7f00000008c0)='./my_configfs/usb_gadget/g1/configs/c.1/midi2.usb0\x00')
openat(0xffffffffffffff9c, &(0x7f0000000900)='./my_configfs/usb_gadget/g1/UDC\x00', 0x1, 0x0)
[ 94.712698][ T5287] Bluetooth: hci0: command tx timeout
[ 94.802398][ T178] FAULT_INJECTION: forcing a failure.
[ 94.802398][ T178] name failslab, interval 1, probability 1, space 0, times 100
[ 94.821428][ T178] CPU: 0 UID: 0 PID: 178 Comm: kworker/u4:6 Not tainted syzkaller #0 PREEMPT(full)
[ 94.821448][ T178] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014
[ 94.821456][ T178] Workqueue: ipv6_addrconf addrconf_dad_work
[ 94.821553][ T178] Call Trace:
[ 94.821560][ T178]
[ 94.821566][ T178] dump_stack_lvl+0xe8/0x150
[ 94.821585][ T178] should_fail_ex+0x40c/0x560
[ 94.821634][ T178] should_failslab+0xa8/0x100
[ 94.821651][ T178] kmem_cache_alloc_node_noprof+0xb3/0x610
[ 94.821663][ T178] ? local_lock_release+0x9c/0x160
[ 94.821687][ T178] ? __alloc_skb+0x1d7/0x7a0
[ 94.821700][ T178] ? __alloc_skb+0x1d7/0x7a0
[ 94.821719][ T178] __alloc_skb+0x1d7/0x7a0
[ 94.821736][ T178] mld_newpack+0x165/0xcb0
[ 94.821758][ T178] ? __pfx_mld_newpack+0x10/0x10
[ 94.821771][ T178] ? trace_contention_end+0x3d/0x140
[ 94.821786][ T178] ? __mutex_lock+0x30d/0x1550
[ 94.821803][ T178] add_grec+0x119f/0x19d0
[ 94.821821][ T178] ? __pfx___mutex_lock+0x10/0x10
[ 94.821842][ T178] mld_send_initial_cr+0x288/0x550
[ 94.821859][ T178] ipv6_mc_dad_complete+0x87/0x410
[ 94.821875][ T178] addrconf_dad_completed+0x8af/0xe60
[ 94.821892][ T178] ? __pfx_addrconf_dad_completed+0x10/0x10
[ 94.821906][ T178] ? addrconf_dad_work+0xe57/0x15c0
[ 94.821920][ T178] ? __local_bh_enable_ip+0xd0/0x130
[ 94.821937][ T178] addrconf_dad_work+0xcf8/0x15c0
[ 94.821956][ T178] ? __pfx_addrconf_dad_work+0x10/0x10
[ 94.821971][ T178] ? process_scheduled_works+0xa20/0x14e0
[ 94.821987][ T178] ? rcu_is_watching+0x15/0xb0
[ 94.821999][ T178] ? process_scheduled_works+0xa20/0x14e0
[ 94.822013][ T178] process_scheduled_works+0xa8e/0x14e0
[ 94.822043][ T178] ? __pfx_process_scheduled_works+0x10/0x10
[ 94.822059][ T178] ? assign_work+0x3cf/0x5d0
[ 94.822077][ T178] worker_thread+0xa47/0xfb0
[ 94.822106][ T178] kthread+0x388/0x470
[ 94.822141][ T178] ? __pfx_worker_thread+0x10/0x10
[ 94.822152][ T178] ? __pfx_kthread+0x10/0x10
[ 94.822169][ T178] ret_from_fork+0x514/0xb70
[ 94.822186][ T178] ? __pfx_ret_from_fork+0x10/0x10
[ 94.822202][ T178] ? __switch_to+0xc89/0x1420
[ 94.822218][ T178] ? __pfx_kthread+0x10/0x10
[ 94.822235][ T178] ret_from_fork_asm+0x1a/0x30
[ 94.822255][ T178]
[ 94.931121][ T5329] FAULT_INJECTION: forcing a failure.
