program: r0 = socket$inet6_sctp(0xa, 0x5, 0x84) bind$inet6(r0, &(0x7f00000002c0)={0xa, 0x4e23, 0x0, @empty, 0x4}, 0x1c) listen(r0, 0x5) r1 = socket$inet6_sctp(0xa, 0x5, 0x84) sendto$inet6(r1, &(0x7f0000847fff)='X', 0x34000, 0x0, &(0x7f000005ffe4)={0xa, 0x4e23, 0x0, @loopback={0xffff80fe}}, 0x1c) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$inet6_udp(0xa, 0x2, 0x0) ioctl$sock_SIOCGIFINDEX(r3, 0x8933, &(0x7f0000000040)={'lo\x00', 0x0}) sendmsg$nl_route_sched(r2, &(0x7f00000012c0)={0x0, 0x0, &(0x7f0000000580)={&(0x7f00000005c0)=@newqdisc={0x30, 0x24, 0x4ee4e6a52ff56541, 0x0, 0x0, {0x0, 0x0, 0x0, r4, {}, {0xfff1, 0xffff}, {0x1c}}, [@qdisc_kind_options=@q_clsact={0xb}]}, 0x30}}, 0x0) [ 77.746949][ T4688] ? __pfx___sys_sendto+0x10/0x10 [ 77.746969][ T4688] ? __pfx___sys_connect+0x10/0x10 [ 77.746989][ T4688] ? rcu_is_watching+0x15/0xb0 [ 77.747002][ T4688] __x64_sys_sendto+0xde/0x100 [ 77.747017][ T4688] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 77.747029][ T4688] do_syscall_64+0x174/0x580 [ 77.747040][ T4688] ? clear_bhb_loop+0x40/0x90 [ 77.747053][ T4688] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 77.747062][ T4688] RIP: 0033:0x7fe23c01c407 [ 77.747072][ 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 [ 77.747080][ T4688] RSP: 002b:00007ffec9e866d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002c [ 77.747089][ T4688] RAX: ffffffffffffffda RBX: 00007fe23beccc80 RCX: 00007fe23c01c407 [ 77.747095][ T4688] RDX: 0000000000000057 RSI: 00007ffec9e86810 RDI: 0000000000000003 [ 77.747101][ T4688] RBP: 00007ffec9e86c40 R08: 0000000000000000 R09: 0000000000000000 [ 77.747107][ T4688] R10: 0000000000004000 R11: 0000000000000202 R12: 00007ffec9e86c58 [ 77.747113][ T4688] R13: 00007ffec9e86810 R14: 000000000000003c R15: 00007ffec9e86810 [ 77.747127][ T4688] [ 77.777165][ T4688] FAULT_INJECTION: forcing a failure. [ 77.777165][ T4688] name failslab, interval 1, probability 1, space 0, times 966 [ 77.777181][ T4688] CPU: 0 UID: 0 PID: 4688 Comm: klogd Not tainted syzkaller #0 PREEMPT(full) [ 77.777189][ T4688] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 77.777194][ T4688] Call Trace: [ 77.777197][ T4688] [ 77.777200][ T4688] dump_stack_lvl+0xe8/0x150 [ 77.777219][ T4688] should_fail_ex+0x40c/0x560 [ 77.777236][ T4688] should_failslab+0xa8/0x100 [ 77.777251][ T4688] kmem_cache_alloc_node_noprof+0xb3/0x610 [ 77.777263][ T4688] ? local_lock_release+0x9c/0x160 [ 77.777280][ T4688] ? __alloc_skb+0x1d7/0x7a0 [ 77.777310][ T4688] ? __alloc_skb+0x1d7/0x7a0 [ 77.777325][ T4688] __alloc_skb+0x1d7/0x7a0 [ 77.777340][ T4688] alloc_skb_with_frags+0xc6/0x760 [ 77.777361][ T4688] sock_alloc_send_pskb+0x878/0x990 [ 77.777383][ T4688] ? __pfx_sock_alloc_send_pskb+0x10/0x10 [ 77.777396][ T4688] ? sock_def_readable+0xae/0x550 [ 77.777412][ T4688] ? bpf_lsm_socket_getpeersec_dgram+0x9/0x20 [ 77.777422][ T4688] unix_dgram_sendmsg+0x4fe/0x1870 [ 77.777438][ T4688] ? __pfx_unix_dgram_sendmsg+0x10/0x10 [ 77.777445][ T4688] ? lock_acquire+0x106/0x350 [ 77.777456][ T4688] ? aa_sock_msg_perm+0xda/0x1b0 [ 77.777468][ T4688] ? __pfx_unix_dgram_sendmsg+0x10/0x10 [ 77.777478][ T4688] sock_sendmsg_nosec+0x13a/0x180 [ 77.777492][ T4688] __sys_sendto+0x408/0x5a0 [ 77.777506][ T4688] ? lapic_next_event+0x11/0x20 [ 77.777519][ T4688] ? __pfx___sys_sendto+0x10/0x10 [ 77.777540][ T4688] ? irqentry_exit+0x218/0x8f0 [ 77.777558][ T4688] ? rcu_is_watching+0x15/0xb0 [ 77.777573][ T4688] __x64_sys_sendto+0xde/0x100 [ 77.777587][ T4688] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 77.777598][ T4688] do_syscall_64+0x174/0x580 [ 77.777610][ T4688] ? clear_bhb_loop+0x40/0x90 [ 77.777624][ T4688] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 77.777634][ T4688] RIP: 0033:0x7fe23c01c407 [ 77.777646][ 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 [ 77.777654][ T4688] RSP: 002b:00007ffec9e866d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002c [ 77.777665][ T4688] RAX: ffffffffffffffda RBX: 00007fe23beccc80 RCX: 00007fe23c01c407 [ 77.777672][ T4688] RDX: 000000000000004c RSI: 00007ffec9e86810 RDI: 0000000000000003 [ 77.777678][ T4688] RBP: 00007ffec9e86c40 R08: 0000000000000000 R09: 0000000000000000 [ 77.777683][ T4688] R10: 0000000000004000 R11: 0000000000000202 R12: 00007ffec9e86c58 [ 77.777690][ T4688] R13: 00007ffec9e86810 R14: 0000000000000031 R15: 00007ffec9e86810 [ 77.777707][ T4688] [ 77.788655][ T9] FAULT_INJECTION: forcing a failure. [ 77.788655][ T9] name failslab, interval 1, probability 1, space 0, times 965 [ 77.788708][ T9] CPU: 0 UID: 0 PID: 9 Comm: kworker/0:0 Not tainted syzkaller #0 PREEMPT(full) [ 77.788721][ T9] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 77.788728][ T9] Workqueue: events nsim_fib_event_work [ 77.788771][ T9] Call Trace: [ 77.788776][ T9] [ 77.788781][ T9] dump_stack_lvl+0xe8/0x150 [ 77.788799][ T9] should_fail_ex+0x40c/0x560 [ 77.788815][ T9] should_failslab+0xa8/0x100 [ 77.788830][ T9] __kmalloc_cache_noprof+0xa8/0x660 [ 77.788842][ T9] ? stack_depot_save_flags+0x33/0x800 [ 77.788855][ T9] ? nsim_fib_event+0x4c8/0xa390 [ 77.788866][ T9] ? nsim_fib_event+0x4c8/0xa390 [ 77.788882][ T9] nsim_fib_event+0x4c8/0xa390 [ 77.788892][ T9] ? worker_thread+0xa47/0xfb0 [ 77.788904][ T9] ? kthread+0x388/0x470 [ 77.788917][ T9] ? ret_from_fork+0x514/0xb70 [ 77.788930][ T9] ? ret_from_fork_asm+0x1a/0x30 [ 77.788956][ T9] ? __pfx_nsim_fib_event+0x10/0x10 [ 77.788975][ T9] ? kasan_quarantine_put+0xbb/0x1f0 [ 77.788996][ T9] nsim_fib_event_work+0x244/0x3b0 [ 77.789009][ T9] ? __pfx_nsim_fib_event_work+0x10/0x10 [ 77.789022][ T9] ? rcu_is_watching+0x15/0xb0 [ 77.789035][ T9] ? process_scheduled_works+0xa20/0x14e0 [ 77.789047][ T9] process_scheduled_works+0xa8e/0x14e0 [ 77.789075][ T9] ? __pfx_process_scheduled_works+0x10/0x10 [ 77.789092][ T9] ? assign_work+0x3cf/0x5d0 [ 77.789106][ T9] worker_thread+0xa47/0xfb0 [ 77.789135][ T9] kthread+0x388/0x470 [ 77.789149][ T9] ? __pfx_worker_thread+0x10/0x10 [ 77.789161][ T9] ? __pfx_kthread+0x10/0x10 [ 77.789177][ T9] ret_from_fork+0x514/0xb70 [ 77.789194][ T9] ? __pfx_ret_from_fork+0x10/0x10 [ 77.789208][ T9] ? __switch_to+0xc89/0x1420 [ 77.789224][ T9] ? __pfx_kthread+0x10/0x10 [ 77.789240][ T9] ret_from_fork_asm+0x1a/0x30 [ 77.789258][ T9] [ 77.825478][ T68] FAULT_INJECTION: forcing a failure. [ 77.825478][ T68] name failslab, interval 1, probability 1, space 0, times 963 [ 77.825523][ T68] CPU: 0 UID: 0 PID: 68 Comm: kworker/u4:4 Not tainted syzkaller #0 PREEMPT(full) [ 77.825557][ T68] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 77.825564][ T68] Workqueue: ipv6_addrconf addrconf_dad_work [ 77.825584][ T68] Call Trace: [ 77.825588][ T68] [ 77.825593][ T68] dump_stack_lvl+0xe8/0x150 [ 77.825611][ T68] should_fail_ex+0x40c/0x560 [ 77.825626][ T68] should_failslab+0xa8/0x100 [ 77.825644][ T68] __kmalloc_cache_noprof+0xa8/0x660 [ 77.825658][ T68] ? dst_cow_metrics_generic+0x56/0x1c0 [ 77.825670][ T68] ? dst_cow_metrics_generic+0x56/0x1c0 [ 77.825686][ T68] dst_cow_metrics_generic+0x56/0x1c0 [ 77.825699][ T68] icmp6_dst_alloc+0x265/0x430 [ 77.825716][ T68] ndisc_send_skb+0x42f/0x1650 [ 77.825728][ T68] ? kmem_cache_alloc_node_noprof+0x161/0x610 [ 77.825740][ T68] ? rcu_is_watching+0x15/0xb0 [ 77.825759][ T68] ? ndisc_send_skb+0x203/0x1650 [ 77.825775][ T68] ? __pfx_ndisc_send_skb+0x10/0x10 [ 77.825785][ T68] ? ndisc_alloc_skb+0x1a6/0x480 [ 77.825813][ T68] addrconf_dad_completed+0x911/0xe60 [ 77.825830][ T68] ? __pfx_addrconf_dad_completed+0x10/0x10 [ 77.825841][ T68] ? addrconf_dad_work+0xe57/0x15c0 [ 77.825855][ T68] ? __local_bh_enable_ip+0xd0/0x130 [ 77.825871][ T68] addrconf_dad_work+0xcf8/0x15c0 [ 77.825889][ T68] ? __pfx_addrconf_dad_work+0x10/0x10 [ 77.825903][ T68] ? process_scheduled_works+0xa20/0x14e0 [ 77.825919][ T68] ? rcu_is_watching+0x15/0xb0 [ 77.825931][ T68] ? process_scheduled_works+0xa20/0x14e0 [ 77.825942][ T68] process_scheduled_works+0xa8e/0x14e0 [ 77.825972][ T68] ? __pfx_process_scheduled_works+0x10/0x10 [ 77.825987][ T68] ? assign_work+0x3cf/0x5d0 [ 77.826002][ T68] worker_thread+0xa47/0xfb0 [ 77.826031][ T68] kthread+0x388/0x470 [ 77.826046][ T68] ? __pfx_worker_thread+0x10/0x10 [ 77.826056][ T68] ? __pfx_kthread+0x10/0x10 [ 77.826073][ T68] ret_from_fork+0x514/0xb70 [ 77.826090][ T68] ? __pfx_ret_from_fork+0x10/0x10 [ 77.826104][ T68] ? __switch_to+0xc89/0x1420 [ 77.826120][ T68] ? __pfx_kthread+0x10/0x10 [ 77.826136][ T68] ret_from_fork_asm+0x1a/0x30 [ 77.826154][ T68] [ 77.835680][ T4688] FAULT_INJECTION: forcing a failure. [ 77.835680][ T4688] name failslab, interval 1, probability 1, space 0, times 961 [ 77.835706][ T4688] CPU: 0 UID: 0 PID: 4688 Comm: klogd Not tainted syzkaller #0 PREEMPT(full) [ 77.835718][ T4688] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 77.835725][ T4688] Call Trace: [ 77.835730][ T4688] [ 77.835734][ T4688] dump_stack_lvl+0xe8/0x150 [ 77.835761][ T4688] should_fail_ex+0x40c/0x560 [ 77.835778][ T4688] should_failslab+0xa8/0x100 [ 77.835793][ T4688] __kmalloc_cache_noprof+0xa8/0x660 [ 77.835807][ T4688] ? syslog_print+0x103/0x610 [ 77.835816][ T4688] ? syslog_print+0x103/0x610 [ 77.835831][ T4688] syslog_print+0x103/0x610 [ 77.835842][ T4688] ? __pfx_syslog_print+0x10/0x10 [ 77.835859][ T4688] ? aa_sock_msg_perm+0xda/0x1b0 [ 77.835881][ T4688] ? apparmor_capable+0x126/0x170 [ 77.835894][ T4688] ? bpf_lsm_capable+0x9/0x20 [ 77.835905][ T4688] ? security_capable+0x7e/0x2c0 [ 77.835923][ T4688] do_syslog+0x583/0x7d0 [ 77.835935][ T4688] ? __pfx_do_syslog+0x10/0x10 [ 77.835946][ T4688] ? __pfx___sys_connect+0x10/0x10 [ 77.835968][ T4688] ? rcu_is_watching+0x15/0xb0 [ 77.835982][ T4688] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 77.835993][ T4688] __x64_sys_syslog+0x7c/0x90 [ 77.836004][ T4688] do_syscall_64+0x174/0x580 [ 77.836018][ T4688] ? clear_bhb_loop+0x40/0x90 [ 77.836031][ T4688] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 77.836041][ T4688] RIP: 0033:0x7fe23c096a37 [ 77.836051][ T4688] 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 [ 77.836059][ T4688] RSP: 002b:00007ffec9e86d28 EFLAGS: 00000206 ORIG_RAX: 0000000000000067 [ 77.836071][ T4688] RAX: ffffffffffffffda RBX: 00007fe23c236490 RCX: 00007fe23c096a37 [ 77.836079][ T4688] RDX: 00000000000003ff RSI: 00007fe23c236490 RDI: 0000000000000002 [ 77.836085][ T4688] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 77.836090][ T4688] R10: 0000000000004000 R11: 0000000000000206 R12: 00007fe23c236490 [ 77.836096][ T4688] R13: 00007fe23c213dfe R14: 00007fe23c23686e R15: 00007fe23c23686e [ 77.836113][ T4688] [ 77.879697][ T5279] FAULT_INJECTION: forcing a failure. [ 77.879697][ T5279] name failslab, interval 1, probability 1, space 0, times 960 [ 77.879723][ T5279] CPU: 0 UID: 0 PID: 5279 Comm: udevd Not tainted syzkaller #0 PREEMPT(full) [ 77.879735][ T5279] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 77.879741][ T5279] Call Trace: [ 77.879753][ T5279] [ 77.879757][ T5279] dump_stack_lvl+0xe8/0x150 [ 77.879777][ T5279] should_fail_ex+0x40c/0x560 [ 77.879792][ T5279] should_failslab+0xa8/0x100 [ 77.879809][ T5279] __kmalloc_noprof+0xfe/0x720 [ 77.879821][ T5279] ? rcu_is_watching+0x15/0xb0 [ 77.879831][ T5279] ? tomoyo_realpath_from_path+0xef/0x640 [ 77.879842][ T5279] ? tomoyo_realpath_from_path+0xef/0x640 [ 77.879858][ T5279] tomoyo_realpath_from_path+0xef/0x640 [ 77.879878][ T5279] tomoyo_check_open_permission+0x229/0x470 [ 77.879896][ T5279] ? tomoyo_check_open_permission+0x1d3/0x470 [ 77.879911][ T5279] ? __pfx_tomoyo_check_open_permission+0x10/0x10 [ 77.879928][ T5279] ? __asan_memset+0x22/0x50 [ 77.879941][ T5279] ? seqcount_lockdep_reader_access+0xea/0x100 [ 77.879974][ T5279] security_file_open+0xa9/0x240 [ 77.879991][ T5279] do_dentry_open+0x4a0/0x1380 [ 77.880009][ T5279] vfs_open+0x3b/0x340 [ 77.880018][ T5279] ? path_openat+0x2e2d/0x3830 [ 77.880035][ T5279] path_openat+0x2e44/0x3830 [ 77.880051][ T5279] ? kasan_save_track+0x3e/0x80 [ 77.880063][ T5279] ? do_sys_openat2+0xcc/0x200 [ 77.880072][ T5279] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 77.880096][ T5279] do_file_open+0x23e/0x4a0 [ 77.880114][ T5279] ? __pfx_do_file_open+0x10/0x10 [ 77.880140][ T5279] ? _raw_spin_unlock+0x28/0x50 [ 77.880154][ T5279] ? alloc_fd+0x651/0x6c0 [ 77.880174][ T5279] do_sys_openat2+0x115/0x200 [ 77.880187][ T5279] ? __pfx_do_sys_openat2+0x10/0x10 [ 77.880199][ T5279] ? __x64_sys_epoll_wait+0x1d7/0x230 [ 77.880223][ T5279] __x64_sys_openat+0x138/0x170 [ 77.880236][ T5279] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 77.880246][ T5279] do_syscall_64+0x174/0x580 [ 77.880260][ T5279] ? clear_bhb_loop+0x40/0x90 [ 77.880295][ T5279] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 77.880304][ T5279] RIP: 0033:0x7fc7914a7407 [ 77.880313][ T5279] 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 [ 77.880321][ T5279] RSP: 002b:00007ffdefce6f20 EFLAGS: 00000202 ORIG_RAX: 0000000000000101 [ 77.880332][ T5279] RAX: ffffffffffffffda RBX: 00007fc791c48880 RCX: 00007fc7914a7407 [ 77.880338][ T5279] RDX: 00000000000a0800 RSI: 000055e684982b90 RDI: ffffffffffffff9c [ 77.880344][ T5279] RBP: 000055e68496f910 R08: 0000000000000000 R09: 0000000000000000 [ 77.880350][ T5279] R10: 0000000000000000 R11: 0000000000000202 R12: 000055e684981c50 [ 77.880355][ T5279] R13: 000055e68497d2c0 R14: 0000000000000000 R15: 000055e684981c50 [ 77.880369][ T5279] [ 77.883902][ T4699] FAULT_INJECTION: forcing a failure. [ 77.883902][ T4699] name failslab, interval 1, probability 1, space 0, times 960 [ 77.883926][ T4699] CPU: 0 UID: 0 PID: 4699 Comm: udevd Not tainted syzkaller #0 PREEMPT(full) [ 77.883939][ T4699] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 77.883946][ T4699] Call Trace: [ 77.883950][ T4699] [ 77.883955][ T4699] dump_stack_lvl+0xe8/0x150 [ 77.883976][ T4699] should_fail_ex+0x40c/0x560 [ 77.883994][ T4699] should_failslab+0xa8/0x100 [ 77.884011][ T4699] kmem_cache_alloc_noprof+0xa6/0x5f0 [ 77.884024][ T4699] ? alloc_empty_file+0x5b/0x1d0 [ 77.884038][ T4699] ? alloc_empty_file+0x5b/0x1d0 [ 77.884051][ T4699] ? stack_trace_save+0xa9/0x100 [ 77.884068][ T4699] alloc_empty_file+0x5b/0x1d0 [ 77.884082][ T4699] path_openat+0x8f/0x3830 [ 77.884101][ T4699] ? kasan_save_track+0x4f/0x80 [ 77.884113][ T4699] ? kasan_save_track+0x3e/0x80 [ 77.884125][ T4699] ? __kasan_slab_alloc+0x6c/0x80 [ 77.884138][ T4699] ? kmem_cache_alloc_noprof+0x2a0/0x5f0 [ 77.884150][ T4699] ? do_getname+0x2e/0x250 [ 77.884161][ T4699] ? do_sys_openat2+0xcc/0x200 [ 77.884173][ T4699] ? __x64_sys_openat+0x138/0x170 [ 77.884186][ T4699] ? do_syscall_64+0x174/0x580 [ 77.884197][ T4699] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 77.884214][ T4699] ? __lock_acquire+0x683/0x2cf0 [ 77.884236][ T4699] do_file_open+0x23e/0x4a0 [ 77.884275][ T4699] ? __pfx_do_file_open+0x10/0x10 [ 77.884303][ T4699] ? _raw_spin_unlock+0x28/0x50 [ 77.884319][ T4699] ? alloc_fd+0x651/0x6c0 [ 77.884338][ T4699] do_sys_openat2+0x115/0x200 [ 77.884352][ T4699] ? __pfx_do_sys_openat2+0x10/0x10 [ 77.884366][ T4699] ? exc_page_fault+0x6a/0xc0 [ 77.884380][ T4699] ? do_user_addr_fault+0xc4a/0x1340 [ 77.884400][ T4699] __x64_sys_openat+0x138/0x170 [ 77.884415][ T4699] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 77.884427][ T4699] do_syscall_64+0x174/0x580 [ 77.884438][ T4699] ? trace_irq_disable+0x3b/0x140 [ 77.884453][ T4699] ? clear_bhb_loop+0x40/0x90 [ 77.884467][ T4699] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 77.884479][ T4699] RIP: 0033:0x7fc7914a7407 [ 77.884489][ T4699] 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 [ 77.884498][ T4699] RSP: 002b:00007ffdefce2ad0 EFLAGS: 00000202 ORIG_RAX: 0000000000000101 [ 77.884511][ T4699] RAX: ffffffffffffffda RBX: 00007fc791c48880 RCX: 00007fc7914a7407 [ 77.884518][ T4699] RDX: 0000000000080000 RSI: 00007ffdefce2c50 RDI: ffffffffffffff9c [ 77.884526][ T4699] RBP: 0000000000000008 R08: 0000000000000000 R09: 0000000000000000 [ 77.884532][ T4699] R10: 0000000000000000 R11: 0000000000000202 R12: 000055e6843bf7f5 [ 77.884539][ T4699] R13: 000055e6843bf7f5 R14: 0000000000000001 R15: 0000000000000000 [ 77.884556][ T4699] [ 77.886883][ T4699] FAULT_INJECTION: forcing a failure. [ 77.886883][ T4699] name failslab, interval 1, probability 1, space 0, times 958 [ 77.886905][ T4699] CPU: 0 UID: 0 PID: 4699 Comm: udevd Not tainted syzkaller #0 PREEMPT(full) [ 77.886918][ T4699] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 77.886924][ T4699] Call Trace: [ 77.886928][ T4699] [ 77.886933][ T4699] dump_stack_lvl+0xe8/0x150 [ 77.886954][ T4699] should_fail_ex+0x40c/0x560 [ 77.886970][ T4699] should_failslab+0xa8/0x100 [ 77.886987][ T4699] __kmalloc_noprof+0xfe/0x720 [ 77.887002][ T4699] ? tomoyo_encode+0x2ad/0x570 [ 77.887014][ T4699] ? tomoyo_encode+0x2ad/0x570 [ 77.887029][ T4699] tomoyo_encode+0x2ad/0x570 [ 77.887044][ T4699] tomoyo_realpath_from_path+0x5fa/0x640 [ 77.887065][ T4699] tomoyo_check_open_permission+0x229/0x470 [ 77.887083][ T4699] ? tomoyo_check_open_permission+0x1d3/0x470 [ 77.887099][ T4699] ? __pfx_tomoyo_check_open_permission+0x10/0x10 [ 77.887115][ T4699] ? __asan_memset+0x22/0x50 [ 77.887130][ T4699] ? seqcount_lockdep_reader_access+0xea/0x100 [ 77.887159][ T4699] ? mnt_get_write_access+0x66/0x280 [ 77.887179][ T4699] security_file_open+0xa9/0x240 [ 77.887196][ T4699] do_dentry_open+0x4a0/0x1380 [ 77.887217][ T4699] vfs_open+0x3b/0x340 [ 77.887228][ T4699] ? path_openat+0x2e2d/0x3830 [ 77.887245][ T4699] path_openat+0x2e44/0x3830 [ 77.887264][ T4699] ? kasan_save_track+0x3e/0x80 [ 77.887277][ T4699] ? do_sys_openat2+0xcc/0x200 [ 77.887290][ T4699] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 77.887337][ T4699] do_file_open+0x23e/0x4a0 [ 77.887359][ T4699] ? __pfx_do_file_open+0x10/0x10 [ 77.887390][ T4699] ? _raw_spin_unlock+0x28/0x50 [ 77.887406][ T4699] ? alloc_fd+0x651/0x6c0 [ 77.887426][ T4699] do_sys_openat2+0x115/0x200 [ 77.887441][ T4699] ? __pfx_do_sys_openat2+0x10/0x10 [ 77.887462][ T4699] __x64_sys_openat+0x138/0x170 [ 77.887478][ T4699] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 77.887489][ T4699] do_syscall_64+0x174/0x580 [ 77.887500][ T4699] ? trace_irq_disable+0x3b/0x140 [ 77.887515][ T4699] ? clear_bhb_loop+0x40/0x90 [ 77.887529][ T4699] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 77.887540][ T4699] RIP: 0033:0x7fc7914a7407 [ 77.887551][ T4699] 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 [ 77.887560][ T4699] RSP: 002b:00007ffdefce7060 EFLAGS: 00000202 ORIG_RAX: 0000000000000101 [ 77.887572][ T4699] RAX: ffffffffffffffda RBX: 00007fc791c48880 RCX: 00007fc7914a7407 [ 77.887580][ T4699] RDX: 0000000000080141 RSI: 000055e6843bf02e RDI: ffffffffffffff9c [ 77.887588][ T4699] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 77.887594][ T4699] R10: 00000000000001a4 R11: 0000000000000202 R12: 00000000ffffffff [ 77.887601][ T4699] R13: 00000000ffffffff R14: ffffffffffffffff R15: 0000000000000000 [ 77.887620][ T4699] [ 77.892052][ T4699] ERROR: Out of memory at tomoyo_realpath_from_path. [ 77.892230][ T4699] FAULT_INJECTION: forcing a failure. [ 77.892230][ T4699] name failslab, interval 1, probability 1, space 0, times 957 [ 77.892249][ T4699] CPU: 0 UID: 0 PID: 4699 Comm: udevd Not tainted syzkaller #0 PREEMPT(full) [ 77.892262][ T4699] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 77.892268][ T4699] Call Trace: [ 77.892273][ T4699] [ 77.892278][ T4699] dump_stack_lvl+0xe8/0x150 [ 77.892299][ T4699] should_fail_ex+0x40c/0x560 [ 77.892316][ T4699] should_failslab+0xa8/0x100 [ 77.892334][ T4699] kmem_cache_alloc_noprof+0xa6/0x5f0 [ 77.892347][ T4699] ? alloc_empty_file+0x5b/0x1d0 [ 77.892360][ T4699] ? alloc_empty_file+0x5b/0x1d0 [ 77.892373][ T4699] ? stack_trace_save+0xa9/0x100 [ 77.892391][ T4699] alloc_empty_file+0x5b/0x1d0 [ 77.892405][ T4699] path_openat+0x8f/0x3830 [ 77.892424][ T4699] ? kasan_save_track+0x4f/0x80 [ 77.892436][ T4699] ? kasan_save_track+0x3e/0x80 [ 77.892448][ T4699] ? __kasan_slab_alloc+0x6c/0x80 [ 77.892461][ T4699] ? kmem_cache_alloc_noprof+0x2a0/0x5f0 [ 77.892472][ T4699] ? do_getname+0x2e/0x250 [ 77.892482][ T4699] ? do_sys_openat2+0xcc/0x200 [ 77.892494][ T4699] ? __x64_sys_openat+0x138/0x170 [ 77.892506][ T4699] ? do_syscall_64+0x174/0x580 [ 77.892518][ T4699] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 77.892535][ T4699] ? __lock_acquire+0x683/0x2cf0 [ 77.892557][ T4699] do_file_open+0x23e/0x4a0 [ 77.892576][ T4699] ? __pfx_do_file_open+0x10/0x10 [ 77.892604][ T4699] ? _raw_spin_unlock+0x28/0x50 [ 77.892620][ T4699] ? alloc_fd+0x651/0x6c0 [ 77.892639][ T4699] do_sys_openat2+0x115/0x200 [ 77.892654][ T4699] ? __pfx_do_sys_openat2+0x10/0x10 [ 77.892665][ T4699] ? __x64_sys_epoll_wait+0x1d7/0x230 [ 77.892689][ T4699] __x64_sys_openat+0x138/0x170 [ 77.892704][ T4699] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 77.892716][ T4699] do_syscall_64+0x174/0x580 [ 77.892758][ T4699] ? trace_irq_disable+0x3b/0x140 [ 77.892774][ T4699] ? clear_bhb_loop+0x40/0x90 [ 77.892787][ T4699] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 77.892798][ T4699] RIP: 0033:0x7fc7914a7407 [ 77.892809][ T4699] 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 [ 77.892818][ T4699] RSP: 002b:00007ffdefce7060 EFLAGS: 00000202 ORIG_RAX: 0000000000000101 [ 77.892829][ T4699] RAX: ffffffffffffffda RBX: 00007fc791c48880 RCX: 00007fc7914a7407 [ 77.892837][ T4699] RDX: 0000000000080141 RSI: 000055e6843bf02e RDI: ffffffffffffff9c [ 77.892845][ T4699] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 77.892851][ T4699] R10: 00000000000001a4 R11: 0000000000000202 R12: 00000000ffffffff [ 77.892857][ T4699] R13: 00000000ffffffff R14: ffffffffffffffff R15: 0000000000000000 [ 77.892875][ T4699] [ 77.897091][ T4699] udevd[4699]: could not touch /run/udev/queue: Cannot allocate memory [ 77.911072][ T5279] FAULT_INJECTION: forcing a failure. [ 77.911072][ T5279] name failslab, interval 1, probability 1, space 0, times 955 [ 77.911098][ T5279] CPU: 0 UID: 0 PID: 5279 Comm: udevd Not tainted syzkaller #0 PREEMPT(full) [ 77.911111][ T5279] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 77.911117][ T5279] Call Trace: [ 77.911122][ T5279] [ 77.911126][ T5279] dump_stack_lvl+0xe8/0x150 [ 77.911149][ T5279] should_fail_ex+0x40c/0x560 [ 77.911164][ T5279] ? __pfx_kernfs_iop_get_link+0x10/0x10 [ 77.911177][ T5279] should_failslab+0xa8/0x100 [ 77.911194][ T5279] __kmalloc_cache_noprof+0xa8/0x660 [ 77.911209][ T5279] ? kernfs_iop_get_link+0x66/0x6c0 [ 77.911219][ T5279] ? kernfs_iop_get_link+0x66/0x6c0 [ 77.911230][ T5279] ? __pfx_kernfs_iop_get_link+0x10/0x10 [ 77.911242][ T5279] kernfs_iop_get_link+0x66/0x6c0 [ 77.911253][ T5279] ? atime_needs_update+0x56b/0x6d0 [ 77.911270][ T5279] ? bpf_lsm_inode_follow_link+0x9/0x20 [ 77.911286][ T5279] ? __pfx_kernfs_iop_get_link+0x10/0x10 [ 77.911299][ T5279] pick_link+0x72f/0xfe0 [ 77.911318][ T5279] step_into_slowpath+0x58a/0x820 [ 77.911334][ T5279] ? __pfx_step_into_slowpath+0x10/0x10 [ 77.911348][ T5279] ? lookup_fast+0x3f1/0x5d0 [ 77.911368][ T5279] path_openat+0x224e/0x3830 [ 77.911385][ T5279] ? kasan_save_track+0x3e/0x80 [ 77.911397][ T5279] ? do_sys_openat2+0xcc/0x200 [ 77.911411][ T5279] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 77.911433][ T5279] do_file_open+0x23e/0x4a0 [ 77.911453][ T5279] ? __pfx_do_file_open+0x10/0x10 [ 77.911480][ T5279] ? _raw_spin_unlock+0x28/0x50 [ 77.911497][ T5279] ? alloc_fd+0x651/0x6c0 [ 77.911515][ T5279] do_sys_openat2+0x115/0x200 [ 77.911548][ T5279] ? __pfx_lo_ioctl+0x10/0x10 [ 77.911563][ T5279] ? __pfx_do_sys_openat2+0x10/0x10 [ 77.911575][ T5279] ? blkdev_ioctl+0x5e3/0x740 [ 77.911594][ T5279] ? __pfx_blkdev_ioctl+0x10/0x10 [ 77.911608][ T5279] ? rcu_is_watching+0x15/0xb0 [ 77.911624][ T5279] __x64_sys_openat+0x138/0x170 [ 77.911638][ T5279] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 77.911651][ T5279] do_syscall_64+0x174/0x580 [ 77.911664][ T5279] ? clear_bhb_loop+0x40/0x90 [ 77.911678][ T5279] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 77.911690][ T5279] RIP: 0033:0x7fc7914a7407 [ 77.911700][ T5279] 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 [ 77.911708][ T5279] RSP: 002b:00007ffdefce09c0 EFLAGS: 00000202 ORIG_RAX: 0000000000000101 [ 77.911722][ T5279] RAX: ffffffffffffffda RBX: 00007fc791c48880 RCX: 00007fc7914a7407 [ 77.911730][ T5279] RDX: 0000000000080000 RSI: 000055e68497aad0 RDI: ffffffffffffff9c [ 77.911737][ T5279] RBP: 000055e68497aad0 R08: 0000000000000000 R09: 0000000000000000 [ 77.911750][ T5279] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000000 [ 77.911757][ T5279] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000009 [ 77.911772][ T5279] [ 77.930547][ T5317] FAULT_INJECTION: forcing a failure. [ 77.930547][ T5317] name failslab, interval 1, probability 1, space 0, times 954 [ 77.930665][ T5317] CPU: 0 UID: 0 PID: 5317 Comm: syz.0.0 Not tainted syzkaller #0 PREEMPT(full) [ 77.930682][ T5317] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 77.930689][ T5317] Call Trace: [ 77.930694][ T5317] [ 77.930700][ T5317] dump_stack_lvl+0xe8/0x150 [ 77.930725][ T5317] should_fail_ex+0x40c/0x560 [ 77.930750][ T5317] should_failslab+0xa8/0x100 [ 77.930770][ T5317] kmem_cache_alloc_noprof+0xa6/0x5f0 [ 77.930782][ T5317] ? __pfx_acpi_ut_track_stack_ptr+0x10/0x10 [ 77.930797][ T5317] ? acpi_ps_create_scope_op+0xfb/0x200 [ 77.930808][ T5317] ? acpi_ps_create_scope_op+0xfb/0x200 [ 77.930826][ T5317] acpi_ps_create_scope_op+0xfb/0x200 [ 77.930842][ T5317] acpi_ps_execute_method+0x2ca/0xa70 [ 77.930859][ T5317] ? acpi_ut_exit+0xf3/0x1c0 [ 77.930873][ T5317] acpi_ns_evaluate+0xd05/0x1320 [ 77.930897][ T5317] acpi_ut_evaluate_object+0xe1/0x560 [ 77.930932][ T5317] ? acpi_ut_track_stack_ptr+0x13b/0x1f0 [ 77.930945][ T5317] ? __pfx_acpi_ut_track_stack_ptr+0x10/0x10 [ 77.930962][ T5317] acpi_rs_get_prt_method_data+0xb2/0x150 [ 77.930978][ T5317] ? __pfx_acpi_rs_get_prt_method_data+0x10/0x10 [ 77.930992][ T5317] ? acpi_ut_status_exit+0x120/0x1f0 [ 77.931008][ T5317] ? acpi_rs_validate_parameters+0x16e/0x1a0 [ 77.931026][ T5317] acpi_get_irq_routing_table+0x98/0xe0 [ 77.931043][ T5317] acpi_pci_irq_find_prt_entry+0x163/0x1040 [ 77.931067][ T5317] ? _raw_spin_unlock_irqrestore+0x30/0x80 [ 77.931088][ T5317] ? __pfx_acpi_pci_irq_find_prt_entry+0x10/0x10 [ 77.931105][ T5317] ? pci_conf1_read+0x162/0x1b0 [ 77.931124][ T5317] acpi_pci_irq_lookup+0x45/0x690 [ 77.931144][ T5317] acpi_pci_irq_disable+0x151/0x340 [ 77.931159][ T5317] ? pcibios_disable_device+0x8d/0xc0 [ 77.931180][ T5317] pci_disable_device+0x1d6/0x320 [ 77.931196][ T5317] ? __pfx_pci_disable_device+0x10/0x10 [ 77.931209][ T5317] ? vp_modern_remove+0xee/0x130 [ 77.931228][ T5317] virtio_pci_remove+0xc1/0xf0 [ 77.931245][ T5317] pci_device_remove+0x99/0x1c0 [ 77.931260][ T5317] ? __pfx_pci_device_remove+0x10/0x10 [ 77.931274][ T5317] device_release_driver_internal+0x48b/0x880 [ 77.931293][ T5317] pci_stop_bus_device+0xf6/0x120 [ 77.931313][ T5317] pci_stop_and_remove_bus_device_locked+0x77/0xb0 [ 77.931332][ T5317] remove_store+0xe5/0x150 [ 77.931347][ T5317] ? __pfx_remove_store+0x10/0x10 [ 77.931360][ T5317] ? sysfs_file_kobj+0x1e4/0x230 [ 77.931375][ T5317] ? sysfs_kf_write+0x166/0x260 [ 77.931391][ T5317] ? __pfx_sysfs_kf_write+0x10/0x10 [ 77.931403][ T5317] kernfs_fop_write_iter+0x3a4/0x540 [ 77.931427][ T5317] vfs_write+0x612/0xba0 [ 77.931451][ T5317] ? __pfx_vfs_write+0x10/0x10 [ 77.931476][ T5317] ? __fget_files+0x2a/0x420 [ 77.931497][ T5317] ksys_write+0x150/0x270 [ 77.931516][ T5317] ? __pfx_ksys_write+0x10/0x10 [ 77.931537][ T5317] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 77.931552][ T5317] do_syscall_64+0x174/0x580 [ 77.931565][ T5317] ? trace_irq_disable+0x3b/0x140 [ 77.931580][ T5317] ? clear_bhb_loop+0x40/0x90 [ 77.931597][ T5317] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 77.931608][ T5317] RIP: 0033:0x7f2c9359df99 [ 77.931620][ T5317] 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 [ 77.931628][ T5317] RSP: 002b:00007f2c94421fe8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 77.931642][ T5317] RAX: ffffffffffffffda RBX: 00007f2c93825fa0 RCX: 00007f2c9359df99 [ 77.931652][ T5317] RDX: 0000000000000001 RSI: 0000200000000800 RDI: 0000000000000004 [ 77.931660][ T5317] RBP: 00007f2c93634ec4 R08: 0000000000000000 R09: 0000000000000000 [ 77.931667][ T5317] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 77.931673][ T5317] R13: 00007f2c93826038 R14: 00007f2c93825fa0 R15: 00007ffd97aedc28 [ 77.931694][ T5317] [ 77.946167][ T5317] ACPI Error: Method execution failed \_SB.PCI0._PRT due to previous error (AE_NO_MEMORY) (20260408/uteval-69) [ 77.946335][ T5317] virtio-pci 0000:00:01.0: can't derive routing for PCI INT A [ 77.960983][ T5279] FAULT_INJECTION: forcing a failure. [ 77.960983][ T5279] name failslab, interval 1, probability 1, space 0, times 952 [ 77.961028][ T5279] CPU: 0 UID: 0 PID: 5279 Comm: udevd Not tainted syzkaller #0 PREEMPT(full) [ 77.961040][ T5279] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 77.961047][ T5279] Call Trace: [ 77.961052][ T5279] [ 77.961056][ T5279] dump_stack_lvl+0xe8/0x150 [ 77.961076][ T5279] should_fail_ex+0x40c/0x560 [ 77.961092][ T5279] should_failslab+0xa8/0x100 [ 77.961110][ T5279] kmem_cache_alloc_noprof+0xa6/0x5f0 [ 77.961121][ T5279] ? __kasan_kmalloc+0x93/0xb0 [ 77.961138][ T5279] ? seq_open+0x5f/0x140 [ 77.961147][ T5279] ? seq_open+0x5f/0x140 [ 77.961161][ T5279] seq_open+0x5f/0x140 [ 77.961172][ T5279] kernfs_fop_open+0x575/0xce0 [ 77.961189][ T5279] ? __pfx_kernfs_fop_open+0x10/0x10 [ 77.961199][ T5279] do_dentry_open+0x816/0x1380 [ 77.961216][ T5279] vfs_open+0x3b/0x340 [ 77.961225][ T5279] ? path_openat+0x2e2d/0x3830 [ 77.961240][ T5279] path_openat+0x2e44/0x3830 [ 77.961257][ T5279] ? kasan_save_track+0x3e/0x80 [ 77.961268][ T5279] ? do_sys_openat2+0xcc/0x200 [ 77.961279][ T5279] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 77.961297][ T5279] do_file_open+0x23e/0x4a0 [ 77.961311][ T5279] ? __pfx_do_file_open+0x10/0x10 [ 77.961333][ T5279] ? _raw_spin_unlock+0x28/0x50 [ 77.961347][ T5279] ? alloc_fd+0x651/0x6c0 [ 77.961364][ T5279] do_sys_openat2+0x115/0x200 [ 77.961378][ T5279] ? __pfx_do_sys_openat2+0x10/0x10 [ 77.961389][ T5279] ? __x64_sys_epoll_wait+0x1d7/0x230 [ 77.961414][ T5279] __x64_sys_openat+0x138/0x170 [ 77.961428][ T5279] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 77.961439][ T5279] do_syscall_64+0x174/0x580 [ 77.961452][ T5279] ? clear_bhb_loop+0x40/0x90 [ 77.961466][ T5279] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 77.961476][ T5279] RIP: 0033:0x7fc7914a7407 [ 77.961487][ T5279] 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 [ 77.961518][ T5279] RSP: 002b:00007ffdefcde4b0 EFLAGS: 00000202 ORIG_RAX: 0000000000000101 [ 77.961532][ T5279] RAX: ffffffffffffffda RBX: 00007fc791c48880 RCX: 00007fc7914a7407 [ 77.961540][ T5279] RDX: 0000000000080000 RSI: 00007ffdefcde630 RDI: ffffffffffffff9c [ 77.961548][ T5279] RBP: 0000000000000008 R08: 0000000000000000 R09: 0000000000000000 [ 77.961554][ T5279] R10: 0000000000000000 R11: 0000000000000202 R12: 000055e6843bf7f5 [ 77.961561][ T5279] R13: 000055e6843bf7f5 R14: 0000000000000001 R15: 000055e6843da140 [ 77.961578][ T5279] [ 77.971889][ T5279] FAULT_INJECTION: forcing a failure. [ 77.971889][ T5279] name failslab, interval 1, probability 1, space 0, times 951 [ 77.971958][ T5279] CPU: 0 UID: 0 PID: 5279 Comm: udevd Not tainted syzkaller #0 PREEMPT(full) [ 77.971971][ T5279] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 77.971978][ T5279] Call Trace: [ 77.971983][ T5279] [ 77.971988][ T5279] dump_stack_lvl+0xe8/0x150 [ 77.972010][ T5279] should_fail_ex+0x40c/0x560 [ 77.972027][ T5279] should_failslab+0xa8/0x100 [ 77.972044][ T5279] __kmalloc_cache_noprof+0xa8/0x660 [ 77.972060][ T5279] ? uevent_show+0x15c/0x310 [ 77.972074][ T5279] ? uevent_show+0x15c/0x310 [ 77.972092][ T5279] uevent_show+0x15c/0x310 [ 77.972109][ T5279] dev_attr_show+0x58/0xc0 [ 77.972122][ T5279] ? __pfx_dev_attr_show+0x10/0x10 [ 77.972137][ T5279] sysfs_kf_seq_show+0x331/0x490 [ 77.972157][ T5279] seq_read_iter+0x463/0xca0 [ 77.972179][ T5279] vfs_read+0x595/0xa80 [ 77.972202][ T5279] ? __pfx_vfs_read+0x10/0x10 [ 77.972219][ T5279] ? do_sys_openat2+0x14e/0x200 [ 77.972243][ T5279] ksys_read+0x150/0x270 [ 77.972260][ T5279] ? __pfx_ksys_read+0x10/0x10 [ 77.972282][ T5279] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 77.972294][ T5279] do_syscall_64+0x174/0x580 [ 77.972308][ T5279] ? clear_bhb_loop+0x40/0x90 [ 77.972323][ T5279] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 77.972334][ T5279] RIP: 0033:0x7fc7914a7407 [ 77.972346][ T5279] 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 [ 77.972355][ T5279] RSP: 002b:00007ffdefcde4d0 EFLAGS: 00000202 ORIG_RAX: 0000000000000000 [ 77.972369][ T5279] RAX: ffffffffffffffda RBX: 00007fc791c48880 RCX: 00007fc7914a7407 [ 77.972377][ T5279] RDX: 0000000000001000 RSI: 000055e68499f010 RDI: 0000000000000008 [ 77.972403][ T5279] RBP: 00007fc7915efff0 R08: 0000000000000000 R09: 0000000000000000 [ 77.972410][ T5279] R10: 0000000000000000 R11: 0000000000000202 R12: 000000000000000a [ 77.972417][ T5279] R13: 00007fc7915efea0 R14: 0000000000000000 R15: 000055e684995a80 [ 77.972437][ T5279] [ 78.035371][ T4699] FAULT_INJECTION: forcing a failure. [ 78.035371][ T4699] name failslab, interval 1, probability 1, space 0, times 950 [ 78.035408][ T4699] CPU: 0 UID: 0 PID: 4699 Comm: udevd Not tainted syzkaller #0 PREEMPT(full) [ 78.035421][ T4699] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 78.035428][ T4699] Call Trace: [ 78.035433][ T4699] [ 78.035438][ T4699] dump_stack_lvl+0xe8/0x150 [ 78.035461][ T4699] should_fail_ex+0x40c/0x560 [ 78.035479][ T4699] should_failslab+0xa8/0x100 [ 78.035496][ T4699] __kmalloc_noprof+0xfe/0x720 [ 78.035509][ T4699] ? rcu_is_watching+0x15/0xb0 [ 78.035521][ T4699] ? tomoyo_realpath_from_path+0xef/0x640 [ 78.035532][ T4699] ? tomoyo_realpath_from_path+0xef/0x640 [ 78.035549][ T4699] tomoyo_realpath_from_path+0xef/0x640 [ 78.035567][ T4699] ? tomoyo_path_number_perm+0x219/0x5f0 [ 78.035583][ T4699] tomoyo_path_number_perm+0x246/0x5f0 [ 78.035599][ T4699] ? __lock_acquire+0x683/0x2cf0 [ 78.035616][ T4699] ? __pfx_tomoyo_path_number_perm+0x10/0x10 [ 78.035658][ T4699] ? __pfx_current_check_access_path+0x10/0x10 [ 78.035675][ T4699] ? d_alloc_parallel+0x152b/0x16a0 [ 78.035698][ T4699] tomoyo_path_mknod+0x14a/0x1a0 [ 78.035712][ T4699] ? d_alloc_parallel+0x39c/0x16a0 [ 78.035728][ T4699] ? __pfx_tomoyo_path_mknod+0x10/0x10 [ 78.035750][ T4699] ? __pfx_d_alloc_parallel+0x10/0x10 [ 78.035764][ T4699] ? __d_lookup+0x6f3/0x790 [ 78.035782][ T4699] security_path_mknod+0x176/0x370 [ 78.035797][ T4699] may_o_create+0x2d/0x370 [ 78.035814][ T4699] ? mode_strip_sgid+0xa1/0x1b0 [ 78.035832][ T4699] path_openat+0xfab/0x3830 [ 78.035854][ T4699] ? do_sys_openat2+0xcc/0x200 [ 78.035882][ T4699] do_file_open+0x23e/0x4a0 [ 78.035925][ T4699] ? __pfx_do_file_open+0x10/0x10 [ 78.035956][ T4699] ? _raw_spin_unlock+0x28/0x50 [ 78.035973][ T4699] ? alloc_fd+0x651/0x6c0 [ 78.035993][ T4699] do_sys_openat2+0x115/0x200 [ 78.036008][ T4699] ? __pfx_do_sys_openat2+0x10/0x10 [ 78.036027][ T4699] ? do_user_addr_fault+0xc4a/0x1340 [ 78.036047][ T4699] __x64_sys_openat+0x138/0x170 [ 78.036062][ T4699] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 78.036075][ T4699] do_syscall_64+0x174/0x580 [ 78.036086][ T4699] ? trace_irq_disable+0x3b/0x140 [ 78.036102][ T4699] ? clear_bhb_loop+0x40/0x90 [ 78.036116][ T4699] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 78.036127][ T4699] RIP: 0033:0x7fc7914a7407 [ 78.036139][ T4699] 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 [ 78.036148][ T4699] RSP: 002b:00007ffdefce7060 EFLAGS: 00000202 ORIG_RAX: 0000000000000101 [ 78.036162][ T4699] RAX: ffffffffffffffda RBX: 00007fc791c48880 RCX: 00007fc7914a7407 [ 78.036170][ T4699] RDX: 0000000000080141 RSI: 000055e6843bf02e RDI: ffffffffffffff9c [ 78.036177][ T4699] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 78.036184][ T4699] R10: 00000000000001a4 R11: 0000000000000202 R12: 00000000ffffffff [ 78.036191][ T4699] R13: 00000000ffffffff R14: ffffffffffffffff R15: 0000000000000000 [ 78.036210][ T4699] [ 78.058836][ T5318] pci 0000:00:01.0: [1af4:1050] type 00 class 0x030000 conventional PCI endpoint [ 78.125150][ T5318] pci 0000:00:01.0: BAR 0 [mem 0xfc000000-0xfc7fffff pref] [ 78.125368][ T5318] pci 0000:00:01.0: BAR 2 [mem 0xfca00000-0xfca03fff 64bit pref] [ 78.125442][ T5318] pci 0000:00:01.0: BAR 4 [mem 0xfeaf4000-0xfeaf4fff] [ 78.125568][ T5318] pci 0000:00:01.0: ROM [mem 0xfeae0000-0xfeaeffff pref] [ 78.140931][ T5318] pci 0000:00:01.0: Video device with shadowed ROM at [mem 0x000c0000-0x000dffff] [ 78.187008][ T5318] FAULT_INJECTION: forcing a failure. [ 78.187008][ T5318] name failslab, interval 1, probability 1, space 0, times 949 [ 78.187044][ T5318] CPU: 0 UID: 0 PID: 5318 Comm: syz.0.0 Not tainted syzkaller #0 PREEMPT(full) [ 78.187059][ T5318] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 78.187067][ T5318] Call Trace: [ 78.187105][ T5318] [ 78.187112][ T5318] dump_stack_lvl+0xe8/0x150 [ 78.187168][ T5318] should_fail_ex+0x40c/0x560 [ 78.187218][ T5318] should_failslab+0xa8/0x100 [ 78.187245][ T5318] kmem_cache_alloc_noprof+0xa6/0x5f0 [ 78.187260][ T5318] ? __kernfs_new_node+0xe6/0x980 [ 78.187308][ T5318] ? __kernfs_new_node+0xe6/0x980 [ 78.187328][ T5318] __kernfs_new_node+0xe6/0x980 [ 78.187347][ T5318] ? __pfx___kernfs_new_node+0x10/0x10 [ 78.187360][ T5318] ? kernfs_root+0x1c/0x230 [ 78.187377][ T5318] ? kernfs_root+0x1c/0x230 [ 78.187390][ T5318] ? kernfs_root+0x1c/0x230 [ 78.187403][ T5318] ? kernfs_root+0x1c/0x230 [ 78.187419][ T5318] kernfs_new_node+0xea/0x140 [ 78.187435][ T5318] kernfs_create_link+0xa7/0x200 [ 78.187448][ T5318] sysfs_do_create_link_sd+0x83/0x110 [ 78.187463][ T5318] iommu_device_link+0xf7/0x1b0 [ 78.187478][ T5318] __iommu_probe_device+0x574/0x1260 [ 78.187496][ T5318] iommu_bus_notifier+0x87/0x2c0 [ 78.187517][ T5318] notifier_call_chain+0x1a5/0x3d0 [ 78.187542][ T5318] blocking_notifier_call_chain+0x6a/0x90 [ 78.187561][ T5318] bus_notify+0x143/0x180 [ 78.187582][ T5318] device_add+0x53a/0xb80 [ 78.187601][ T5318] pci_device_add+0x1261/0x1910 [ 78.187621][ T5318] ? __pfx_pci_device_add+0x10/0x10 [ 78.187638][ T5318] ? __kmalloc_cache_noprof+0x150/0x660 [ 78.187655][ T5318] ? __raw_spin_lock_init+0x45/0x100 [ 78.187672][ T5318] pci_scan_single_device+0x3ae/0x400 [ 78.187689][ T5318] ? __pfx_pci_scan_single_device+0x10/0x10 [ 78.187712][ T5318] pci_scan_slot+0x1ba/0x5a0 [ 78.187728][ T5318] ? __pfx_pci_scan_slot+0x10/0x10 [ 78.187742][ T5318] ? __up_read+0x29c/0x930 [ 78.187761][ T5318] pci_scan_child_bus_extend+0x68/0x7c0 [ 78.187776][ T5318] ? pci_find_next_bus+0x63/0x70 [ 78.187797][ T5318] pci_rescan_bus+0x18/0x40 [ 78.187811][ T5318] rescan_store+0xcc/0x150 [ 78.187824][ T5318] ? __pfx_rescan_store+0x10/0x10 [ 78.187839][ T5318] ? sysfs_file_kobj+0x1e4/0x230 [ 78.187853][ T5318] ? sysfs_kf_write+0x166/0x260 [ 78.187868][ T5318] ? __pfx_sysfs_kf_write+0x10/0x10 [ 78.187881][ T5318] kernfs_fop_write_iter+0x3a4/0x540 [ 78.187901][ T5318] vfs_write+0x612/0xba0 [ 78.187922][ T5318] ? __pfx_vfs_write+0x10/0x10 [ 78.187947][ T5318] ? __fget_files+0x2a/0x420 [ 78.187966][ T5318] ksys_write+0x150/0x270 [ 78.187985][ T5318] ? __pfx_ksys_write+0x10/0x10 [ 78.188009][ T5318] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 78.188022][ T5318] do_syscall_64+0x174/0x580 [ 78.188074][ T5318] ? trace_irq_disable+0x3b/0x140 [ 78.188088][ T5318] ? clear_bhb_loop+0x40/0x90 [ 78.188102][ T5318] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 78.188114][ T5318] RIP: 0033:0x7f2c9359df99 [ 78.188128][ T5318] 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 [ 78.188137][ T5318] RSP: 002b:00007f2c94400fe8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 78.188150][ T5318] RAX: ffffffffffffffda RBX: 00007f2c93826090 RCX: 00007f2c9359df99 [ 78.188159][ T5318] RDX: 0000000000000001 RSI: 0000200000000a00 RDI: 0000000000000008 [ 78.188166][ T5318] RBP: 00007f2c93634ec4 R08: 0000000000000000 R09: 0000000000000000 [ 78.188174][ T5318] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 78.188180][ T5318] R13: 00007f2c93826128 R14: 00007f2c93826090 R15: 00007ffd97aedc28 [ 78.188202][ T5318] [ 78.193563][ T5318] pci 0000:00:01.0: vgaarb: setting as boot VGA device [ 78.193585][ T5318] pci 0000:00:01.0: vgaarb: bridge control possible [ 78.193594][ T5318] pci 0000:00:01.0: vgaarb: VGA device added: decodes=io+mem,owns=mem,locks=none [ 78.205031][ T5279] FAULT_INJECTION: forcing a failure. [ 78.205031][ T5279] name failslab, interval 1, probability 1, space 0, times 948 [ 78.205057][ T5279] CPU: 0 UID: 0 PID: 5279 Comm: udevd Not tainted syzkaller #0 PREEMPT(full) [ 78.205069][ T5279] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 78.205076][ T5279] Call Trace: [ 78.205081][ T5279] [ 78.205086][ T5279] dump_stack_lvl+0xe8/0x150 [ 78.205109][ T5279] should_fail_ex+0x40c/0x560 [ 78.205126][ T5279] should_failslab+0xa8/0x100 [ 78.205143][ T5279] __kmalloc_noprof+0xfe/0x720 [ 78.205157][ T5279] ? tomoyo_encode+0x2ad/0x570 [ 78.205169][ T5279] ? tomoyo_encode+0x2ad/0x570 [ 78.205185][ T5279] tomoyo_encode+0x2ad/0x570 [ 78.205216][ T5279] tomoyo_realpath_from_path+0x5fa/0x640 [ 78.205240][ T5279] ? tomoyo_path_number_perm+0x219/0x5f0 [ 78.205256][ T5279] tomoyo_path_number_perm+0x246/0x5f0 [ 78.205273][ T5279] ? __lock_acquire+0x683/0x2cf0 [ 78.205288][ T5279] ? __pfx_tomoyo_path_number_perm+0x10/0x10 [ 78.205344][ T5279] ? __pfx_current_check_access_path+0x10/0x10 [ 78.205361][ T5279] ? d_alloc_parallel+0x152b/0x16a0 [ 78.205383][ T5279] tomoyo_path_mknod+0x14a/0x1a0 [ 78.205397][ T5279] ? d_alloc_parallel+0x39c/0x16a0 [ 78.205412][ T5279] ? __pfx_tomoyo_path_mknod+0x10/0x10 [ 78.205428][ T5279] ? __pfx_d_alloc_parallel+0x10/0x10 [ 78.205440][ T5279] ? __d_lookup+0x6f3/0x790 [ 78.205457][ T5279] security_path_mknod+0x176/0x370 [ 78.205472][ T5279] may_o_create+0x2d/0x370 [ 78.205488][ T5279] ? mode_strip_sgid+0xa1/0x1b0 [ 78.205503][ T5279] path_openat+0xfab/0x3830 [ 78.205524][ T5279] ? do_sys_openat2+0xcc/0x200 [ 78.205551][ T5279] do_file_open+0x23e/0x4a0 [ 78.205569][ T5279] ? __pfx_do_file_open+0x10/0x10 [ 78.205595][ T5279] ? _raw_spin_unlock+0x28/0x50 [ 78.205611][ T5279] ? alloc_fd+0x651/0x6c0 [ 78.205629][ T5279] do_sys_openat2+0x115/0x200 [ 78.205644][ T5279] ? __pfx_do_sys_openat2+0x10/0x10 [ 78.205662][ T5279] ? do_user_addr_fault+0xc4a/0x1340 [ 78.205681][ T5279] __x64_sys_openat+0x138/0x170 [ 78.205695][ T5279] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 