program: add_key$keyring(&(0x7f0000000000), &(0x7f0000000040)={'syz', 0x3}, 0x0, 0x0, 0xffffffffffffffff) mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./dbg\x00', 0x1ff) sendmsg$kcm(0xffffffffffffffff, 0x0, 0x8800) mount(0x0, &(0x7f0000000000)='./dbg\x00', &(0x7f0000000040)='debugfs\x00', 0x0, 0x0) write(0xffffffffffffffff, &(0x7f00000000c0)='N\x00', 0x1) r0 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./dbg/failslab/times\x00', 0x1, 0x0) r1 = socket(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) bind$netlink(0xffffffffffffffff, &(0x7f0000000140)={0x10, 0x0, 0x0, 0x2ffffffff}, 0xc) r3 = socket$kcm(0x2d, 0x2, 0x0) ioctl$sock_kcm_SIOCKCMCLONE(r3, 0x89e2, &(0x7f0000000140)={r3}) ioctl$sock_SIOCGIFINDEX(r2, 0x8933, &(0x7f0000000000)={'lo\x00', 0x0}) sendmsg$nl_route_sched(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000780)={&(0x7f00000001c0)=@newqdisc={0x48, 0x24, 0xd0f, 0x0, 0x0, {0x60, 0x0, 0x0, r4, {}, {0xffff, 0xffff}}, [@qdisc_kind_options=@q_prio={{0x9}, {0x18, 0x2, {0x6, "00000631f4e3000000001500"}}}]}, 0x48}}, 0x0) setsockopt$XDP_RX_RING(0xffffffffffffffff, 0x11b, 0x2, &(0x7f0000000680)=0x1130581, 0x4) write(r0, &(0x7f0000000140)='1000\x00', 0x4) openat$kvm(0xffffffffffffff9c, &(0x7f0000000240), 0x0, 0x0) r5 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r5, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000001ac0)={&(0x7f0000000340)={0x14, 0x27, 0x1, 0x70bd2b, 0x25dfdbfe, {0xc}}, 0x14}}, 0x24000004) r6 = openat(0xffffffffffffff9c, &(0x7f0000000200)='./dbg/failslab/probability\x00', 0x1, 0x0) write(r6, &(0x7f0000000280)='1\x00', 0x1) unshare(0xa000400) write$binfmt_script(0xffffffffffffffff, &(0x7f0000000780)={'#! ', './file0', [], 0xa, "14369afd9845f99c94b94f5a16b48fe862b18b5b6606"}, 0x21) mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./config\x00', 0x1ff) mount(0x0, &(0x7f0000000200)='./config\x00', &(0x7f0000000300)='configfs\x00', 0x0, 0x0) mkdirat(0xffffffffffffff9c, &(0x7f0000000600)='./config/usb_gadget/g1\x00', 0x1ff) mkdirat(0xffffffffffffff9c, &(0x7f0000000800)='./config/usb_gadget/g1/functions/uvc.0\x00', 0x1ff) mkdirat(0xffffffffffffff9c, &(0x7f0000000b00)='./config/usb_gadget/g1/functions/uvc.0/streaming/color_matching/my_color2\x00', 0x1ff) openat(0xffffffffffffff9c, &(0x7f0000000c00)='./config/usb_gadget/g1/functions/uvc.0/streaming/color_matching/my_color2/bColorPrimaries\x00', 0x2, 0x0) [ 94.711514][ T149] Quota error (device loop0): write_blk: dqu[ 94.238138][ T5289] Bluetooth: hci0: command tx timeout [ 94.364800][ T5326] FAULT_INJECTION: forcing a failure. [ 94.364800][ T5326] name failslab, interval 1, probability 1, space 0, times 1000 [ 94.377217][ T4999] FAULT_INJECTION: forcing a failure. [ 94.377217][ T4999] name failslab, interval 1, probability 1, space 0, times 1000 [ 94.394202][ T149] ref_tracker: memory allocation failure, unreliable refcount tracker. [ 94.402984][ T4999] CPU: 0 UID: 0 PID: 4999 Comm: dhcpcd Not tainted syzkaller #0 PREEMPT(full) [ 94.403002][ T4999] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 94.403008][ T4999] Call Trace: [ 94.403013][ T4999] [ 94.403017][ T4999] dump_stack_lvl+0xe8/0x150 [ 94.403084][ T4999] should_fail_ex+0x40c/0x560 [ 94.403135][ T4999] should_failslab+0xa8/0x100 [ 94.403150][ T4999] kmem_cache_alloc_noprof+0xa6/0x5f0 [ 94.403163][ T4999] ? vm_area_dup+0x28/0x670 [ 94.403174][ T4999] ? vm_area_dup+0x28/0x670 [ 94.403188][ T4999] vm_area_dup+0x28/0x670 [ 94.403198][ T4999] ? dup_mmap+0x6bd/0x1d90 [ 94.403211][ T4999] dup_mmap+0x8a2/0x1d90 [ 94.403234][ T4999] ? __pfx_dup_mmap+0x10/0x10 [ 94.403244][ T4999] ? do_raw_spin_lock+0x12b/0x2f0 [ 94.403263][ T4999] ? copy_mm+0x10f/0x480 [ 94.403277][ T4999] ? copy_mm+0x10f/0x480 [ 94.403297][ T4999] copy_mm+0x11a/0x480 [ 94.403311][ T4999] ? copy_process+0xd3c/0x4390 [ 94.403322][ T4999] copy_process+0x1e3e/0x4390 [ 94.403340][ T4999] ? copy_process+0xd3c/0x4390 [ 94.403402][ T4999] ? __pfx_copy_process+0x10/0x10 [ 94.403426][ T4999] kernel_clone+0x2d7/0x940 [ 94.403441][ T4999] ? lockdep_hardirqs_on+0x7a/0x110 [ 94.403549][ T4999] ? __pfx_kernel_clone+0x10/0x10 [ 94.403575][ T4999] __x64_sys_clone+0x1b6/0x230 [ 94.403591][ T4999] ? __pfx___x64_sys_clone+0x10/0x10 [ 94.403613][ T4999] ? rcu_is_watching+0x15/0xb0 [ 94.403629][ T4999] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 94.403645][ T4999] do_syscall_64+0x174/0x580 [ 94.403655][ T4999] ? trace_irq_disable+0x3b/0x140 [ 94.403673][ T4999] ? clear_bhb_loop+0x40/0x90 [ 94.403686][ T4999] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 94.403696][ T4999] RIP: 0033:0x7f48613ae636 [ 94.403759][ T4999] Code: 89 df e8 6d e8 f6 ff 45 31 c0 31 d2 31 f6 64 48 8b 04 25 10 00 00 00 bf 11 00 20 01 4c 8d 90 d0 02 00 00 b8 38 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 52 89 c5 85 c0 75 31 64 48 8b 04 25 10 00 00 [ 94.403861][ T4999] RSP: 002b:00007ffcaa383ae0 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 94.403944][ T4999] RAX: ffffffffffffffda RBX: 00007ffcaa383ae8 RCX: 00007f48613ae636 [ 94.404000][ T4999] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000001200011 [ 94.404098][ T4999] RBP: 00007ffcaa3a4030 R08: 0000000000000000 R09: 0000000000000001 [ 94.404153][ T4999] R10: 00007f48612daa50 R11: 0000000000000246 R12: 00007ffcaa383c20 [ 94.404184][ T4999] R13: 0000000000000000 R14: 0000000000000000 R15: 000055a0e2b89ac0 [ 94.404202][ T4999] [ 94.503823][ T4999] FAULT_INJECTION: forcing a failure. [ 94.503823][ T4999] name failslab, interval 1, probability 1, space 0, times 997 [ 94.508312][ T4999] CPU: 0 UID: 0 PID: 4999 Comm: dhcpcd Not tainted syzkaller #0 PREEMPT(full) [ 94.508328][ T4999] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 94.508334][ T4999] Call Trace: [ 94.508340][ T4999] [ 94.508344][ T4999] dump_stack_lvl+0xe8/0x150 [ 94.508372][ T4999] should_fail_ex+0x40c/0x560 [ 94.508388][ T4999] should_failslab+0xa8/0x100 [ 94.508405][ T4999] kmem_cache_alloc_noprof+0xa6/0x5f0 [ 94.508418][ T4999] ? copy_mm+0xda/0x480 [ 94.508428][ T4999] ? copy_mm+0xda/0x480 [ 94.508443][ T4999] copy_mm+0xda/0x480 [ 94.508455][ T4999] ? copy_process+0xd3c/0x4390 [ 94.508465][ T4999] copy_process+0x1e3e/0x4390 [ 94.508482][ T4999] ? copy_process+0xd3c/0x4390 [ 94.508503][ T4999] ? __pfx_copy_process+0x10/0x10 [ 94.508523][ T4999] kernel_clone+0x2d7/0x940 [ 94.508540][ T4999] ? __pfx_kernel_clone+0x10/0x10 [ 94.508562][ T4999] __x64_sys_clone+0x1b6/0x230 [ 94.508572][ T4999] ? __pfx___x64_sys_clone+0x10/0x10 [ 94.508597][ T4999] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 94.508609][ T4999] do_syscall_64+0x174/0x580 [ 94.508621][ T4999] ? trace_irq_disable+0x3b/0x140 [ 94.508634][ T4999] ? clear_bhb_loop+0x40/0x90 [ 94.508647][ T4999] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 94.508658][ T4999] RIP: 0033:0x7f48613ae636 [ 94.508668][ T4999] Code: 89 df e8 6d e8 f6 ff 45 31 c0 31 d2 31 f6 64 48 8b 04 25 10 00 00 00 bf 11 00 20 01 4c 8d 90 d0 02 00 00 b8 38 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 52 89 c5 85 c0 75 31 64 48 8b 04 25 10 00 00 [ 94.508677][ T4999] RSP: 002b:00007ffcaa383ae0 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 94.508689][ T4999] RAX: ffffffffffffffda RBX: 00007ffcaa383ae8 RCX: 00007f48613ae636 [ 94.508696][ T4999] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000001200011 [ 94.508702][ T4999] RBP: 00007ffcaa3a4030 R08: 0000000000000000 R09: 0000000000000001 [ 94.508707][ T4999] R10: 00007f48612daa50 R11: 0000000000000246 R12: 00007ffcaa383c20 [ 94.508713][ T4999] R13: 0000000000000000 R14: 0000000000000000 R15: 000055a0e2b89ac0 [ 94.508729][ T4999] [ 94.511552][ T149] FAULT_INJECTION: forcing a failure. [ 94.511552][ T149] name failslab, interval 1, probability 1, space 0, times 996 [ 94.590396][ T149] CPU: 0 UID: 0 PID: 149 Comm: kworker/u4:5 Not tainted syzkaller #0 PREEMPT(full) [ 94.590414][ T149] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 94.590422][ T149] Workqueue: events_unbound nsim_dev_trap_report_work [ 94.590440][ T149] Call Trace: [ 94.590445][ T149] [ 94.590450][ T149] dump_stack_lvl+0xe8/0x150 [ 94.590470][ T149] should_fail_ex+0x40c/0x560 [ 94.590488][ T149] should_failslab+0xa8/0x100 [ 94.590504][ T149] kmem_cache_alloc_node_noprof+0xb3/0x610 [ 94.590516][ T149] ? local_lock_release+0x9c/0x160 [ 94.590533][ T149] ? __alloc_skb+0x1d7/0x7a0 [ 94.590546][ T149] ? __alloc_skb+0x1d7/0x7a0 [ 94.590566][ T149] __alloc_skb+0x1d7/0x7a0 [ 94.590584][ T149] nsim_dev_trap_report_work+0x25f/0xb40 [ 94.590607][ T149] ? process_scheduled_works+0xa20/0x14e0 [ 94.590621][ T149] process_scheduled_works+0xa8e/0x14e0 [ 94.590667][ T149] ? __pfx_process_scheduled_works+0x10/0x10 [ 94.590686][ T149] ? assign_work+0x3cf/0x5d0 [ 94.590702][ T149] worker_thread+0xa47/0xfb0 [ 94.590733][ T149] kthread+0x388/0x470 [ 94.590750][ T149] ? __pfx_worker_thread+0x10/0x10 [ 94.590763][ T149] ? __pfx_kthread+0x10/0x10 [ 94.590777][ T149] ret_from_fork+0x514/0xb70 [ 94.590800][ T149] ? __pfx_ret_from_fork+0x10/0x10 [ 94.590814][ T149] ? __switch_to+0xc89/0x1420 [ 94.590831][ T149] ? __pfx_kthread+0x10/0x10 [ 94.590845][ T149] ret_from_fork_asm+0x1a/0x30 [ 94.590866][ T149] [ 94.600228][ T41] FAULT_INJECTION: forcing a failure. [ 94.600228][ T41] name failslab, interval 1, probability 1, space 0, times 995 [ 94.600282][ T41] CPU: 0 UID: 0 PID: 41 Comm: kworker/u4:3 Not tainted syzkaller #0 PREEMPT(full) [ 94.600296][ T41] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 94.600304][ T41] Workqueue: ipv6_addrconf addrconf_dad_work [ 94.600323][ T41] Call Trace: [ 94.600328][ T41] [ 94.600333][ T41] dump_stack_lvl+0xe8/0x150 [ 94.600354][ T41] should_fail_ex+0x40c/0x560 [ 94.600371][ T41] should_failslab+0xa8/0x100 [ 94.600389][ T41] kmem_cache_alloc_node_noprof+0xb3/0x610 [ 94.600402][ T41] ? local_lock_release+0x9c/0x160 [ 94.600419][ T41] ? __alloc_skb+0x1d7/0x7a0 [ 94.600433][ T41] ? __alloc_skb+0x1d7/0x7a0 [ 94.600454][ T41] __alloc_skb+0x1d7/0x7a0 [ 94.600472][ T41] ? inet6_rt_notify+0xb4/0x470 [ 94.600489][ T41] inet6_rt_notify+0x170/0x470 [ 94.600511][ T41] fib6_add_rt2node+0x1858/0x3940 [ 94.600535][ T41] ? trace_kmem_cache_alloc+0x29/0xe0 [ 94.600550][ T41] ? kmem_cache_alloc_noprof+0x308/0x5f0 [ 94.600562][ T41] ? kmem_cache_alloc_noprof+0x150/0x5f0 [ 94.600573][ T41] ? fib6_add_1+0x9fe/0x13e0 [ 94.600586][ T41] ? fib6_add_1+0x9fe/0x13e0 [ 94.600624][ T41] ? __pfx_fib6_add_rt2node+0x10/0x10 [ 94.600642][ T41] ? fib6_add_1+0xfb2/0x13e0 [ 94.600667][ T41] fib6_add+0x952/0x1930 [ 94.600689][ T41] ? __pfx_fib6_add+0x10/0x10 [ 94.600705][ T41] ? consume_skb+0x89/0xb0 [ 94.600723][ T41] ? ip6_ins_rt+0xc0/0x140 [ 94.600744][ T41] ip6_ins_rt+0xd6/0x140 [ 94.600758][ T41] ? __pfx_ip6_ins_rt+0x10/0x10 [ 94.600774][ T41] ? nlmsg_notify+0xe3/0x1a0 [ 94.600783][ T41] ? nlmsg_notify+0x142/0x1a0 [ 94.600795][ T41] __ipv6_ifa_notify+0x4e8/0xc60 [ 94.600814][ T41] ? __pfx___ipv6_ifa_notify+0x10/0x10 [ 94.600832][ T41] ? __cancel_work+0x17f/0x230 [ 94.600846][ T41] ? lockdep_hardirqs_on+0x7a/0x110 [ 94.600864][ T41] addrconf_dad_completed+0x1a1/0xe60 [ 94.600880][ T41] ? __pfx_addrconf_dad_completed+0x10/0x10 [ 94.600892][ T41] ? addrconf_dad_work+0xe57/0x15c0 [ 94.600906][ T41] ? __local_bh_enable_ip+0xd0/0x130 [ 94.600923][ T41] addrconf_dad_work+0xcf8/0x15c0 [ 94.600944][ T41] ? __pfx_addrconf_dad_work+0x10/0x10 [ 94.600958][ T41] ? process_scheduled_works+0xa20/0x14e0 [ 94.600975][ T41] ? rcu_is_watching+0x15/0xb0 [ 94.600989][ T41] ? process_scheduled_works+0xa20/0x14e0 [ 94.601002][ T41] process_scheduled_works+0xa8e/0x14e0 [ 94.601034][ T41] ? __pfx_process_scheduled_works+0x10/0x10 [ 94.601052][ T41] ? assign_work+0x3cf/0x5d0 [ 94.601068][ T41] worker_thread+0xa47/0xfb0 [ 94.601092][ T41] ? __kthread_parkme+0x71/0x1f0 [ 94.601110][ T41] kthread+0x388/0x470 [ 94.601125][ T41] ? __pfx_worker_thread+0x10/0x10 [ 94.601136][ T41] ? __pfx_kthread+0x10/0x10 [ 94.601151][ T41] ret_from_fork+0x514/0xb70 [ 94.601170][ T41] ? __pfx_ret_from_fork+0x10/0x10 [ 94.601186][ T41] ? __switch_to+0xc89/0x1420 [ 94.601202][ T41] ? __pfx_kthread+0x10/0x10 [ 94.601217][ T41] ret_from_fork_asm+0x1a/0x30 [ 94.601238][ T41] [ 94.615588][ T41] FAULT_INJECTION: forcing a failure. [ 94.615588][ T41] name failslab, interval 1, probability 1, space 0, times 993 [ 94.615656][ T41] CPU: 0 UID: 0 PID: 41 Comm: kworker/u4:3 Not tainted syzkaller #0 PREEMPT(full) [ 94.615669][ T41] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 94.615677][ T41] Workqueue: ipv6_addrconf addrconf_dad_work [ 94.615699][ T41] Call Trace: [ 94.615704][ T41] [ 94.615709][ T41] dump_stack_lvl+0xe8/0x150 [ 94.615774][ T41] should_fail_ex+0x40c/0x560 [ 94.615791][ T41] should_failslab+0xa8/0x100 [ 94.615806][ T41] ? __pfx_ip6_dst_gc+0x10/0x10 [ 94.615819][ T41] kmem_cache_alloc_noprof+0xa6/0x5f0 [ 94.615834][ T41] ? dst_alloc+0x105/0x170 [ 94.615847][ T41] ? dst_alloc+0x105/0x170 [ 94.615862][ T41] ? __pfx_ip6_dst_gc+0x10/0x10 [ 94.615875][ T41] dst_alloc+0x105/0x170 [ 94.615891][ T41] icmp6_dst_alloc+0x72/0x430 [ 94.615910][ T41] mld_sendpack+0x697/0xe10 [ 94.615935][ T41] ? mld_sendpack+0x206/0xe10 [ 94.615950][ T41] ? __pfx_mld_sendpack+0x10/0x10 [ 94.615976][ T41] ? mld_send_initial_cr+0x352/0x550 [ 94.615992][ T41] ipv6_mc_dad_complete+0x87/0x410 [ 94.616009][ T41] addrconf_dad_completed+0x8af/0xe60 [ 94.616028][ T41] ? __pfx_addrconf_dad_completed+0x10/0x10 [ 94.616041][ T41] ? addrconf_dad_work+0xe57/0x15c0 [ 94.616058][ T41] ? __local_bh_enable_ip+0xd0/0x130 [ 94.616075][ T41] addrconf_dad_work+0xcf8/0x15c0 [ 94.616096][ T41] ? __pfx_addrconf_dad_work+0x10/0x10 [ 94.616111][ T41] ? process_scheduled_works+0xa20/0x14e0 [ 94.616130][ T41] ? rcu_is_watching+0x15/0xb0 [ 94.616144][ T41] ? process_scheduled_works+0xa20/0x14e0 [ 94.616157][ T41] process_scheduled_works+0xa8e/0x14e0 [ 94.616191][ T41] ? __pfx_process_scheduled_works+0x10/0x10 [ 94.616209][ T41] ? assign_work+0x3cf/0x5d0 [ 94.616227][ T41] worker_thread+0xa47/0xfb0 [ 94.616250][ T41] ? __kthread_parkme+0x71/0x1f0 [ 94.616272][ T41] kthread+0x388/0x470 [ 94.616289][ T41] ? __pfx_worker_thread+0x10/0x10 [ 94.616301][ T41] ? __pfx_kthread+0x10/0x10 [ 94.616319][ T41] ret_from_fork+0x514/0xb70 [ 94.616339][ T41] ? __pfx_ret_from_fork+0x10/0x10 [ 94.616356][ T41] ? __switch_to+0xc89/0x1420 [ 94.616373][ T41] ? __pfx_kthread+0x10/0x10 [ 94.616391][ T41] ret_from_fork_asm+0x1a/0x30 [ 94.616414][ T41] [ 94.623419][ T4999] FAULT_INJECTION: forcing a failure. [ 94.623419][ T4999] name failslab, interval 1, probability 1, space 0, times 992 [ 94.623461][ T4999] CPU: 0 UID: 0 PID: 4999 Comm: dhcpcd Not tainted syzkaller #0 PREEMPT(full) [ 94.623474][ T4999] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 94.623481][ T4999] Call Trace: [ 94.623487][ T4999] [ 94.623492][ T4999] dump_stack_lvl+0xe8/0x150 [ 94.623513][ T4999] should_fail_ex+0x40c/0x560 [ 94.623527][ T4999] should_failslab+0xa8/0x100 [ 94.623544][ T4999] kmem_cache_alloc_noprof+0xa6/0x5f0 [ 94.623557][ T4999] ? kmem_cache_alloc_noprof+0x150/0x5f0 [ 94.623568][ T4999] ? anon_vma_clone+0x3e7/0x9e0 [ 94.623579][ T4999] ? anon_vma_clone+0x3e7/0x9e0 [ 94.623595][ T4999] anon_vma_clone+0x3e7/0x9e0 [ 94.623614][ T4999] anon_vma_fork+0x177/0x540 [ 94.623630][ T4999] ? dup_mmap+0x89a/0x1d90 [ 94.623643][ T4999] dup_mmap+0x970/0x1d90 [ 94.623669][ T4999] ? __pfx_dup_mmap+0x10/0x10 [ 94.623680][ T4999] ? do_raw_spin_lock+0x12b/0x2f0 [ 94.623703][ T4999] ? copy_mm+0x10f/0x480 [ 94.623717][ T4999] ? copy_mm+0x10f/0x480 [ 94.623769][ T4999] copy_mm+0x11a/0x480 [ 94.623786][ T4999] ? copy_process+0xd3c/0x4390 [ 94.623798][ T4999] copy_process+0x1e3e/0x4390 [ 94.623818][ T4999] ? copy_process+0xd3c/0x4390 [ 94.623842][ T4999] ? __pfx_copy_process+0x10/0x10 [ 94.623864][ T4999] kernel_clone+0x2d7/0x940 [ 94.623882][ T4999] ? __pfx_kernel_clone+0x10/0x10 [ 94.623926][ T4999] __x64_sys_clone+0x1b6/0x230 [ 94.623945][ T4999] ? __pfx___x64_sys_clone+0x10/0x10 [ 94.623978][ T4999] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 94.623991][ T4999] do_syscall_64+0x174/0x580 [ 94.624004][ T4999] ? trace_irq_disable+0x3b/0x140 [ 94.624019][ T4999] ? clear_bhb_loop+0x40/0x90 [ 94.624033][ T4999] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 94.624045][ T4999] RIP: 0033:0x7f48613ae636 [ 94.624057][ T4999] Code: 89 df e8 6d e8 f6 ff 45 31 c0 31 d2 31 f6 64 48 8b 04 25 10 00 00 00 bf 11 00 20 01 4c 8d 90 d0 02 00 00 b8 38 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 52 89 c5 85 c0 75 31 64 48 8b 04 25 10 00 00 [ 94.624066][ T4999] RSP: 002b:00007ffcaa383ae0 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 94.624079][ T4999] RAX: ffffffffffffffda RBX: 00007ffcaa383ae8 RCX: 00007f48613ae636 [ 94.624087][ T4999] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000001200011 [ 94.624093][ T4999] RBP: 00007ffcaa3a4030 R08: 0000000000000000 R09: 0000000000000001 [ 94.624101][ T4999] R10: 00007f48612daa50 R11: 0000000000000246 R12: 00007ffcaa383c20 [ 94.624108][ T4999] R13: 0000000000000000 R14: 0000000000000000 R15: 000055a0e2b89ac0 [ 94.624126][ T4999] [ 94.643157][ T41] FAULT_INJECTION: forcing a failure. [ 94.643157][ T41] name failslab, interval 1, probability 1, space 0, times 989 [ 94.643212][ T41] CPU: 0 UID: 0 PID: 41 Comm: kworker/u4:3 Not tainted syzkaller #0 PREEMPT(full) [ 94.643245][ T41] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 94.643253][ T41] Workqueue: ipv6_addrconf addrconf_dad_work [ 94.643273][ T41] Call Trace: [ 94.643278][ T41] [ 94.643283][ T41] dump_stack_lvl+0xe8/0x150 [ 94.643304][ T41] should_fail_ex+0x40c/0x560 [ 94.643322][ T41] should_failslab+0xa8/0x100 [ 94.643340][ T41] kmem_cache_alloc_node_noprof+0xb3/0x610 [ 94.643353][ T41] ? local_lock_release+0x9c/0x160 [ 94.643371][ T41] ? __alloc_skb+0x1d7/0x7a0 [ 94.643386][ T41] ? __alloc_skb+0x1d7/0x7a0 [ 94.643416][ T41] __alloc_skb+0x1d7/0x7a0 [ 94.643436][ T41] mld_newpack+0x165/0xcb0 [ 94.643459][ T41] ? __pfx_mld_newpack+0x10/0x10 [ 94.643474][ T41] ? trace_contention_end+0x3d/0x140 [ 94.643488][ T41] ? __mutex_lock+0x30d/0x1550 [ 94.643508][ T41] add_grec+0x119f/0x19d0 [ 94.643526][ T41] ? __pfx___mutex_lock+0x10/0x10 [ 94.643551][ T41] mld_send_initial_cr+0x288/0x550 [ 94.643568][ T41] ipv6_mc_dad_complete+0x87/0x410 [ 94.643584][ T41] addrconf_dad_completed+0x8af/0xe60 [ 94.643603][ T41] ? __pfx_addrconf_dad_completed+0x10/0x10 [ 94.643617][ T41] ? addrconf_dad_work+0xe57/0x15c0 [ 94.643634][ T41] ? __local_bh_enable_ip+0xd0/0x130 [ 94.643652][ T41] addrconf_dad_work+0xcf8/0x15c0 [ 94.643673][ T41] ? __pfx_addrconf_dad_work+0x10/0x10 [ 94.643688][ T41] ? process_scheduled_works+0xa20/0x14e0 [ 94.643707][ T41] ? rcu_is_watching+0x15/0xb0 [ 94.643721][ T41] ? process_scheduled_works+0xa20/0x14e0 [ 94.643765][ T41] process_scheduled_works+0xa8e/0x14e0 [ 94.643799][ T41] ? __pfx_process_scheduled_works+0x10/0x10 [ 94.643817][ T41] ? assign_work+0x3cf/0x5d0 [ 94.643834][ T41] worker_thread+0xa47/0xfb0 [ 94.643858][ T41] ? __kthread_parkme+0x71/0x1f0 [ 94.643881][ T41] kthread+0x388/0x470 [ 94.643898][ T41] ? __pfx_worker_thread+0x10/0x10 [ 94.643910][ T41] ? __pfx_kthread+0x10/0x10 [ 94.643927][ T41] ret_from_fork+0x514/0xb70 [ 94.643948][ T41] ? __pfx_ret_from_fork+0x10/0x10 [ 94.643965][ T41] ? __switch_to+0xc89/0x1420 [ 94.643982][ T41] ? __pfx_kthread+0x10/0x10 [ 94.644000][ T41] ret_from_fork_asm+0x1a/0x30 [ 94.644023][ T41] [ 