[ 94.931121][ T5329] name failslab, interval 1, probability 1, space 0, times 99
[ 94.948626][ T5329] CPU: 0 UID: 0 PID: 5329 Comm: syz.0.0 Not tainted syzkaller #0 PREEMPT(full)
[ 94.948647][ T5329] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014
[ 94.948655][ T5329] Call Trace:
[ 94.948661][ T5329]
[ 94.948667][ T5329] dump_stack_lvl+0xe8/0x150
[ 94.948707][ T5329] should_fail_ex+0x40c/0x560
[ 94.948732][ T5329] should_failslab+0xa8/0x100
[ 94.948753][ T5329] kmem_cache_alloc_noprof+0xa6/0x5f0
[ 94.948768][ T5329] ? configfs_new_dirent+0x59/0x470
[ 94.948784][ T5329] ? configfs_new_dirent+0x59/0x470
[ 94.948804][ T5329] configfs_new_dirent+0x59/0x470
[ 94.948824][ T5329] configfs_make_dirent+0x35/0x160
[ 94.948844][ T5329] configfs_create_file+0xe3/0x130
[ 94.948863][ T5329] configfs_attach_item+0x8df/0xd60
[ 94.948880][ T5329] configfs_attach_group+0x2a/0x370
[ 94.948901][ T5329] create_default_group+0x87/0x180
[ 94.948923][ T5329] configfs_attach_group+0x169/0x370
[ 94.948946][ T5329] create_default_group+0x87/0x180
[ 94.948967][ T5329] configfs_attach_group+0x169/0x370
[ 94.948989][ T5329] configfs_mkdir+0x6f0/0x9e0
[ 94.949013][ T5329] ? __pfx_configfs_mkdir+0x10/0x10
[ 94.949029][ T5329] ? generic_permission+0x2bf/0x670
[ 94.949051][ T5329] ? bpf_lsm_inode_mkdir+0x9/0x20
[ 94.949071][ T5329] vfs_mkdir+0x406/0x620
[ 94.949094][ T5329] filename_mkdirat+0x285/0x510
[ 94.949117][ T5329] ? __pfx_filename_mkdirat+0x10/0x10
[ 94.949138][ T5329] ? do_getname+0x151/0x250
[ 94.949151][ T5329] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 94.949164][ T5329] __se_sys_mkdirat+0x35/0x150
[ 94.949179][ T5329] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 94.949192][ T5329] do_syscall_64+0x174/0x580
[ 94.949213][ T5329] ? trace_irq_disable+0x3b/0x140
[ 94.949230][ T5329] ? clear_bhb_loop+0x40/0x90
[ 94.949243][ T5329] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 94.949258][ T5329] RIP: 0033:0x7f57d179de99
[ 94.949269][ T5329] 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
[ 94.949279][ T5329] RSP: 002b:00007f57d260efe8 EFLAGS: 00000246 ORIG_RAX: 0000000000000102
[ 94.949291][ T5329] RAX: ffffffffffffffda RBX: 00007f57d1a25fa0 RCX: 00007f57d179de99
[ 94.949298][ T5329] RDX: 00000000000001ff RSI: 0000200000000200 RDI: ffffffffffffff9c
[ 94.949305][ T5329] RBP: 00007f57d1833eaf R08: 0000000000000000 R09: 0000000000000000
[ 94.949311][ T5329] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[ 94.949319][ T5329] R13: 00007f57d1a26038 R14: 00007f57d1a25fa0 R15: 00007ffe60640da8
[ 94.949338][ T5329]
[ 94.952446][ T5329] ------------[ cut here ]------------
[ 95.061055][ T5329] kernel BUG at fs/configfs/dir.c:725!
[ 95.118383][ T4688] FAULT_INJECTION: forcing a failure.