78.205707][ T5279] do_syscall_64+0x174/0x580 [ 78.205719][ T5279] ? trace_irq_disable+0x3b/0x140 [ 78.205734][ T5279] ? clear_bhb_loop+0x40/0x90 [ 78.205748][ T5279] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 78.205759][ T5279] RIP: 0033:0x7fc7914a7407 [ 78.205772][ T5279] 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 [ 78.205781][ T5279] RSP: 002b:00007ffdefce6590 EFLAGS: 00000202 ORIG_RAX: 0000000000000101 [ 78.205794][ T5279] RAX: ffffffffffffffda RBX: 00007fc791c48880 RCX: 00007fc7914a7407 [ 78.205802][ T5279] RDX: 0000000000080241 RSI: 00007ffdefce6af0 RDI: ffffffffffffff9c [ 78.205809][ T5279] RBP: 0000000000000004 R08: 0000000000000000 R09: 0000000000000000 [ 78.205816][ T5279] R10: 00000000000001b6 R11: 0000000000000202 R12: 000055e6843bfdfc [ 78.205827][ T5279] R13: 000055e6843bfdfc R14: 0000000000000001 R15: 000055e6843da140 [ 78.205847][ T5279] [ 78.207635][ T5279] ERROR: Out of memory at tomoyo_realpath_from_path. [ 78.217577][ T5279] FAULT_INJECTION: forcing a failure. [ 78.217577][ T5279] name failslab, interval 1, probability 1, space 0, times 946 [ 78.217600][ T5279] CPU: 0 UID: 0 PID: 5279 Comm: udevd Not tainted syzkaller #0 PREEMPT(full) [ 78.217612][ T5279] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 78.217618][ T5279] Call Trace: [ 78.217622][ T5279] [ 78.217626][ T5279] dump_stack_lvl+0xe8/0x150 [ 78.217646][ T5279] should_fail_ex+0x40c/0x560 [ 78.217662][ T5279] should_failslab+0xa8/0x100 [ 78.217678][ T5279] kmem_cache_alloc_noprof+0xa6/0x5f0 [ 78.217691][ T5279] ? security_file_alloc+0x34/0x310 [ 78.217702][ T5279] ? security_file_alloc+0x34/0x310 [ 78.217712][ T5279] security_file_alloc+0x34/0x310 [ 78.217722][ T5279] init_file+0x90/0x2b0 [ 78.217733][ T5279] alloc_empty_file+0x74/0x1d0 [ 78.217741][ T5279] path_openat+0x8f/0x3830 [ 78.217752][ T5279] ? kasan_save_track+0x4f/0x80 [ 78.217762][ T5279] ? kasan_save_track+0x3e/0x80 [ 78.217793][ T5279] ? __kasan_slab_alloc+0x6c/0x80 [ 78.217805][ T5279] ? kmem_cache_alloc_noprof+0x2a0/0x5f0 [ 78.217815][ T5279] ? do_getname+0x2e/0x250 [ 78.217824][ T5279] ? do_sys_openat2+0xcc/0x200 [ 78.217835][ T5279] ? __x64_sys_openat+0x138/0x170 [ 78.217846][ T5279] ? do_syscall_64+0x174/0x580 [ 78.217856][ T5279] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 78.217866][ T5279] ? __lock_acquire+0x683/0x2cf0 [ 78.217883][ T5279] do_file_open+0x23e/0x4a0 [ 78.217899][ T5279] ? __pfx_do_file_open+0x10/0x10 [ 78.217925][ T5279] ? _raw_spin_unlock+0x28/0x50 [ 78.217940][ T5279] ? alloc_fd+0x651/0x6c0 [ 78.217959][ T5279] do_sys_openat2+0x115/0x200 [ 78.217969][ T5279] ? __pfx___up_read+0x10/0x10 [ 78.217977][ T5279] ? __pfx_do_sys_openat2+0x10/0x10 [ 78.217987][ T5279] ? do_user_addr_fault+0xc4a/0x1340 [ 78.217999][ T5279] __x64_sys_openat+0x138/0x170 [ 78.218008][ T5279] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 78.218014][ T5279] do_syscall_64+0x174/0x580 [ 78.218022][ T5279] ? clear_bhb_loop+0x40/0x90 [ 78.218030][ T5279] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 78.218037][ T5279] RIP: 0033:0x7fc7914a7407 [ 78.218044][ T5279] 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 [ 78.218050][ T5279] RSP: 002b:00007ffdefce4060 EFLAGS: 00000202 ORIG_RAX: 0000000000000101 [ 78.218058][ T5279] RAX: ffffffffffffffda RBX: 00007fc791c48880 RCX: 00007fc7914a7407 [ 78.218063][ T5279] RDX: 0000000000080000 RSI: 00007ffdefce4210 RDI: ffffffffffffff9c [ 78.218067][ T5279] RBP: 0000000000000008 R08: 0000000000000000 R09: 0000000000000000 [ 78.218071][ T5279] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fc791cdc53b [ 78.218075][ T5279] R13: 00007fc791cdc53b R14: 0000000000000001 R15: 00007fc791ce1920 [ 78.218086][ T5279] [ 78.222966][ T5318] pci 0000:00:01.0: BAR 0 [mem 0x60000000-0x607fffff pref]: assigned [ 78.234408][ T5318] pci 0000:00:01.0: BAR 2 [mem 0x5c0000000-0x5c0003fff 64bit pref]: assigned [ 78.252794][ T5318] pci 0000:00:01.0: BAR 4 [mem 0x60800000-0x60800fff]: assigned [ 78.264432][ T5318] FAULT_INJECTION: forcing a failure. [ 78.264432][ T5318] name failslab, interval 1, probability 1, space 0, times 945 [ 78.264541][ T5318] CPU: 0 UID: 0 PID: 5318 Comm: syz.0.0 Not tainted syzkaller #0 PREEMPT(full) [ 78.264558][ T5318] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 78.264566][ T5318] Call Trace: [ 78.264602][ T5318] [ 78.264607][ T5318] dump_stack_lvl+0xe8/0x150 [ 78.264664][ T5318] should_fail_ex+0x40c/0x560 [ 78.264712][ T5318] should_failslab+0xa8/0x100 [ 78.264732][ T5318] kmem_cache_alloc_noprof+0xa6/0x5f0 [ 78.264753][ T5318] ? acpi_ut_track_stack_ptr+0x13b/0x1f0 [ 78.264797][ T5318] ? acpi_ut_create_update_state+0x76/0x110 [ 78.264809][ T5318] ? acpi_ut_create_update_state+0x76/0x110 [ 78.264828][ T5318] acpi_ut_create_update_state+0x76/0x110 [ 78.264843][ T5318] acpi_ut_create_update_state_and_push+0x2a/0x70 [ 78.264862][ T5318] acpi_ut_update_object_reference+0x2c0/0x870 [ 78.264882][ T5318] ? __pfx_acpi_ut_update_object_reference+0x10/0x10 [ 78.264897][ T5318] ? acpi_ut_status_exit+0x120/0x1f0 [ 78.264911][ T5318] ? acpi_ut_valid_internal_object+0x53/0x280 [ 78.264933][ T5318] acpi_ex_resolve_node_to_value+0x93a/0xa80 [ 78.264956][ T5318] ? __pfx_acpi_ex_resolve_node_to_value+0x10/0x10 [ 78.264970][ T5318] ? acpi_ut_status_exit+0x120/0x1f0 [ 78.264987][ T5318] ? acpi_ds_create_operand+0x980/0xbe0 [ 78.265008][ T5318] acpi_ex_resolve_to_value+0x23b/0xd50 [ 78.265025][ T5318] ? __pfx_acpi_ex_resolve_to_value+0x10/0x10 [ 78.265041][ T5318] ? __pfx_acpi_ns_lookup+0x10/0x10 [ 78.265053][ T5318] ? acpi_ut_track_stack_ptr+0x13b/0x1f0 [ 78.265066][ T5318] ? __pfx_acpi_ut_track_stack_ptr+0x10/0x10 [ 78.265082][ T5318] acpi_ds_evaluate_name_path+0x253/0x460 [ 78.265104][ T5318] ? __pfx_acpi_ds_evaluate_name_path+0x10/0x10 [ 78.265123][ T5318] ? acpi_ps_get_next_namepath+0x4d3/0x9c0 [ 78.265141][ T5318] acpi_ds_exec_end_op+0x28b/0x1b00 [ 78.265165][ T5318] ? __pfx_acpi_ds_exec_end_op+0x10/0x10 [ 78.265183][ T5318] acpi_ps_parse_loop+0xfa3/0x23f0 [ 78.265224][ T5318] ? __pfx_acpi_ps_parse_loop+0x10/0x10 [ 78.265234][ T5318] ? acpi_ut_create_thread_state+0x73/0x140 [ 78.265251][ T5318] ? acpi_ut_exit+0xf3/0x1c0 [ 78.265265][ T5318] acpi_ps_parse_aml+0x388/0x1020 [ 78.265284][ T5318] acpi_ps_execute_method+0x89d/0xa70 [ 78.265305][ T5318] acpi_ns_evaluate+0xd05/0x1320 [ 78.265328][ T5318] acpi_ut_evaluate_object+0xe1/0x560 [ 78.265342][ T5318] ? acpi_ut_track_stack_ptr+0x13b/0x1f0 [ 78.265355][ T5318] ? __pfx_acpi_ut_track_stack_ptr+0x10/0x10 [ 78.265372][ T5318] acpi_rs_get_prt_method_data+0xb2/0x150 [ 78.265388][ T5318] ? __pfx_acpi_rs_get_prt_method_data+0x10/0x10 [ 78.265402][ T5318] ? acpi_ut_status_exit+0x120/0x1f0 [ 78.265418][ T5318] ? acpi_rs_validate_parameters+0x16e/0x1a0 [ 78.265436][ T5318] acpi_get_irq_routing_table+0x98/0xe0 [ 78.265453][ T5318] acpi_pci_irq_find_prt_entry+0x163/0x1040 [ 78.265478][ T5318] ? __pfx_acpi_pci_irq_find_prt_entry+0x10/0x10 [ 78.265498][ T5318] ? pci_conf1_read+0x162/0x1b0 [ 78.265550][ T5318] acpi_pci_irq_lookup+0x45/0x690 [ 78.265571][ T5318] acpi_pci_irq_enable+0x1ee/0x7a0 [ 78.265587][ T5318] ? driver_probe_device+0x4f/0x240 [ 78.265601][ T5318] ? bus_for_each_drv+0x258/0x2f0 [ 78.265618][ T5318] ? pci_resource_is_optional+0xb5/0x170 [ 78.265630][ T5318] ? __pfx_acpi_pci_irq_enable+0x10/0x10 [ 78.265645][ T5318] ? pci_enable_resources+0x34d/0x430 [ 78.265671][ T5318] do_pci_enable_device+0x26f/0x4a0 [ 78.265687][ T5318] ? __pfx_do_pci_enable_device+0x10/0x10 [ 78.265705][ T5318] ? is_acpi_device_node+0x34/0x70 [ 78.265721][ T5318] pci_enable_device_flags+0x5ab/0x700 [ 78.265740][ T5318] ? __kasan_kmalloc+0x93/0xb0 [ 78.265756][ T5318] ? __pfx_pci_enable_device_flags+0x10/0x10 [ 78.265770][ T5318] ? __kmalloc_cache_noprof+0x150/0x660 [ 78.265787][ T5318] ? __raw_spin_lock_init+0x45/0x100 [ 78.265805][ T5318] virtio_pci_probe+0x1a3/0x330 [ 78.265826][ T5318] pci_device_probe+0x431/0xc90 [ 78.265847][ T5318] ? __pfx_pci_device_probe+0x10/0x10 [ 78.265865][ T5318] ? kernfs_put+0x7b9/0x820 [ 78.265883][ T5318] ? kernfs_create_link+0x187/0x200 [ 78.265898][ T5318] ? sysfs_do_create_link_sd+0xe0/0x110 [ 78.265914][ T5318] ? driver_sysfs_add+0x1fe/0x210 [ 78.265927][ T5318] ? __pfx_pci_device_probe+0x10/0x10 [ 78.265940][ T5318] really_probe+0x254/0xae0 [ 78.265957][ T5318] __driver_probe_device+0x1e8/0x360 [ 78.265973][ T5318] driver_probe_device+0x4f/0x240 [ 78.265988][ T5318] __device_attach_driver+0x270/0x410 [ 78.266005][ T5318] bus_for_each_drv+0x258/0x2f0 [ 78.266022][ T5318] ? __pfx___device_attach_driver+0x10/0x10 [ 78.266035][ T5318] ? __pfx_bus_for_each_drv+0x10/0x10 [ 78.266053][ T5318] ? lockdep_hardirqs_on+0x7a/0x110 [ 78.266066][ T5318] ? _raw_spin_unlock_irqrestore+0x4c/0x80 [ 78.266088][ T5318] __device_attach+0x2c4/0x450 [ 78.266103][ T5318] ? __pfx___device_attach+0x10/0x10 [ 78.266119][ T5318] ? _raw_spin_unlock+0x28/0x50 [ 78.266139][ T5318] device_initial_probe+0xa1/0xd0 [ 78.266153][ T5318] pci_bus_add_device+0xbc/0xe0 [ 78.266168][ T5318] pci_bus_add_devices+0x94/0x1c0 [ 78.266183][ T5318] pci_rescan_bus+0x2a/0x40 [ 78.266199][ T5318] rescan_store+0xcc/0x150 [ 78.266214][ T5318] ? __pfx_rescan_store+0x10/0x10 [ 78.266229][ T5318] ? sysfs_file_kobj+0x1e4/0x230 [ 78.266242][ T5318] ? sysfs_kf_write+0x166/0x260 [ 78.266290][ T5318] ? __pfx_sysfs_kf_write+0x10/0x10 [ 78.266305][ T5318] kernfs_fop_write_iter+0x3a4/0x540 [ 78.266329][ T5318] vfs_write+0x612/0xba0 [ 78.266355][ T5318] ? __pfx_vfs_write+0x10/0x10 [ 78.266382][ T5318] ? __fget_files+0x2a/0x420 [ 78.266405][ T5318] ksys_write+0x150/0x270 [ 78.266425][ T5318] ? __pfx_ksys_write+0x10/0x10 [ 78.266449][ T5318] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 78.266464][ T5318] do_syscall_64+0x174/0x580 [ 78.266476][ T5318] ? trace_irq_disable+0x3b/0x140 [ 78.266493][ T5318] ? clear_bhb_loop+0x40/0x90 [ 78.266508][ T5318] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 78.266520][ T5318] RIP: 0033:0x7f2c9359df99 [ 78.266533][ T5318] 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 [ 78.266543][ T5318] RSP: 002b:00007f2c94400fe8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 78.266559][ T5318] RAX: ffffffffffffffda RBX: 00007f2c93826090 RCX: 00007f2c9359df99 [ 78.266568][ T5318] RDX: 0000000000000001 RSI: 0000200000000a00 RDI: 0000000000000008 [ 78.266575][ T5318] RBP: 00007f2c93634ec4 R08: 0000000000000000 R09: 0000000000000000 [ 78.266583][ T5318] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 78.266590][ T5318] R13: 00007f2c93826128 R14: 00007f2c93826090 R15: 00007ffd97aedc28 [ 78.266612][ T5318] [ 78.266620][ T5318] ACPI Error: AE_NO_MEMORY, Could not update object reference count (20260408/utdelete-651) [ 78.281836][ T5318] FAULT_INJECTION: forcing a failure. [ 78.281836][ T5318] name failslab, interval 1, probability 1, space 0, times 944 [ 78.281864][ T5318] CPU: 0 UID: 0 PID: 5318 Comm: syz.0.0 Not tainted syzkaller #0 PREEMPT(full) [ 78.281878][ T5318] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 78.281887][ T5318] Call Trace: [ 78.281892][ T5318] [ 78.281898][ T5318] dump_stack_lvl+0xe8/0x150 [ 78.281922][ T5318] should_fail_ex+0x40c/0x560 [ 78.281941][ T5318] should_failslab+0xa8/0x100 [ 78.281960][ T5318] kmem_cache_alloc_noprof+0xa6/0x5f0 [ 78.281975][ T5318] ? acpi_ut_track_stack_ptr+0x13b/0x1f0 [ 78.281989][ T5318] ? acpi_ut_create_update_state+0x76/0x110 [ 78.282001][ T5318] ? acpi_ut_create_update_state+0x76/0x110 [ 78.282019][ T5318] acpi_ut_create_update_state+0x76/0x110 [ 78.282035][ T5318] acpi_ut_create_update_state_and_push+0x2a/0x70 [ 78.282055][ T5318] acpi_ut_update_object_reference+0x2c0/0x870 [ 78.282075][ T5318] ? __pfx_acpi_ut_update_object_reference+0x10/0x10 [ 78.282089][ T5318] ? acpi_ut_trace_ptr+0x1a2/0x310 [ 78.282103][ T5318] ? acpi_ut_valid_internal_object+0x53/0x280 [ 78.282165][ T5318] ? acpi_ut_valid_internal_object+0x53/0x280 [ 78.282189][ T5318] acpi_ds_do_implicit_return+0x2ba/0x3c0 [ 78.282212][ T5318] acpi_ds_is_result_used+0x7a/0x8c0 [ 78.282233][ T5318] acpi_ds_delete_result_if_not_used+0xb1/0x190 [ 78.282279][ T5318] ? __pfx_acpi_ds_delete_result_if_not_used+0x10/0x10 [ 78.282301][ T5318] ? acpi_ps_get_next_namepath+0x4d3/0x9c0 [ 78.282317][ T5318] acpi_ds_exec_end_op+0x1015/0x1b00 [ 78.282340][ T5318] ? __pfx_acpi_ds_exec_end_op+0x10/0x10 [ 78.282356][ T5318] acpi_ps_parse_loop+0xfa3/0x23f0 [ 78.282382][ T5318] ? __pfx_acpi_ps_parse_loop+0x10/0x10 [ 78.282393][ T5318] ? acpi_ut_create_thread_state+0x73/0x140 [ 78.282409][ T5318] ? acpi_ut_exit+0xf3/0x1c0 [ 78.282425][ T5318] acpi_ps_parse_aml+0x388/0x1020 [ 78.282441][ T5318] acpi_ps_execute_method+0x89d/0xa70 [ 78.282462][ T5318] acpi_ns_evaluate+0xd05/0x1320 [ 78.282485][ T5318] acpi_ut_evaluate_object+0xe1/0x560 [ 78.282498][ T5318] ? acpi_ut_track_stack_ptr+0x13b/0x1f0 [ 78.282511][ T5318] ? __pfx_acpi_ut_track_stack_ptr+0x10/0x10 [ 78.282527][ T5318] acpi_rs_get_prt_method_data+0xb2/0x150 [ 78.282542][ T5318] ? __pfx_acpi_rs_get_prt_method_data+0x10/0x10 [ 78.282555][ T5318] ? acpi_ut_status_exit+0x120/0x1f0 [ 78.282570][ T5318] ? acpi_rs_validate_parameters+0x16e/0x1a0 [ 78.282588][ T5318] acpi_get_irq_routing_table+0x98/0xe0 [ 78.282603][ T5318] acpi_pci_irq_find_prt_entry+0x163/0x1040 [ 78.282629][ T5318] ? __pfx_acpi_pci_irq_find_prt_entry+0x10/0x10 [ 78.282646][ T5318] ? pci_conf1_read+0x162/0x1b0 [ 78.282663][ T5318] acpi_pci_irq_lookup+0x45/0x690 [ 78.282683][ T5318] acpi_pci_irq_enable+0x1ee/0x7a0 [ 78.282696][ T5318] ? driver_probe_device+0x4f/0x240 [ 78.282711][ T5318] ? bus_for_each_drv+0x258/0x2f0 [ 78.282729][ T5318] ? pci_resource_is_optional+0xb5/0x170 [ 78.282751][ T5318] ? __pfx_acpi_pci_irq_enable+0x10/0x10 [ 78.282766][ T5318] ? pci_enable_resources+0x34d/0x430 [ 78.282791][ T5318] do_pci_enable_device+0x26f/0x4a0 [ 78.282808][ T5318] ? __pfx_do_pci_enable_device+0x10/0x10 [ 78.282826][ T5318] ? is_acpi_device_node+0x34/0x70 [ 78.282841][ T5318] pci_enable_device_flags+0x5ab/0x700 [ 78.282854][ T5318] ? __kasan_kmalloc+0x93/0xb0 [ 78.282871][ T5318] ? __pfx_pci_enable_device_flags+0x10/0x10 [ 78.282883][ T5318] ? __kmalloc_cache_noprof+0x150/0x660 [ 78.282900][ T5318] ? __raw_spin_lock_init+0x45/0x100 [ 78.282917][ T5318] virtio_pci_probe+0x1a3/0x330 [ 78.282938][ T5318] pci_device_probe+0x431/0xc90 [ 78.282957][ T5318] ? __pfx_pci_device_probe+0x10/0x10 [ 78.282976][ T5318] ? kernfs_put+0x7b9/0x820 [ 78.282992][ T5318] ? kernfs_create_link+0x187/0x200 [ 78.283007][ T5318] ? sysfs_do_create_link_sd+0xe0/0x110 [ 78.283023][ T5318] ? driver_sysfs_add+0x1fe/0x210 [ 78.283036][ T5318] ? __pfx_pci_device_probe+0x10/0x10 [ 78.283050][ T5318] really_probe+0x254/0xae0 [ 78.283066][ T5318] __driver_probe_device+0x1e8/0x360 [ 78.283081][ T5318] driver_probe_device+0x4f/0x240 [ 78.283096][ T5318] __device_attach_driver+0x270/0x410 [ 78.283112][ T5318] bus_for_each_drv+0x258/0x2f0 [ 78.283129][ T5318] ? __pfx___device_attach_driver+0x10/0x10 [ 78.283141][ T5318] ? __pfx_bus_for_each_drv+0x10/0x10 [ 78.283157][ T5318] ? lockdep_hardirqs_on+0x7a/0x110 [ 78.283170][ T5318] ? _raw_spin_unlock_irqrestore+0x4c/0x80 [ 78.283191][ T5318] __device_attach+0x2c4/0x450 [ 78.283205][ T5318] ? __pfx___device_attach+0x10/0x10 [ 78.283221][ T5318] ? _raw_spin_unlock+0x28/0x50 [ 78.283240][ T5318] device_initial_probe+0xa1/0xd0 [ 78.283254][ T5318] pci_bus_add_device+0xbc/0xe0 [ 78.283268][ T5318] pci_bus_add_devices+0x94/0x1c0 [ 78.283283][ T5318] pci_rescan_bus+0x2a/0x40 [ 78.283298][ T5318] rescan_store+0xcc/0x150 [ 78.283312][ T5318] ? __pfx_rescan_store+0x10/0x10 [ 78.283329][ T5318] ? sysfs_file_kobj+0x1e4/0x230 [ 78.283341][ T5318] ? sysfs_kf_write+0x166/0x260 [ 78.283356][ T5318] ? __pfx_sysfs_kf_write+0x10/0x10 [ 78.283368][ T5318] kernfs_fop_write_iter+0x3a4/0x540 [ 78.283389][ T5318] vfs_write+0x612/0xba0 [ 78.283413][ T5318] ? __pfx_vfs_write+0x10/0x10 [ 78.283436][ T5318] ? __fget_files+0x2a/0x420 [ 78.283457][ T5318] ksys_write+0x150/0x270 [ 78.283477][ T5318] ? __pfx_ksys_write+0x10/0x10 [ 78.283501][ T5318] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 78.283515][ T5318] do_syscall_64+0x174/0x580 [ 78.283528][ T5318] ? trace_irq_disable+0x3b/0x140 [ 78.283543][ T5318] ? clear_bhb_loop+0x40/0x90 [ 78.283558][ T5318] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 78.283570][ T5318] RIP: 0033:0x7f2c9359df99 [ 78.283584][ T5318] 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 [ 78.283593][ T5318] RSP: 002b:00007f2c94400fe8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 78.283606][ T5318] RAX: ffffffffffffffda RBX: 00007f2c93826090 RCX: 00007f2c9359df99 [ 78.283614][ T5318] RDX: 0000000000000001 RSI: 0000200000000a00 RDI: 0000000000000008 [ 78.283621][ T5318] RBP: 00007f2c93634ec4 R08: 0000000000000000 R09: 0000000000000000 [ 78.283629][ T5318] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 78.283636][ T5318] R13: 00007f2c93826128 R14: 00007f2c93826090 R15: 00007ffd97aedc28 [ 78.283657][ T5318] [ 78.283665][ T5318] ACPI Error: AE_NO_MEMORY, Could not update