94.648139][ C0] FAULT_INJECTION: forcing a failure. [ 94.648139][ C0] name failslab, interval 1, probability 1, space 0, times 987 [ 94.648191][ C0] CPU: 0 UID: 0 PID: 41 Comm: kworker/u4:3 Not tainted syzkaller #0 PREEMPT(full) [ 94.648206][ C0] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 94.648212][ C0] Workqueue: ipv6_addrconf addrconf_dad_work [ 94.648232][ C0] Call Trace: [ 94.648237][ C0] [ 94.648242][ C0] dump_stack_lvl+0xe8/0x150 [ 94.648260][ C0] should_fail_ex+0x40c/0x560 [ 94.648276][ C0] should_failslab+0xa8/0x100 [ 94.648292][ C0] kmem_cache_alloc_noprof+0xa6/0x5f0 [ 94.648306][ C0] ? skb_clone+0x212/0x3a0 [ 94.648318][ C0] ? skb_clone+0x212/0x3a0 [ 94.648333][ C0] skb_clone+0x212/0x3a0 [ 94.648343][ C0] ? macvlan_handle_frame+0xa0b/0x1360 [ 94.648359][ C0] macvlan_handle_frame+0xa22/0x1360 [ 94.648377][ C0] ? __pfx_macvlan_handle_frame+0x10/0x10 [ 94.648390][ C0] __netif_receive_skb_core+0x989/0x30b0 [ 94.648431][ C0] ? stack_depot_save_flags+0x33/0x800 [ 94.648448][ C0] ? __pfx___netif_receive_skb_core+0x10/0x10 [ 94.648462][ C0] ? kasan_save_track+0x4f/0x80 [ 94.648474][ C0] ? kasan_save_track+0x3e/0x80 [ 94.648485][ C0] ? kasan_save_free_info+0x40/0x50 [ 94.648495][ C0] ? __kasan_slab_free+0x5c/0x80 [ 94.648507][ C0] ? kmem_cache_free+0x182/0x650 [ 94.648520][ C0] ? rcu_core+0x78b/0x10a0 [ 94.648534][ C0] ? handle_softirqs+0x225/0x840 [ 94.648547][ C0] ? __irq_exit_rcu+0xca/0x220 [ 94.648560][ C0] ? irq_exit_rcu+0x9/0x30 [ 94.648571][ C0] ? sysvec_apic_timer_interrupt+0xa6/0xc0 [ 94.648587][ C0] ? process_backlog+0x3c3/0x1860 [ 94.648600][ C0] ? lock_acquire+0x106/0x350 [ 94.648614][ C0] ? process_backlog+0x3c3/0x1860 [ 94.648633][ C0] ? process_backlog+0x3c3/0x1860 [ 94.648646][ C0] ? process_backlog+0x3c3/0x1860 [ 94.648663][ C0] process_backlog+0x706/0x1860 [ 94.648681][ C0] ? process_backlog+0x3c3/0x1860 [ 94.648694][ C0] ? __lock_acquire+0x683/0x2cf0 [ 94.648717][ C0] __napi_poll+0xaa/0x330 [ 94.648734][ C0] net_rx_action+0x61d/0xf50 [ 94.648762][ C0] ? __pfx_net_rx_action+0x10/0x10 [ 94.648784][ C0] ? hrtimer_interrupt+0x7de/0x910 [ 94.648806][ C0] handle_softirqs+0x225/0x840 [ 94.648822][ C0] ? do_softirq+0x76/0xd0 [ 94.648838][ C0] ? __dev_queue_xmit+0x29b/0x3820 [ 94.648851][ C0] do_softirq+0x76/0xd0 [ 94.648864][ C0] [ 94.648868][ C0] [ 94.648872][ C0] __local_bh_enable_ip+0xf8/0x130 [ 94.648885][ C0] ? __dev_queue_xmit+0x29b/0x3820 [ 94.648896][ C0] __dev_queue_xmit+0x1edc/0x3820 [ 94.648916][ C0] ? __dev_queue_xmit+0x29b/0x3820 [ 94.648930][ C0] ? __pfx_mroute6_is_socket+0x10/0x10 [ 94.648945][ C0] ? ipv6_chk_mcast_addr+0x2e/0x860 [ 94.648960][ C0] ? __pfx___dev_queue_xmit+0x10/0x10 [ 94.648974][ C0] ? ip6_finish_output+0x292/0x770 [ 94.648989][ C0] ? ip6_finish_output+0x292/0x770 [ 94.649007][ C0] ? ip6_finish_output2+0xb02/0x13c0 [ 94.649024][ C0] ? __asan_memcpy+0x40/0x70 [ 94.649037][ C0] ? ip6_finish_output2+0xd41/0x13c0 [ 94.649060][ C0] ip6_finish_output+0x292/0x770 [ 94.649075][ C0] ? ip6_output+0x11e/0x540 [ 94.649090][ C0] ip6_output+0x337/0x540 [ 94.649105][ C0] ? __pfx_ip6_output+0x10/0x10 [ 94.649120][ C0] NF_HOOK+0x177/0x4f0 [ 94.649136][ C0] ? __pfx_NF_HOOK+0x10/0x10 [ 94.649149][ C0] ? icmp6_dst_alloc+0x39b/0x430 [ 94.649166][ C0] ? __pfx_dst_output+0x10/0x10 [ 94.649179][ C0] ? __local_bh_enable_ip+0xd0/0x130 [ 94.649194][ C0] ? icmp6_dst_alloc+0x39b/0x430 [ 94.649208][ C0] ? icmp6_dst_alloc+0x39b/0x430 [ 94.649225][ C0] mld_sendpack+0x890/0xe10 [ 94.649247][ C0] ? mld_sendpack+0x206/0xe10 [ 94.649262][ C0] ? __pfx_mld_sendpack+0x10/0x10 [ 94.649286][ C0] ? mld_send_initial_cr+0x352/0x550 [ 94.649301][ C0] ipv6_mc_dad_complete+0x87/0x410 [ 94.649317][ C0] addrconf_dad_completed+0x8af/0xe60 [ 94.649335][ C0] ? __pfx_addrconf_dad_completed+0x10/0x10 [ 94.649346][ C0] ? addrconf_dad_work+0xe57/0x15c0 [ 94.649362][ C0] ? __local_bh_enable_ip+0xd0/0x130 [ 94.649378][ C0] addrconf_dad_work+0xcf8/0x15c0 [ 94.649397][ C0] ? __pfx_addrconf_dad_work+0x10/0x10 [ 94.649411][ C0] ? process_scheduled_works+0xa20/0x14e0 [ 94.649429][ C0] ? rcu_is_watching+0x15/0xb0 [ 94.649442][ C0] ? process_scheduled_works+0xa20/0x14e0 [ 94.649455][ C0] process_scheduled_works+0xa8e/0x14e0 [ 94.649484][ C0] ? __pfx_process_scheduled_works+0x10/0x10 [ 94.649502][ C0] ? assign_work+0x3cf/0x5d0 [ 94.649519][ C0] worker_thread+0xa47/0xfb0 [ 94.649541][ C0] ? __kthread_parkme+0x71/0x1f0 [ 94.649561][ C0] kthread+0x388/0x470 [ 94.649578][ C0] ? __pfx_worker_thread+0x10/0x10 [ 94.649590][ C0] ? __pfx_kthread+0x10/0x10 [ 94.649606][ C0] ret_from_fork+0x514/0xb70 [ 94.649624][ C0] ? __pfx_ret_from_fork+0x10/0x10 [ 94.649640][ C0] ? __switch_to+0xc89/0x1420 [ 94.649656][ C0] ? __pfx_kthread+0x10/0x10 [ 94.649673][ C0] ret_from_fork_asm+0x1a/0x30 [ 94.649694][ C0] [ 94.659234][ T4692] FAULT_INJECTION: forcing a failure. [ 94.659234][ T4692] name failslab, interval 1, probability 1, space 0, times 986 [ 94.659260][ T4692] CPU: 0 UID: 0 PID: 4692 Comm: klogd Not tainted syzkaller #0 PREEMPT(full) [ 94.659273][ T4692] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 94.659279][ T4692] Call Trace: [ 94.659284][ T4692] [ 94.659290][ T4692] dump_stack_lvl+0xe8/0x150 [ 94.659311][ T4692] should_fail_ex+0x40c/0x560 [ 94.659327][ T4692] should_failslab+0xa8/0x100 [ 94.659345][ T4692] kmem_cache_alloc_node_noprof+0xb3/0x610 [ 94.659358][ T4692] ? local_lock_release+0x9c/0x160 [ 94.659374][ T4692] ? __alloc_skb+0x1d7/0x7a0 [ 94.659388][ T4692] ? __alloc_skb+0x1d7/0x7a0 [ 94.659416][ T4692] __alloc_skb+0x1d7/0x7a0 [ 94.659435][ T4692] alloc_skb_with_frags+0xc6/0x760 [ 94.659453][ T4692] ? irqentry_exit+0x218/0x8f0 [ 94.659466][ T4692] ? lockdep_hardirqs_on+0x7a/0x110 [ 94.659480][ T4692] sock_alloc_send_pskb+0x878/0x990 [ 94.659504][ T4692] ? __pfx_sock_alloc_send_pskb+0x10/0x10 [ 94.659518][ T4692] ? sock_def_readable+0xae/0x550 [ 94.659535][ T4692] ? bpf_lsm_socket_getpeersec_dgram+0x9/0x20 [ 94.659549][ T4692] unix_dgram_sendmsg+0x4fe/0x1870 [ 94.659576][ T4692] ? __pfx_unix_dgram_sendmsg+0x10/0x10 [ 94.659593][ T4692] ? aa_sock_msg_perm+0xda/0x1b0 [ 94.659613][ T4692] ? __pfx_unix_dgram_sendmsg+0x10/0x10 [ 94.659626][ T4692] sock_sendmsg_nosec+0x13a/0x180 [ 94.659642][ T4692] __sys_sendto+0x408/0x5a0 [ 94.659658][ T4692] ? bpf_lsm_capable+0x9/0x20 [ 94.659674][ T4692] ? __pfx___sys_sendto+0x10/0x10 [ 94.659706][ T4692] ? rcu_is_watching+0x15/0xb0 [ 94.659759][ T4692] __x64_sys_sendto+0xde/0x100 [ 94.659777][ T4692] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 94.659791][ T4692] do_syscall_64+0x174/0x580 [ 94.659805][ T4692] ? clear_bhb_loop+0x40/0x90 [ 94.659819][ T4692] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 94.659831][ T4692] RIP: 0033:0x7fd5dc57a407 [ 94.659842][ T4692] 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 [ 94.659851][ T4692] RSP: 002b:00007ffc06e97d50 EFLAGS: 00000202 ORIG_RAX: 000000000000002c [ 94.659883][ T4692] RAX: ffffffffffffffda RBX: 00007fd5dc42ac80 RCX: 00007fd5dc57a407 [ 94.659891][ T4692] RDX: 0000000000000048 RSI: 00007ffc06e97e90 RDI: 0000000000000003 [ 94.659898][ T4692] RBP: 00007ffc06e982c0 R08: 0000000000000000 R09: 0000000000000000 [ 94.659905][ T4692] R10: 0000000000004000 R11: 0000000000000202 R12: 00007ffc06e982d8 [ 94.659911][ T4692] R13: 00007ffc06e97e90 R14: 000000000000002d R15: 00007ffc06e97e90 [ 94.659930][ T4692] [ 94.683148][ T41] FAULT_INJECTION: forcing a failure. [ 94.683148][ T41] name failslab, interval 1, probability 1, space 0, times 983 [ 94.683191][ T41] CPU: 0 UID: 0 PID: 41 Comm: kworker/u4:3 Not tainted syzkaller #0 PREEMPT(full) [ 94.683204][ T41] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 94.683212][ T41] Workqueue: events_unbound cfg80211_wiphy_work [ 94.683295][ T41] Call Trace: [ 94.683300][ T41] [ 94.683306][ T41] dump_stack_lvl+0xe8/0x150 [ 94.683326][ T41] should_fail_ex+0x40c/0x560 [ 94.683342][ T41] should_failslab+0xa8/0x100 [ 94.683360][ T41] __kmalloc_noprof+0xfe/0x720 [ 94.683375][ T41] ? cfg80211_inform_single_bss_data+0x990/0x1be0 [ 94.683390][ T41] ? cfg80211_inform_single_bss_data+0x990/0x1be0 [ 94.683408][ T41] cfg80211_inform_single_bss_data+0x990/0x1be0 [ 94.683430][ T41] ? __pfx_cfg80211_inform_single_bss_data+0x10/0x10 [ 94.683462][ T41] ? _ieee802_11_parse_elems_full+0x2c0/0x4950 [ 94.683478][ T41] ? cfg80211_inform_bss_data+0x248/0x3d50 [ 94.683495][ T41] cfg80211_inform_bss_data+0x25b/0x3d50 [ 94.683528][ T41] ? __pfx_cfg80211_inform_bss_data+0x10/0x10 [ 94.683567][ T41] ? __lock_acquire+0x683/0x2cf0 [ 94.683595][ T41] ? cfg80211_defragment_element+0x3e/0x360 [ 94.683614][ T41] ? ieee80211_bss_info_update+0x30f/0xa50 [ 94.683631][ T41] cfg80211_inform_bss_frame_data+0x3c7/0x840 [ 94.683650][ T41] ? ieee80211_bss_info_update+0x30f/0xa50 [ 94.683667][ T41] ieee80211_bss_info_update+0x791/0xa50 [ 94.683685][ T41] ? __pfx_ieee80211_bss_info_update+0x10/0x10 [ 94.683697][ T41] ? sta_info_get+0x4f/0x300 [ 94.683719][ T41] ? ieee80211_ibss_rx_queued_mgmt+0xf15/0x2c40 [ 94.683772][ T41] ieee80211_ibss_rx_queued_mgmt+0x1ce3/0x2c40 [ 94.683798][ T41] ? ieee80211_ibss_rx_queued_mgmt+0xf15/0x2c40 [ 94.683810][ T41] ? __lock_acquire+0x683/0x2cf0 [ 94.683827][ T41] ? __pfx_ieee80211_ibss_rx_queued_mgmt+0x10/0x10 [ 94.683841][ T41] ? __mutex_trylock_common+0x15f/0x270 [ 94.683856][ T41] ? __pfx___mutex_trylock_common+0x10/0x10 [ 94.683871][ T41] ? __lock_acquire+0x683/0x2cf0 [ 94.683892][ T41] ? do_raw_spin_lock+0x12b/0x2f0 [ 94.683914][ T41] ? kcov_remote_start+0x181/0x790 [ 94.683935][ T41] ieee80211_iface_work+0x78a/0x1010 [ 94.683957][ T41] cfg80211_wiphy_work+0x29e/0x420 [ 94.683977][ T41] ? process_scheduled_works+0xa20/0x14e0 [ 94.683992][ T41] process_scheduled_works+0xa8e/0x14e0 [ 94.684023][ T41] ? __pfx_process_scheduled_works+0x10/0x10 [ 94.684042][ T41] ? assign_work+0x3cf/0x5d0 [ 94.684059][ T41] worker_thread+0xa47/0xfb0 [ 94.684083][ T41] ? __kthread_parkme+0x71/0x1f0 [ 94.684105][ T41] kthread+0x388/0x470 [ 94.684121][ T41] ? __pfx_worker_thread+0x10/0x10 [ 94.684134][ T41] ? __pfx_kthread+0x10/0x10 [ 94.684150][ T41] ret_from_fork+0x514/0xb70 [ 94.684169][ T41] ? __pfx_ret_from_fork+0x10/0x10 [ 94.684186][ T41] ? __switch_to+0xc89/0x1420 [ 94.684202][ T41] ? __pfx_kthread+0x10/0x10 [ 94.684219][ T41] ret_from_fork_asm+0x1a/0x30 [ 94.684241][ T41] [ 94.689217][ T41] FAULT_INJECTION: forcing a failure. [ 94.689217][ T41] name failslab, interval 1, probability 1, space 0, times 982 [ 94.689260][ T41] CPU: 0 UID: 0 PID: 41 Comm: kworker/u4:3 Not tainted syzkaller #0 PREEMPT(full) [ 94.689274][ T41] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 94.689281][ T41] Workqueue: ipv6_addrconf addrconf_dad_work [ 94.689300][ T41] Call Trace: [ 94.689305][ T41] [ 94.689311][ T41] dump_stack_lvl+0xe8/0x150 [ 94.689333][ T41] should_fail_ex+0x40c/0x560 [ 94.689350][ T41] should_failslab+0xa8/0x100 [ 94.689366][ T41] ? __pfx_ip6_dst_gc+0x10/0x10 [ 94.689379][ T41] kmem_cache_alloc_noprof+0xa6/0x5f0 [ 94.689393][ T41] ? dst_alloc+0x105/0x170 [ 94.689414][ T41] ? dst_alloc+0x105/0x170 [ 94.689429][ T41] ? __pfx_ip6_dst_gc+0x10/0x10 [ 94.689442][ T41] dst_alloc+0x105/0x170 [ 94.689458][ T41] icmp6_dst_alloc+0x72/0x430 [ 94.689477][ T41] ndisc_send_skb+0x42f/0x1650 [ 94.689489][ T41] ? kmem_cache_alloc_node_noprof+0x161/0x610 [ 94.689503][ T41] ? rcu_is_watching+0x15/0xb0 [ 94.689515][ T41] ? ndisc_send_skb+0x203/0x1650 [ 94.689532][ T41] ? __pfx_ndisc_send_skb+0x10/0x10 [ 94.689543][ T41] ? ndisc_alloc_skb+0x1a6/0x480 [ 94.689573][ T41] addrconf_dad_completed+0x911/0xe60 [ 94.689592][ T41] ? __pfx_addrconf_dad_completed+0x10/0x10 [ 94.689605][ T41] ? addrconf_dad_work+0xe57/0x15c0 [ 94.689621][ T41] ? __local_bh_enable_ip+0xd0/0x130 [ 94.689640][ T41] addrconf_dad_work+0xcf8/0x15c0 [ 94.689660][ T41] ? __pfx_addrconf_dad_work+0x10/0x10 [ 94.689675][ T41] ? process_scheduled_works+0xa20/0x14e0 [ 94.689693][ T41] ? rcu_is_watching+0x15/0xb0 [ 94.689706][ T41] ? process_scheduled_works+0xa20/0x14e0 [ 94.689719][ T41] process_scheduled_works+0xa8e/0x14e0 [ 94.689757][ T41] ? __pfx_process_scheduled_works+0x10/0x10 [ 94.689775][ T41] ? assign_work+0x3cf/0x5d0 [ 94.689793][ T41] worker_thread+0xa47/0xfb0 [ 94.689816][ T41] ? __kthread_parkme+0x71/0x1f0 [ 94.689838][ T41] kthread+0x388/0x470 [ 94.689854][ T41] ? __pfx_worker_thread+0x10/0x10 [ 94.689867][ T41] ? __pfx_kthread+0x10/0x10 [ 94.689885][ T41] ret_from_fork+0x514/0xb70 [ 94.689904][ T41] ? __pfx_ret_from_fork+0x10/0x10 [ 94.689920][ T41] ? __switch_to+0xc89/0x1420 [ 94.689938][ T41] ? __pfx_kthread+0x10/0x10 [ 94.689955][ T41] ret_from_fork_asm+0x1a/0x30 [ 94.689978][ T41] [ 94.698814][ T5324] FAULT_INJECTION: forcing a failure. [ 94.698814][ T5324] name failslab, interval 1, probability 1, space 0, times 981 [ 94.698859][ T5324] CPU: 0 UID: 0 PID: 5324 Comm: kworker/0:6 Not tainted syzkaller #0 PREEMPT(full) [ 94.698872][ T5324] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 94.698880][ T5324] Workqueue: mld mld_dad_work [ 94.698899][ T5324] Call Trace: [ 94.698904][ T5324] [ 94.698910][ T5324] dump_stack_lvl+0xe8/0x150 [ 94.698928][ T5324] should_fail_ex+0x40c/0x560 [ 94.698945][ T5324] should_failslab+0xa8/0x100 [ 94.698963][ T5324] __kmalloc_cache_noprof+0xa8/0x660 [ 94.698979][ T5324] ? dst_cow_metrics_generic+0x56/0x1c0 [ 94.698991][ T5324] ? dst_cow_metrics_generic+0x56/0x1c0 [ 94.699009][ T5324] dst_cow_metrics_generic+0x56/0x1c0 [ 94.699024][ T5324] icmp6_dst_alloc+0x265/0x430 [ 94.699041][ T5324] mld_sendpack+0x697/0xe10 [ 94.699065][ T5324] ? mld_sendpack+0x206/0xe10 [ 94.699079][ T5324] ? __pfx_mld_sendpack+0x10/0x10 [ 94.699103][ T5324] ? mld_send_initial_cr+0x352/0x550 [ 94.699119][ T5324] mld_dad_work+0x3d/0x480 [ 94.699134][ T5324] ? process_scheduled_works+0xa20/0x14e0 [ 94.699147][ T5324] process_scheduled_works+0xa8e/0x14e0 [ 94.699180][ T5324] ? __pfx_process_scheduled_works+0x10/0x10 [ 94.699197][ T5324] ? assign_work+0x3cf/0x5d0 [ 94.699214][ T5324] worker_thread+0xa47/0xfb0 [ 94.699235][ T5324] ? __kthread_parkme+0x71/0x1f0 [ 94.699257][ T5324] kthread+0x388/0x470 [ 94.699273][ T5324] ? __pfx_worker_thread+0x10/0x10 [ 94.699285][ T5324] ? __pfx_kthread+0x10/0x10 [ 94.699303][ T5324] ret_from_fork+0x514/0xb70 [ 94.699322][ T5324] ? __pfx_ret_from_fork+0x10/0x10 [ 94.699338][ T5324] ? __switch_to+0xc89/0x1420 [ 94.699355][ T5324] ? __pfx_kthread+0x10/0x10 [ 94.699372][ T5324] ret_from_fork_asm+0x1a/0x30 [ 94.699394][ T5324] [ 94.704900][ T4692] FAULT_INJECTION: forcing a failure. [ 94.704900][ T4692] name failslab, interval 1, probability 1, space 0, times 980 [ 94.704923][ T4692] CPU: 0 UID: 0 PID: 4692 Comm: klogd Not tainted syzkaller #0 PREEMPT(full) [ 94.704934][ T4692] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 94.704941][ T4692] Call Trace: [ 94.704946][ T4692] [ 94.704951][ T4692] dump_stack_lvl+0xe8/0x150 [ 94.704971][ T4692] should_fail_ex+0x40c/0x560 [ 94.704989][ T4692] should_failslab+0xa8/0x100 [ 94.705005][ T4692] kmem_cache_alloc_node_noprof+0xb3/0x610 [ 94.705018][ T4692] ? local_lock_release+0x9c/0x160 [ 94.705035][ T4692] ? __alloc_skb+0x1d7/0x7a0 [ 94.705049][ T4692] ? __alloc_skb+0x1d7/0x7a0 [ 94.705067][ T4692] __alloc_skb+0x1d7/0x7a0 [ 94.705086][ T4692] alloc_skb_with_frags+0xc6/0x760 [ 94.705102][ T4692] ? __lock_acquire+0x683/0x2cf0 [ 94.705124][ T4692] sock_alloc_send_pskb+0x878/0x990 [ 94.705147][ T4692] ? __pfx_sock_alloc_send_pskb+0x10/0x10 [ 94.705162][ T4692] ? sock_def_readable+0xae/0x550 [ 94.705202][ T4692] ? bpf_lsm_socket_getpeersec_dgram+0x9/0x20 [ 94.705218][ T4692] unix_dgram_sendmsg+0x4fe/0x1870 [ 94.705244][ T4692] ? __pfx_unix_dgram_sendmsg+0x10/0x10 [ 94.705262][ T4692] ? aa_sock_msg_perm+0xda/0x1b0 [ 94.705283][ T4692] ? __pfx_unix_dgram_sendmsg+0x10/0x10 [ 94.705295][ T4692] sock_sendmsg_nosec+0x13a/0x180 [ 94.705312][ T4692] __sys_sendto+0x408/0x5a0 [ 94.705328][ T4692] ? bpf_lsm_capable+0x9/0x20 [ 94.705344][ T4692] ? __pfx___sys_sendto+0x10/0x10 [ 94.705366][ T4692] ? __pfx___sys_connect+0x10/0x10 [ 94.705393][ T4692] ? rcu_is_watching+0x15/0xb0 [ 94.705409][ T4692] __x64_sys_sendto+0xde/0x100 [ 94.705426][ T4692] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 94.705438][ T4692] do_syscall_64+0x174/0x580 [ 94.705451][ T4692] ? clear_bhb_loop+0x40/0x90 [ 94.705465][ T4692] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 94.705476][ T4692] RIP: 0033:0x7fd5dc57a407 [ 94.705489][ T4692] 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 [ 94.705498][ T4692] RSP: 002b:00007ffc06e97d50 EFLAGS: 00000202 ORIG_RAX: 000000000000002c [ 94.705511][ T4692] RAX: ffffffffffffffda RBX: 00007fd5dc42ac80 RCX: 00007fd5dc57a407 [ 94.705519][ T4692] RDX: 0000000000000051 RSI: 00007ffc06e97e90 RDI: 0000000000000003 [ 94.705526][ T4692] RBP: 00007ffc06e982c0 R08: 0000000000000000 R09: 0000000000000000 [ 94.705533][ T4692] R10: 0000000000004000 R11: 0000000000000202 R12: 00007ffc06e982d8 [ 94.705540][ T4692] R13: 00007ffc06e97e90 R14: 0000000000000036 R15: 00007ffc06e97e90 [ 94.705557][ T4692] [ 94.751449][ T4692] FAULT_INJECTION: forcing a failure. [ 94.751449][ T4692] name failslab, interval 1, probability 1, space 0, times 979 [ 94.751471][ T4692] CPU: 0 UID: 0 PID: 4692 Comm: klogd Not tainted syzkaller #0 PREEMPT(full) [ 94.751484][ T4692] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 94.751490][ T4692] Call Trace: [ 94.751494][ T4692] [ 94.751499][ T4692] dump_stack_lvl+0xe8/0x150 [ 94.751519][ T4692] should_fail_ex+0x40c/0x560 [ 94.751534][ T4692] should_failslab+0xa8/0x100 [ 94.751549][ T4692] kmem_cache_alloc_node_noprof+0xb3/0x610 [ 94.751560][ T4692] ? local_lock_release+0x9c/0x160 [ 94.751576][ T4692] ? __alloc_skb+0x1d7/0x7a0 [ 94.751588][ T4692] ? __alloc_skb+0x1d7/0x7a0 [ 94.751605][ T4692] __alloc_skb+0x1d7/0x7a0 [ 94.751622][ T4692] alloc_skb_with_frags+0xc6/0x760 [ 94.751637][ T4692] ? kasan_save_track+0x4f/0x80 [ 94.751648][ T4692] ? kasan_save_track+0x3e/0x80 [ 94.751658][ T4692] ? kasan_save_free_info+0x40/0x50 [ 94.751665][ T4692] ? __kasan_slab_free+0x5c/0x80 [ 94.751683][ T4692] ? kfree+0x1c5/0x640 [ 94.751692][ T4692] ? syslog_print+0x57c/0x610 [ 94.751701][ T4692] ? do_syslog+0x583/0x7d0 [ 94.751709][ T4692] ? __x64_sys_syslog+0x7c/0x90 [ 94.751719][ T4692] sock_alloc_send_pskb+0x878/0x990 [ 94.751771][ T4692] ? __pfx_sock_alloc_send_pskb+0x10/0x10 [ 94.751788][ T4692] ? bpf_lsm_socket_getpeersec_dgram+0x9/0x20 [ 94.751802][ T4692] unix_dgram_sendmsg+0x4fe/0x1870 [ 94.751815][ T4692] ? lockdep_hardirqs_on+0x7a/0x110 [ 94.751828][ T4692] ? kfree+0x1c5/0x640 [ 94.751837][ T4692] ? syslog_print+0x57c/0x610 [ 94.751852][ T4692] ? __pfx_unix_dgram_sendmsg+0x10/0x10 [ 94.751869][ T4692] ? aa_sock_msg_perm+0xda/0x1b0 [ 94.751886][ T4692] ? __pfx_unix_dgram_sendmsg+0x10/0x10 [ 94.751897][ T4692] sock_sendmsg_nosec+0x13a/0x180 [ 94.751910][ T4692] __sys_sendto+0x408/0x5a0 [ 94.751925][ T4692] ? bpf_lsm_capable+0x9/0x20 [ 94.751940][ T4692] ? __pfx___sys_sendto+0x10/0x10 [ 94.751960][ T4692] ? __pfx___sys_connect+0x10/0x10 [ 94.751999][ T4692] ? rcu_is_watching+0x15/0xb0 [ 94.752015][ T4692] __x64_sys_sendto+0xde/0x100 [ 94.752030][ T4692] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 94.752042][ T4692] do_syscall_64+0x174/0x580 [ 94.752053][ T4692] ? clear_bhb_loop+0x40/0x90 [ 94.752066][ T4692] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 94.752076][ T4692] RIP: 0033:0x7fd5dc57a407 [ 94.752092][ T4692] 