[ 95.118383][ T4688] name failslab, interval 1, probability 1, space 0, times 97
[ 95.123857][ T4688] CPU: 0 UID: 0 PID: 4688 Comm: klogd Not tainted syzkaller #0 PREEMPT(full)
[ 95.123873][ T4688] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014
[ 95.123880][ T4688] Call Trace:
[ 95.123884][ T4688]
[ 95.123889][ T4688] dump_stack_lvl+0xe8/0x150
[ 95.123921][ T4688] should_fail_ex+0x40c/0x560
[ 95.123946][ T4688] should_failslab+0xa8/0x100
[ 95.123962][ T4688] kmem_cache_alloc_node_noprof+0xb3/0x610
[ 95.123974][ T4688] ? local_lock_release+0x9c/0x160
[ 95.124028][ T4688] ? __alloc_skb+0x1d7/0x7a0
[ 95.124041][ T4688] ? __alloc_skb+0x1d7/0x7a0
[ 95.124058][ T4688] __alloc_skb+0x1d7/0x7a0
[ 95.124075][ T4688] alloc_skb_with_frags+0xc6/0x760
[ 95.124091][ T4688] ? __lock_acquire+0x683/0x2cf0
[ 95.124112][ T4688] sock_alloc_send_pskb+0x878/0x990
[ 95.124133][ T4688] ? __pfx_sock_alloc_send_pskb+0x10/0x10
[ 95.124147][ T4688] ? sock_def_readable+0xae/0x550
[ 95.124162][ T4688] ? bpf_lsm_socket_getpeersec_dgram+0x9/0x20
[ 95.124175][ T4688] unix_dgram_sendmsg+0x4fe/0x1870
[ 95.124220][ T4688] ? __pfx_unix_dgram_sendmsg+0x10/0x10
[ 95.124236][ T4688] ? aa_sock_msg_perm+0xda/0x1b0
[ 95.124256][ T4688] ? __pfx_unix_dgram_sendmsg+0x10/0x10
[ 95.124267][ T4688] sock_sendmsg_nosec+0x13a/0x180
[ 95.124282][ T4688] __sys_sendto+0x408/0x5a0
[ 95.124298][ T4688] ? bpf_lsm_capable+0x9/0x20
[ 95.124312][ T4688] ? __pfx___sys_sendto+0x10/0x10
[ 95.124343][ T4688] ? rcu_is_watching+0x15/0xb0
[ 95.124358][ T4688] __x64_sys_sendto+0xde/0x100
[ 95.124373][ T4688] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 95.124386][ T4688] do_syscall_64+0x174/0x580
[ 95.124400][ T4688] ? trace_irq_disable+0x3b/0x140
[ 95.124415][ T4688] ? clear_bhb_loop+0x40/0x90
[ 95.124429][ T4688] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 95.124441][ T4688] RIP: 0033:0x7f12543ae407
[ 95.124452][ T4688] Code: 48 89 fa 4c 89 df e8 38 aa 00 00 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 1a 5b c3 0f 1f 84 00 00 00 00 00 48 8b 44 24 10 0f 05 <5b> c3 0f 1f 80 00 00 00 00 83 e2 39 83 fa 08 75 de e8 23 ff ff ff
[ 95.124460][ T4688] RSP: 002b:00007ffe59aed300 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[ 95.124473][ T4688] RAX: ffffffffffffffda RBX: 00007f125425ec80 RCX: 00007f12543ae407
[ 95.124481][ T4688] RDX: 0000000000000054 RSI: 00007ffe59aed440 RDI: 0000000000000003
[ 95.124488][ T4688] RBP: 00007ffe59aed870 R08: 0000000000000000 R09: 0000000000000000
[ 95.124494][ T4688] R10: 0000000000004000 R11: 0000000000000202 R12: 00007ffe59aed888
[ 95.124502][ T4688] R13: 00007ffe59aed440 R14: 0000000000000039 R15: 00007ffe59aed440
[ 95.124519][ T4688]
[ 95.255975][ T69] FAULT_INJECTION: forcing a failure.
[ 95.255975][ T69] name failslab, interval 1, probability 1, space 0, times 94
[ 95.264995][ T178] FAULT_INJECTION: forcing a failure.
[ 95.264995][ T178] name failslab, interval 1, probability 1, space 0, times 94
[ 95.271808][ T5329] Oops: invalid opcode: 0000 [#1] SMP KASAN NOPTI
[ 95.274593][ T5329] CPU: 0 UID: 0 PID: 5329 Comm: syz.0.0 Not tainted syzkaller #0 PREEMPT(full)
[ 95.278456][ T5329] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014
[ 95.282742][ T5329] RIP: 0010:create_default_group+0x17c/0x180
[ 95.285290][ T5329] Code: 41 5d 41 5e 41 5f 5d c3 cc cc cc cc cc 44 89 f1 80 e1 07 80 c1 03 38 c1 7c d5 4c 89 f7 e8 9c 1e be ff eb cb e8 f5 ed 4e ff 90 <0f> 0b 66 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 55 41
[ 95.293686][ T5329] RSP: 0018:ffffc9000e557bb0 EFLAGS: 00010287
[ 95.296207][ T5329] RAX: ffffffff8278265b RBX: ffff88801f9e58f8 RCX: 0000000000100000
[ 95.299432][ T5329] RDX: ffffc9000ee8a000 RSI: 000000000000cf3b RDI: 000000000000cf3c
[ 95.302657][ T5329] RBP: 00000000fffffff4 R08: ffff88801f9a3983 R09: 1ffff11003f34730
[ 95.305707][ T5329] R10: dffffc0000000000 R11: ffffed1003f34731 R12: dffffc0000000000
[ 95.309005][ T5329] R13: 1ffff11006774c80 R14: ffff88801f9e5960 R15: ffff888033ba6400
[ 95.312201][ T5329] FS: 00007f57d260f6c0(0000) GS:ffff88808c543000(0000) knlGS:0000000000000000
[ 95.315761][ T5329] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 95.318436][ T5329] CR2: 00007f57d25ccfe8 CR3: 0000000012817000 CR4: 0000000000352ef0
[ 95.321800][ T5329] Call Trace:
[ 95.323269][ T5329]
[ 95.324484][ T5329] configfs_attach_group+0x169/0x370
[ 95.326594][ T5329] configfs_mkdir+0x6f0/0x9e0
[ 95.328592][ T5329] ? __pfx_configfs_mkdir+0x10/0x10
[ 95.330717][ T5329] ? generic_permission+0x2bf/0x670
[ 95.332970][ T5329] ? bpf_lsm_inode_mkdir+0x9/0x20
[ 95.335037][ T5329] vfs_mkdir+0x406/0x620
[ 95.336934][ T5329] filename_mkdirat+0x285/0x510
[ 95.338972][ T5329] ? __pfx_filename_mkdirat+0x10/0x10
[ 95.341243][ T5329] ? do_getname+0x151/0x250
[ 95.343142][ T5329] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 95.345549][ T5329] __se_sys_mkdirat+0x35/0x150
[ 95.347594][ T5329] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 95.350226][ T5329] do_syscall_64+0x174/0x580
[ 95.352226][ T5329] ? trace_irq_disable+0x3b/0x140
[ 95.354226][ T5329] ? clear_bhb_loop+0x40/0x90
[ 95.356167][ T5329] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 95.358499][ T5329] RIP: 0033:0x7f57d179de99
[ 95.360355][ T5329] 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
[ 95.367904][ T5329] RSP: 002b:00007f57d260efe8 EFLAGS: 00000246 ORIG_RAX: 0000000000000102
[ 95.371313][ T5329] RAX: ffffffffffffffda RBX: 00007f57d1a25fa0 RCX: 00007f57d179de99
[ 95.374480][ T5329] RDX: 00000000000001ff RSI: 0000200000000200 RDI: ffffffffffffff9c
[ 95.377586][ T5329] RBP: 00007f57d1833eaf R08: 0000000000000000 R09: 0000000000000000
[ 95.380696][ T5329] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[ 95.383857][ T5329] R13: 00007f57d1a26038 R14: 00007f57d1a25fa0 R15: 00007ffe60640da8
[ 95.387024][ T5329]
[ 95.388319][ T5329] Modules linked in:
[ 95.390488][ T5329] ---[ end trace 0000000000000000 ]---
[ 95.394747][ T69] CPU: 0 UID: 0 PID: 69 Comm: kswapd0 Tainted: G D syzkaller #0 PREEMPT(full)
[ 95.394765][ T69] Tainted: [D]=DIE
[ 95.394768][ T69] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014
[ 95.394774][ T69] Call Trace:
[ 95.394778][ T69]
[ 95.394782][ T69] dump_stack_lvl+0xe8/0x150
[ 95.394802][ T69] should_fail_ex+0x40c/0x560
[ 95.394815][ T69] should_failslab+0xa8/0x100