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 [ 94.752100][ T4692] RSP: 002b:00007ffc06e97d50 EFLAGS: 00000202 ORIG_RAX: 000000000000002c [ 94.752111][ T4692] RAX: ffffffffffffffda RBX: 00007fd5dc42ac80 RCX: 00007fd5dc57a407 [ 94.752118][ T4692] RDX: 000000000000005a RSI: 00007ffc06e97e90 RDI: 0000000000000003 [ 94.752124][ T4692] RBP: 00007ffc06e982c0 R08: 0000000000000000 R09: 0000000000000000 [ 94.752130][ T4692] R10: 0000000000004000 R11: 0000000000000202 R12: 00007ffc06e982d8 [ 94.752136][ T4692] R13: 00007ffc06e97e90 R14: 000000000000003f R15: 00007ffc06e97e90 [ 94.752153][ T4692] [ 94.770423][ T4692] FAULT_INJECTION: forcing a failure. [ 94.770423][ T4692] name failslab, interval 1, probability 1, space 0, times 975 [ 94.770445][ T4692] CPU: 0 UID: 0 PID: 4692 Comm: klogd Not tainted syzkaller #0 PREEMPT(full) [ 94.770457][ T4692] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 94.770464][ T4692] Call Trace: [ 94.770469][ T4692] [ 94.770474][ T4692] dump_stack_lvl+0xe8/0x150 [ 94.770492][ T4692] should_fail_ex+0x40c/0x560 [ 94.770508][ T4692] should_failslab+0xa8/0x100 [ 94.770524][ T4692] __kmalloc_cache_noprof+0xa8/0x660 [ 94.770538][ T4692] ? syslog_print+0x103/0x610 [ 94.770547][ T4692] ? syslog_print+0x103/0x610 [ 94.770560][ T4692] syslog_print+0x103/0x610 [ 94.770576][ T4692] ? __pfx_syslog_print+0x10/0x10 [ 94.770590][ T4692] ? aa_sock_msg_perm+0xda/0x1b0 [ 94.770615][ T4692] ? apparmor_capable+0x126/0x170 [ 94.770673][ T4692] ? bpf_lsm_capable+0x9/0x20 [ 94.770699][ T4692] ? security_capable+0x7e/0x2c0 [ 94.770714][ T4692] do_syslog+0x583/0x7d0 [ 94.770722][ T4692] ? __pfx_do_syslog+0x10/0x10 [ 94.770729][ T4692] ? __pfx___sys_connect+0x10/0x10 [ 94.770746][ T4692] ? rcu_is_watching+0x15/0xb0 [ 94.770755][ T4692] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 94.770763][ T4692] __x64_sys_syslog+0x7c/0x90 [ 94.770770][ T4692] do_syscall_64+0x174/0x580 [ 94.770778][ T4692] ? clear_bhb_loop+0x40/0x90 [ 94.770787][ T4692] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 94.770797][ T4692] RIP: 0033:0x7fd5dc5f4a37 [ 94.770804][ T4692] Code: 73 01 c3 48 8b 0d c1 f3 0c 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 67 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 91 f3 0c 00 f7 d8 64 89 01 48 [ 94.770811][ T4692] RSP: 002b:00007ffc06e983a8 EFLAGS: 00000206 ORIG_RAX: 0000000000000067 [ 94.770827][ T4692] RAX: ffffffffffffffda RBX: 00007fd5dc794490 RCX: 00007fd5dc5f4a37 [ 94.770834][ T4692] RDX: 00000000000003ff RSI: 00007fd5dc794490 RDI: 0000000000000002 [ 94.770839][ T4692] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 94.770845][ T4692] R10: 0000000000004000 R11: 0000000000000206 R12: 00007fd5dc794490 [ 94.770851][ T4692] R13: 00007fd5dc771dfe R14: 00007fd5dc79488f R15: 00007fd5dc79488f [ 94.770870][ T4692] [ 94.816017][ T5326] CPU: 0 UID: 0 PID: 5326 Comm: syz.0.0 Not tainted syzkaller #0 PREEMPT(full) [ 94.816036][ T5326] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 94.816043][ T5326] Call Trace: [ 94.816050][ T5326] [ 94.816055][ T5326] dump_stack_lvl+0xe8/0x150 [ 94.816099][ T5326] should_fail_ex+0x40c/0x560 [ 94.816116][ T5326] should_failslab+0xa8/0x100 [ 94.816133][ T5326] __kmalloc_noprof+0xfe/0x720 [ 94.816147][ T5326] ? down_write_nested+0x174/0x210 [ 94.816160][ T5326] ? security_sb_alloc+0x48/0x310 [ 94.816176][ T5326] ? security_sb_alloc+0x48/0x310 [ 94.816195][ T5326] security_sb_alloc+0x48/0x310 [ 94.816213][ T5326] sget_fc+0x940/0x1900 [ 94.816233][ T5326] ? __pfx_set_anon_super_fc+0x10/0x10 [ 94.816248][ T5326] ? __pfx_sget_fc+0x10/0x10 [ 94.816262][ T5326] ? __pfx_refcount_dec_not_one+0x10/0x10 [ 94.816282][ T5326] ? __pfx_mqueue_fill_super+0x10/0x10 [ 94.816298][ T5326] get_tree_nodev+0x2a/0x150 [ 94.816314][ T5326] vfs_get_tree+0x92/0x2a0 [ 94.816331][ T5326] fc_mount_longterm+0x1c/0x100 [ 94.816343][ T5326] mq_init_ns+0x508/0x770 [ 94.816358][ T5326] copy_ipcs+0x45c/0x6c0 [ 94.816376][ T5326] create_new_namespaces+0x210/0x6b0 [ 94.816394][ T5326] ? security_capable+0x7e/0x2c0 [ 94.816417][ T5326] unshare_nsproxy_namespaces+0x149/0x190 [ 94.816433][ T5326] ksys_unshare+0x57d/0xa00 [ 94.816455][ T5326] ? __pfx_ksys_unshare+0x10/0x10 [ 94.816470][ T5326] ? rcu_is_watching+0x15/0xb0 [ 94.816486][ T5326] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 94.816500][ T5326] __x64_sys_unshare+0x38/0x50 [ 94.816513][ T5326] do_syscall_64+0x174/0x580 [ 94.816526][ T5326] ? trace_irq_disable+0x3b/0x140 [ 94.816540][ T5326] ? clear_bhb_loop+0x40/0x90 [ 94.816554][ T5326] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 94.816565][ T5326] RIP: 0033:0x7f744739df99 [ 94.816577][ T5326] 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 [ 94.816587][ T5326] RSP: 002b:00007f74481cdfe8 EFLAGS: 00000246 ORIG_RAX: 0000000000000110 [ 94.816600][ T5326] RAX: ffffffffffffffda RBX: 00007f7447625fa0 RCX: 00007f744739df99 [ 94.816609][ T5326] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 000000000a000400 [ 94.816615][ T5326] RBP: 00007f7447434ec4 R08: 0000000000000000 R09: 0000000000000000 [ 94.816622][ T5326] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 94.816629][ T5326] R13: 00007f7447626038 R14: 00007f7447625fa0 R15: 00007ffdc6051bc8 [ 94.816647][ T5326] [ 94.860241][ T5326] FAULT_INJECTION: forcing a failure. [ 94.860241][ T5326] name failslab, interval 1, probability 1, space 0, times 973 [ 94.860289][ T5326] CPU: 0 UID: 0 PID: 5326 Comm: syz.0.0 Not tainted syzkaller #0 PREEMPT(full) [ 94.860302][ T5326] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 94.860310][ T5326] Call Trace: [ 94.860316][ T5326] [ 94.860320][ T5326] dump_stack_lvl+0xe8/0x150 [ 94.860343][ T5326] should_fail_ex+0x40c/0x560 [ 94.860360][ T5326] should_failslab+0xa8/0x100 [ 94.860378][ T5326] __kmalloc_cache_noprof+0xa8/0x660 [ 94.860392][ T5326] ? __kmalloc_cache_noprof+0x150/0x660 [ 94.860404][ T5326] ? uvcg_streaming_class_create_children+0x1c9/0x470 [ 94.860420][ T5326] ? uvcg_streaming_class_create_children+0x1c9/0x470 [ 94.860437][ T5326] uvcg_streaming_class_create_children+0x1c9/0x470 [ 94.860455][ T5326] uvcg_config_create_children+0x20b/0x280 [ 94.860472][ T5326] uvcg_config_create_children+0x20b/0x280 [ 94.860490][ T5326] uvcg_attach_configfs+0x33/0x60 [ 94.860504][ T5326] uvc_alloc_inst+0x6f9/0xa90 [ 94.860522][ T5326] usb_get_function_instance+0xe3/0x2f0 [ 94.860536][ T5326] function_make+0x127/0x360 [ 94.860549][ T5326] ? __pfx___mutex_lock+0x10/0x10 [ 94.860586][ T5326] ? __pfx_function_make+0x10/0x10 [ 94.860600][ T5326] ? do_raw_spin_lock+0x12b/0x2f0 [ 94.860620][ T5326] ? do_raw_spin_unlock+0x4d/0x210 [ 94.860636][ T5326] configfs_mkdir+0x4f6/0x9e0 [ 94.860655][ T5326] ? d_splice_alias+0x12/0x30 [ 94.860673][ T5326] ? __pfx_configfs_mkdir+0x10/0x10 [ 94.860687][ T5326] ? generic_permission+0x2bf/0x670 [ 94.860706][ T5326] ? bpf_lsm_inode_mkdir+0x9/0x20 [ 94.860723][ T5326] vfs_mkdir+0x406/0x620 [ 94.860743][ T5326] filename_mkdirat+0x285/0x510 [ 94.860761][ T5326] ? __pfx_filename_mkdirat+0x10/0x10 [ 94.860779][ T5326] ? do_getname+0x151/0x250 [ 94.860789][ T5326] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 94.860802][ T5326] __se_sys_mkdirat+0x35/0x150 [ 94.860818][ T5326] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 94.860836][ T5326] do_syscall_64+0x174/0x580 [ 94.860849][ T5326] ? trace_irq_disable+0x3b/0x140 [ 94.860862][ T5326] ? clear_bhb_loop+0x40/0x90 [ 94.860872][ T5326] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 94.860879][ T5326] RIP: 0033:0x7f744739df99 [ 94.860888][ T5326] 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 [ 94.860894][ T5326] RSP: 002b:00007f74481cdfe8 EFLAGS: 00000246 ORIG_RAX: 0000000000000102 [ 94.860904][ T5326] RAX: ffffffffffffffda RBX: 00007f7447625fa0 RCX: 00007f744739df99 [ 94.860910][ T5326] RDX: 00000000000001ff RSI: 0000200000000800 RDI: ffffffffffffff9c [ 94.860915][ T5326] RBP: 00007f7447434ec4 R08: 0000000000000000 R09: 0000000000000000 [ 94.860920][ T5326] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 94.860924][ T5326] R13: 00007f7447626038 R14: 00007f7447625fa0 R15: 00007ffdc6051bc8 [ 94.860937][ T5326] [ 94.864521][ T5326] Oops: general protection fault, probably for non-canonical address 0xdffffc0000000001: 0000 [#1] SMP KASAN NOPTI [ 94.864535][ T5326] KASAN: null-ptr-deref in range [0x0000000000000008-0x000000000000000f] [ 94.864546][ T5326] CPU: 0 UID: 0 PID: 5326 Comm: syz.0.0 Not tainted syzkaller #0 PREEMPT(full) [ 94.864559][ T5326] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 94.864567][ T5326] RIP: 0010:usb_put_function_instance+0x54/0xb0 [ 94.864584][ T5326] Code: 8d b3 98 00 00 00 4c 89 f0 48 c1 e8 03 42 80 3c 38 00 74 08 4c 89 f7 e8 ea 1b 7f fa 4d 8b 36 49 83 c6 08 4c 89 f0 48 c1 e8 03 <42> 80 3c 38 00 74 08 4c 89 f7 e8 cd 1b 7f fa 4d 8b 36 48 8d bb a8 [ 94.864594][ T5326] RSP: 0018:ffffc9000f057a50 EFLAGS: 00010202 [ 94.864605][ T5326] RAX: 0000000000000001 RBX: ffff88801fddd000 RCX: 0000000000100000 [ 94.864613][ T5326] RDX: ffffc90020001000 RSI: 000000000000ceef RDI: 000000000000cef0 [ 94.864622][ T5326] RBP: 1ffff11003fbba00 R08: ffffffff9057b737 R09: 1ffffffff20af6e6 [ 94.864629][ T5326] R10: dffffc0000000000 R11: fffffbfff20af6e7 R12: dffffc0000000000 [ 94.864636][ T5326] R13: dffffc0000000000 R14: 0000000000000008 R15: dffffc0000000000 [ 94.864650][ T5326] FS: 00007f74481ce6c0(0000) GS:ffff88808c543000(0000) knlGS:0000000000000000 [ 94.864661][ T5326] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 94.864668][ T5326] CR2: 00007fd5dc5c46b0 CR3: 000000001fd31000 CR4: 0000000000352ef0 [ 94.864708][ T5326] Call Trace: [ 94.864714][ T5326] [ 94.864718][ T5326] ? __pfx_uvc_func_item_release+0x10/0x10 [ 94.864735][ T5326] config_item_release+0x13a/0x2d0 [ 94.864749][ T5326] uvcg_attach_configfs+0x56/0x60 [ 94.864761][ T5326] uvc_alloc_inst+0x6f9/0xa90 [ 94.864778][ T5326] usb_get_function_instance+0xe3/0x2f0 [ 94.864789][ T5326] function_make+0x127/0x360 [ 94.864801][ T5326] ? __pfx___mutex_lock+0x10/0x10 [ 94.864814][ T5326] ? __pfx_function_make+0x10/0x10 [ 94.864825][ T5326] ? do_raw_spin_lock+0x12b/0x2f0 [ 94.864849][ T5326] ? do_raw_spin_unlock+0x4d/0x210 [ 94.864863][ T5326] configfs_mkdir+0x4f6/0x9e0 [ 94.864878][ T5326] ? d_splice_alias+0x12/0x30 [ 94.864893][ T5326] ? __pfx_configfs_mkdir+0x10/0x10 [ 94.864936][ T5326] ? generic_permission+0x2bf/0x670 [ 94.864950][ T5326] ? bpf_lsm_inode_mkdir+0x9/0x20 [ 94.864964][ T5326] vfs_mkdir+0x406/0x620 [ 94.864978][ T5326] filename_mkdirat+0x285/0x510 [ 94.864993][ T5326] ? __pfx_filename_mkdirat+0x10/0x10 [ 94.865010][ T5326] ? do_getname+0x151/0x250 [ 94.865021][ T5326] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 94.865032][ T5326] __se_sys_mkdirat+0x35/0x150 [ 94.865047][ T5326] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 94.865057][ T5326] do_syscall_64+0x174/0x580 [ 94.865068][ T5326] ? trace_irq_disable+0x3b/0x140 [ 94.865083][ T5326] ? clear_bhb_loop+0x40/0x90 [ 94.865093][ T5326] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 94.865105][ T5326] RIP: 0033:0x7f744739df99 [ 94.865115][ T5326] 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 [ 94.865124][ T5326] RSP: 002b:00007f74481cdfe8 EFLAGS: 00000246 ORIG_RAX: 0000000000000102 [ 94.865135][ T5326] RAX: ffffffffffffffda RBX: 00007f7447625fa0 RCX: 00007f744739df99 [ 94.865143][ T5326] RDX: 00000000000001ff RSI: 0000200000000800 RDI: ffffffffffffff9c [ 94.865150][ T5326] RBP: 00007f7447434ec4 R08: 0000000000000000 R09: 0000000000000000 [ 94.865157][ T5326] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 94.865163][ T5326] R13: 00007f7447626038 R14: 00007f7447625fa0 R15: 00007ffdc6051bc8 [ 94.865174][ T5326] [ 94.865178][ T5326] Modules linked in: [ 94.865233][ T5326] ---[ end trace 0000000000000000 ]--- [ 94.866785][ T5326] RIP: 0010:usb_put_function_instance+0x54/0xb0 [ 94.866805][ T5326] Code: 8d b3 98 00 00 00 4c 89 f0 48 c1 e8 03 42 80 3c 38 00 74 08 4c 89 f7 e8 ea 1b 7f fa 4d 8b 36 49 83 c6 08 4c 89 f0 48 c1 e8 03 <42> 80 3c 38 00 74 08 4c 89 f7 e8 cd 1b 7f fa 4d 8b 36 48 8d bb a8 [ 94.866816][ T5326] RSP: 0018:ffffc9000f057a50 EFLAGS: 00010202 [ 94.866832][ T5326] RAX: 0000000000000001 RBX: ffff88801fddd000 RCX: 0000000000100000 [ 94.866841][ T5326] RDX: ffffc90020001000 RSI: 000000000000ceef RDI: 000000000000cef0 [ 94.866849][ T5326] RBP: 1ffff11003fbba00 R08: ffffffff9057b737 R09: 1ffffffff20af6e6 [ 94.866858][ T5326] R10: dffffc0000000000 R11: fffffbfff20af6e7 R12: dffffc0000000000 [ 94.866866][ T5326] R13: dffffc0000000000 R14: 0000000000000008 R15: dffffc0000000000 [ 94.866875][ T5326] FS: 00007f74481ce6c0(0000) GS:ffff88808c543000(0000) knlGS:0000000000000000 [ 94.866885][ T5326] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 94.866894][ T5326] CR2: 00007fd5dc5c46b0 CR3: 000000001fd31000 CR4: 0000000000352ef0 [ 94.866930][ T5326] Kernel panic - not syncing: Fatal exception [ 94.867330][ T5326] Kernel Offset: disabled