[ 95.394829][ T69] kmem_cache_alloc_node_noprof+0xb3/0x610
[ 95.394841][ T69] ? zswap_store+0xc25/0x2050
[ 95.394854][ T69] ? zswap_store+0xc25/0x2050
[ 95.394869][ T69] zswap_store+0xc25/0x2050
[ 95.394882][ T69] ? zswap_store+0x76b/0x2050
[ 95.394898][ T69] ? __pfx_zswap_store+0x10/0x10
[ 95.394912][ T69] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 95.394925][ T69] ? do_raw_spin_unlock+0x4d/0x210
[ 95.394937][ T69] swap_writeout+0x96a/0x14d0
[ 95.394953][ T69] ? try_to_unmap_flush_dirty+0x96/0x100
[ 95.394965][ T69] shrink_folio_list+0x35bd/0x5330
[ 95.394978][ T69] ? mod_memcg_lruvec_state+0xd5/0x270
[ 95.394996][ T69] ? lru_gen_add_folio+0x35c/0x530
[ 95.395007][ T69] ? __pfx_shrink_folio_list+0x10/0x10
[ 95.395019][ T69] ? __pfx___css_rstat_updated+0x10/0x10
[ 95.395032][ T69] ? move_folios_to_lru+0x10d0/0x1310
[ 95.395050][ T69] ? mod_memcg_lruvec_state+0xd5/0x270
[ 95.395063][ T69] ? lock_acquire+0x106/0x350
[ 95.395076][ T69] ? try_to_inc_min_seq+0x56a/0x750
[ 95.395112][ T69] ? evict_folios+0x257/0x49e0
[ 95.395123][ T69] evict_folios+0x3821/0x49e0
[ 95.395141][ T69] ? evict_folios+0x257/0x49e0
[ 95.395154][ T69] ? __pfx_evict_folios+0x10/0x10
[ 95.395164][ T69] ? __lock_acquire+0x683/0x2cf0
[ 95.395177][ T69] ? folio_batch_move_lru+0x908/0xa60
[ 95.395191][ T69] ? __pfx_folio_batch_move_lru+0x10/0x10
[ 95.395203][ T69] try_to_shrink_lruvec+0xb4f/0xed0
[ 95.395217][ T69] ? __pfx_try_to_shrink_lruvec+0x10/0x10
[ 95.395230][ T69] ? shrink_node+0x2ed4/0x3b60
[ 95.395242][ T69] shrink_one+0x233/0x730
[ 95.395254][ T69] ? shrink_node+0x2ed4/0x3b60
[ 95.395264][ T69] shrink_node+0x3303/0x3b60
[ 95.395277][ T69] ? __lock_acquire+0x683/0x2cf0
[ 95.395290][ T69] ? shrink_node+0x2ed4/0x3b60
[ 95.395304][ T69] ? percpu_ref_put+0x19/0x180
[ 95.395318][ T69] ? percpu_ref_put+0x19/0x180
[ 95.395331][ T69] ? __pfx_shrink_node+0x10/0x10
[ 95.395342][ T69] ? percpu_ref_put+0x19/0x180
[ 95.395359][ T69] ? percpu_ref_put+0x19/0x180
[ 95.395373][ T69] ? mem_cgroup_iter+0x410/0x440
[ 95.395387][ T69] ? mem_cgroup_iter+0x3b/0x440
[ 95.395401][ T69] kswapd+0x17b6/0x31c0
[ 95.395418][ T69] ? kswapd+0x9b6/0x31c0
[ 95.395433][ T69] ? __pfx_kswapd+0x10/0x10
[ 95.395446][ T69] ? trace_contention_end+0x3d/0x140
[ 95.395457][ T69] ? __lock_acquire+0x683/0x2cf0
[ 95.395470][ T69] ? kthread_affine_node+0x2b2/0x360
[ 95.395483][ T69] ? __mutex_unlock_slowpath+0x731/0x900
[ 95.395499][ T69] ? __pfx_autoremove_wake_function+0x10/0x10
[ 95.395510][ T69] ? __kthread_parkme+0x71/0x1f0
[ 95.395523][ T69] ? __kthread_parkme+0x196/0x1f0
[ 95.395536][ T69] kthread+0x388/0x470
[ 95.395550][ T69] ? __pfx_kswapd+0x10/0x10
[ 95.395561][ T69] ? __pfx_kthread+0x10/0x10
[ 95.395570][ T69] ret_from_fork+0x514/0xb70
[ 95.395580][ T69] ? __pfx_ret_from_fork+0x10/0x10
[ 95.395589][ T69] ? __switch_to+0xc89/0x1420
[ 95.395597][ T69] ? __pfx_kthread+0x10/0x10
[ 95.395608][ T69] ret_from_fork_asm+0x1a/0x30
[ 95.395620][ T69]
[ 95.395699][ T178] CPU: 0 UID: 0 PID: 178 Comm: kworker/u4:6 Tainted: G D syzkaller #0 PREEMPT(full)
[ 95.395713][ T178] Tainted: [D]=DIE
[ 95.395716][ T178] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014
[ 95.395722][ T178] Workqueue: ipv6_addrconf addrconf_dad_work
[ 95.395737][ T178] Call Trace:
[ 95.395741][ T178]
[ 95.395744][ T178] dump_stack_lvl+0xe8/0x150
[ 95.395757][ T178] should_fail_ex+0x40c/0x560
[ 95.395767][ T178] should_failslab+0xa8/0x100
[ 95.395778][ T178] ? __pfx_ip6_dst_gc+0x10/0x10
[ 95.395787][ T178] kmem_cache_alloc_noprof+0xa6/0x5f0
[ 95.395797][ T178] ? dst_alloc+0x105/0x170
[ 95.395807][ T178] ? dst_alloc+0x105/0x170
[ 95.395817][ T178] ? __pfx_ip6_dst_gc+0x10/0x10
[ 95.395826][ T178] dst_alloc+0x105/0x170
[ 95.395836][ T178] icmp6_dst_alloc+0x72/0x430
[ 95.395849][ T178] mld_sendpack+0x697/0xe10
[ 95.395863][ T178] ? mld_sendpack+0x206/0xe10
[ 95.395874][ T178] ? __pfx_mld_sendpack+0x10/0x10
[ 95.395887][ T178] ? mld_send_initial_cr+0x352/0x550
[ 95.395898][ T178] ipv6_mc_dad_complete+0x87/0x410
[ 95.395911][ T178] addrconf_dad_completed+0x8af/0xe60
[ 95.395924][ T178] ? __pfx_addrconf_dad_completed+0x10/0x10
[ 95.395937][ T178] ? addrconf_dad_work+0xe57/0x15c0
[ 95.395949][ T178] ? __local_bh_enable_ip+0xd0/0x130
[ 95.395963][ T178] addrconf_dad_work+0xcf8/0x15c0
[ 95.395978][ T178] ? __pfx_addrconf_dad_work+0x10/0x10
[ 95.398225][ T178] ? process_scheduled_works+0xa20/0x14e0
[ 95.398239][ T178] ? rcu_is_watching+0x15/0xb0
[ 95.398250][ T178] ? process_scheduled_works+0xa20/0x14e0
[ 95.398262][ T178] process_scheduled_works+0xa8e/0x14e0
[ 95.398281][ T178] ? __pfx_process_scheduled_works+0x10/0x10
[ 95.398294][ T178] ? assign_work+0x3cf/0x5d0
[ 95.398306][ T178] worker_thread+0xa47/0xfb0
[ 95.398325][ T178] kthread+0x388/0x470
[ 95.398339][ T178] ? __pfx_worker_thread+0x10/0x10
[ 95.398357][ T178] ? __pfx_kthread+0x10/0x10
[ 95.398372][ T178] ret_from_fork+0x514/0xb70
[ 95.398388][ T178] ? __pfx_ret_from_fork+0x10/0x10
[ 95.398402][ T178] ? __switch_to+0xc89/0x1420
[ 95.398415][ T178] ? __pfx_kthread+0x10/0x10
[ 95.398429][ T178] ret_from_fork_asm+0x1a/0x30
[ 95.398443][ T178]
[ 95.674744][ T5329] RIP: 0010:create_default_group+0x17c/0x180
[ 95.677280][ T5329] Code: 41 5d 41 5e 41 5f 5d c3 cc cc cc cc cc 44 89 f1 80 e1 07 80 c1 03 38 c1 7c d5 4c 89 f7 e8 9c 1e be ff eb cb e8 f5 ed 4e ff 90 <0f> 0b 66 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 55 41
[ 95.685066][ T5329] RSP: 0018:ffffc9000e557bb0 EFLAGS: 00010287
[ 95.687607][ T5329] RAX: ffffffff8278265b RBX: ffff88801f9e58f8 RCX: 0000000000100000
[ 95.691046][ T5329] RDX: ffffc9000ee8a000 RSI: 000000000000cf3b RDI: 000000000000cf3c
[ 95.694253][ T5329] RBP: 00000000fffffff4 R08: ffff88801f9a3983 R09: 1ffff11003f34730
[ 95.697671][ T5329] R10: dffffc0000000000 R11: ffffed1003f34731 R12: dffffc0000000000
[ 95.701401][ T5329] R13: 1ffff11006774c80 R14: ffff88801f9e5960 R15: ffff888033ba6400
[ 95.704781][ T5329] FS: 00007f57d260f6c0(0000) GS:ffff88808c543000(0000) knlGS:0000000000000000
[ 95.708577][ T5329] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 95.711502][ T5329] CR2: 00007f57d25abfe8 CR3: 0000000012817000 CR4: 0000000000352ef0
[ 95.714977][ T5329] Kernel panic - not syncing: Fatal exception
[ 95.717807][ T5329] Kernel Offset: disabled
[ 95.719554][ T5329] Rebooting in 86400 seconds..