object reference count (20260408/utdelete-651) [ 78.325362][ T5318] FAULT_INJECTION: forcing a failure. [ 78.325362][ T5318] name failslab, interval 1, probability 1, space 0, times 943 [ 78.325390][ T5318] CPU: 0 UID: 0 PID: 5318 Comm: syz.0.0 Not tainted syzkaller #0 PREEMPT(full) [ 78.325405][ T5318] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 78.325412][ T5318] Call Trace: [ 78.325418][ T5318] [ 78.325423][ T5318] dump_stack_lvl+0xe8/0x150 [ 78.325447][ T5318] should_fail_ex+0x40c/0x560 [ 78.325466][ T5318] should_failslab+0xa8/0x100 [ 78.325483][ T5318] kmem_cache_alloc_noprof+0xa6/0x5f0 [ 78.325498][ T5318] ? acpi_ut_track_stack_ptr+0x13b/0x1f0 [ 78.325513][ T5318] ? acpi_ut_create_update_state+0x76/0x110 [ 78.325523][ T5318] ? acpi_ut_create_update_state+0x76/0x110 [ 78.325540][ T5318] acpi_ut_create_update_state+0x76/0x110 [ 78.325555][ T5318] acpi_ut_create_update_state_and_push+0x2a/0x70 [ 78.325571][ T5318] acpi_ut_update_object_reference+0x2c0/0x870 [ 78.325591][ T5318] ? __pfx_acpi_ut_update_object_reference+0x10/0x10 [ 78.325606][ T5318] ? kasan_quarantine_put+0xbb/0x1f0 [ 78.325619][ T5318] ? acpi_ut_valid_internal_object+0x53/0x280 [ 78.325641][ T5318] acpi_ds_clear_implicit_return+0x156/0x1f0 [ 78.325661][ T5318] acpi_ds_exec_end_control_op+0x533/0xe00 [ 78.325680][ T5318] acpi_ds_exec_end_op+0x799/0x1b00 [ 78.325704][ T5318] ? __pfx_acpi_ds_exec_end_op+0x10/0x10 [ 78.325721][ T5318] acpi_ps_parse_loop+0xfa3/0x23f0 [ 78.325754][ T5318] ? __pfx_acpi_ps_parse_loop+0x10/0x10 [ 78.325765][ T5318] ? acpi_ut_create_thread_state+0x73/0x140 [ 78.325782][ T5318] ? acpi_ut_exit+0xf3/0x1c0 [ 78.325799][ T5318] acpi_ps_parse_aml+0x388/0x1020 [ 78.325816][ T5318] acpi_ps_execute_method+0x89d/0xa70 [ 78.325838][ T5318] acpi_ns_evaluate+0xd05/0x1320 [ 78.325862][ T5318] acpi_ut_evaluate_object+0xe1/0x560 [ 78.325875][ T5318] ? acpi_ut_track_stack_ptr+0x13b/0x1f0 [ 78.325889][ T5318] ? __pfx_acpi_ut_track_stack_ptr+0x10/0x10 [ 78.325903][ T5318] acpi_rs_get_prt_method_data+0xb2/0x150 [ 78.325919][ T5318] ? __pfx_acpi_rs_get_prt_method_data+0x10/0x10 [ 78.325933][ T5318] ? acpi_ut_status_exit+0x120/0x1f0 [ 78.325948][ T5318] ? acpi_rs_validate_parameters+0x16e/0x1a0 [ 78.325965][ T5318] acpi_get_irq_routing_table+0x98/0xe0 [ 78.325982][ T5318] acpi_pci_irq_find_prt_entry+0x163/0x1040 [ 78.326006][ T5318] ? __pfx_acpi_pci_irq_find_prt_entry+0x10/0x10 [ 78.326025][ T5318] ? pci_conf1_read+0x162/0x1b0 [ 78.326042][ T5318] acpi_pci_irq_lookup+0x45/0x690 [ 78.326061][ T5318] acpi_pci_irq_enable+0x1ee/0x7a0 [ 78.326076][ T5318] ? driver_probe_device+0x4f/0x240 [ 78.326090][ T5318] ? bus_for_each_drv+0x258/0x2f0 [ 78.326105][ T5318] ? pci_resource_is_optional+0xb5/0x170 [ 78.326121][ T5318] ? __pfx_acpi_pci_irq_enable+0x10/0x10 [ 78.326135][ T5318] ? pci_enable_resources+0x34d/0x430 [ 78.326160][ T5318] do_pci_enable_device+0x26f/0x4a0 [ 78.326178][ T5318] ? __pfx_do_pci_enable_device+0x10/0x10 [ 78.326194][ T5318] ? is_acpi_device_node+0x34/0x70 [ 78.326209][ T5318] pci_enable_device_flags+0x5ab/0x700 [ 78.326222][ T5318] ? __kasan_kmalloc+0x93/0xb0 [ 78.326237][ T5318] ? __pfx_pci_enable_device_flags+0x10/0x10 [ 78.326279][ T5318] ? __kmalloc_cache_noprof+0x150/0x660 [ 78.326298][ T5318] ? __raw_spin_lock_init+0x45/0x100 [ 78.326317][ T5318] virtio_pci_probe+0x1a3/0x330 [ 78.326336][ T5318] pci_device_probe+0x431/0xc90 [ 78.326358][ T5318] ? __pfx_pci_device_probe+0x10/0x10 [ 78.326376][ T5318] ? kernfs_put+0x7b9/0x820 [ 78.326394][ T5318] ? kernfs_create_link+0x187/0x200 [ 78.326408][ T5318] ? sysfs_do_create_link_sd+0xe0/0x110 [ 78.326423][ T5318] ? driver_sysfs_add+0x1fe/0x210 [ 78.326437][ T5318] ? __pfx_pci_device_probe+0x10/0x10 [ 78.326450][ T5318] really_probe+0x254/0xae0 [ 78.326467][ T5318] __driver_probe_device+0x1e8/0x360 [ 78.326484][ T5318] driver_probe_device+0x4f/0x240 [ 78.326500][ T5318] __device_attach_driver+0x270/0x410 [ 78.326517][ T5318] bus_for_each_drv+0x258/0x2f0 [ 78.326532][ T5318] ? __pfx___device_attach_driver+0x10/0x10 [ 78.326545][ T5318] ? __pfx_bus_for_each_drv+0x10/0x10 [ 78.326561][ T5318] ? lockdep_hardirqs_on+0x7a/0x110 [ 78.326575][ T5318] ? _raw_spin_unlock_irqrestore+0x4c/0x80 [ 78.326595][ T5318] __device_attach+0x2c4/0x450 [ 78.326609][ T5318] ? __pfx___device_attach+0x10/0x10 [ 78.326626][ T5318] ? _raw_spin_unlock+0x28/0x50 [ 78.326644][ T5318] device_initial_probe+0xa1/0xd0 [ 78.326658][ T5318] pci_bus_add_device+0xbc/0xe0 [ 78.326673][ T5318] pci_bus_add_devices+0x94/0x1c0 [ 78.326687][ T5318] pci_rescan_bus+0x2a/0x40 [ 78.326703][ T5318] rescan_store+0xcc/0x150 [ 78.326718][ T5318] ? __pfx_rescan_store+0x10/0x10 [ 78.326740][ T5318] ? sysfs_file_kobj+0x1e4/0x230 [ 78.326756][ T5318] ? sysfs_kf_write+0x166/0x260 [ 78.326772][ T5318] ? __pfx_sysfs_kf_write+0x10/0x10 [ 78.326784][ T5318] kernfs_fop_write_iter+0x3a4/0x540 [ 78.326807][ T5318] vfs_write+0x612/0xba0 [ 78.326832][ T5318] ? __pfx_vfs_write+0x10/0x10 [ 78.326857][ T5318] ? __fget_files+0x2a/0x420 [ 78.326877][ T5318] ksys_write+0x150/0x270 [ 78.326896][ T5318] ? __pfx_ksys_write+0x10/0x10 [ 78.326917][ T5318] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 78.326932][ T5318] do_syscall_64+0x174/0x580 [ 78.326944][ T5318] ? trace_irq_disable+0x3b/0x140 [ 78.326960][ T5318] ? clear_bhb_loop+0x40/0x90 [ 78.326975][ T5318] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 78.326987][ T5318] RIP: 0033:0x7f2c9359df99 [ 78.327001][ T5318] 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 [ 78.327011][ T5318] RSP: 002b:00007f2c94400fe8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 78.327025][ T5318] RAX: ffffffffffffffda RBX: 00007f2c93826090 RCX: 00007f2c9359df99 [ 78.327033][ T5318] RDX: 0000000000000001 RSI: 0000200000000a00 RDI: 0000000000000008 [ 78.327040][ T5318] RBP: 00007f2c93634ec4 R08: 0000000000000000 R09: 0000000000000000 [ 78.327049][ T5318] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 78.327055][ T5318] R13: 00007f2c93826128 R14: 00007f2c93826090 R15: 00007ffd97aedc28 [ 78.327075][ T5318] [ 78.327084][ T5318] ACPI Error: AE_NO_MEMORY, Could not update object reference count (20260408/utdelete-651) [ 78.328148][ T5318] ================================================================== [ 78.328157][ T5318] BUG: KASAN: slab-use-after-free in acpi_ex_resolve_to_value+0xb80/0xd50 [ 78.328174][ T5318] Read of size 1 at addr ffff88801f5c8a98 by task syz.0.0/5318 [ 78.328185][ T5318] [ 78.328192][ T5318] CPU: 0 UID: 0 PID: 5318 Comm: syz.0.0 Not tainted syzkaller #0 PREEMPT(full) [ 78.328207][ T5318] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 78.328214][ T5318] Call Trace: [ 78.328219][ T5318] [ 78.328223][ T5318] dump_stack_lvl+0xe8/0x150 [ 78.328239][ T5318] print_address_description+0x55/0x1e0 [ 78.328254][ T5318] ? acpi_ex_resolve_to_value+0xb80/0xd50 [ 78.328285][ T5318] print_report+0x58/0x70 [ 78.328300][ T5318] kasan_report+0x117/0x150 [ 78.328315][ T5318] ? acpi_ex_resolve_to_value+0xb80/0xd50 [ 78.328331][ T5318] acpi_ex_resolve_to_value+0xb80/0xd50 [ 78.328346][ T5318] ? __pfx_acpi_ex_resolve_to_value+0x10/0x10 [ 78.328362][ T5318] acpi_ds_exec_end_control_op+0x80e/0xe00 [ 78.328376][ T5318] acpi_ds_exec_end_op+0x799/0x1b00 [ 78.328392][ T5318] ? __pfx_acpi_ds_exec_end_op+0x10/0x10 [ 78.328405][ T5318] acpi_ps_parse_loop+0xfa3/0x23f0 [ 78.328420][ T5318] ? __pfx_acpi_ps_parse_loop+0x10/0x10 [ 78.328429][ T5318] ? acpi_ut_create_thread_state+0x73/0x140 [ 78.328440][ T5318] ? acpi_ut_exit+0xf3/0x1c0 [ 78.328451][ T5318] acpi_ps_parse_aml+0x388/0x1020 [ 78.328464][ T5318] acpi_ps_execute_method+0x89d/0xa70 [ 78.328476][ T5318] acpi_ns_evaluate+0xd05/0x1320 [ 78.328492][ T5318] acpi_ut_evaluate_object+0xe1/0x560 [ 78.328543][ T5318] ? acpi_ut_track_stack_ptr+0x13b/0x1f0 [ 78.328557][ T5318] ? __pfx_acpi_ut_track_stack_ptr+0x10/0x10 [ 78.328572][ T5318] acpi_rs_get_prt_method_data+0xb2/0x150 [ 78.328585][ T5318] ? __pfx_acpi_rs_get_prt_method_data+0x10/0x10 [ 78.328601][ T5318] ? acpi_ut_status_exit+0x120/0x1f0 [ 78.328614][ T5318] ? acpi_rs_validate_parameters+0x16e/0x1a0 [ 78.328626][ T5318] acpi_get_irq_routing_table+0x98/0xe0 [ 78.328638][ T5318] acpi_pci_irq_find_prt_entry+0x163/0x1040 [ 78.328653][ T5318] ? __pfx_acpi_pci_irq_find_prt_entry+0x10/0x10 [ 78.328666][ T5318] ? pci_conf1_read+0x162/0x1b0 [ 78.328676][ T5318] acpi_pci_irq_lookup+0x45/0x690 [ 78.328690][ T5318] acpi_pci_irq_enable+0x1ee/0x7a0 [ 78.328701][ T5318] ? driver_probe_device+0x4f/0x240 [ 78.328712][ T5318] ? bus_for_each_drv+0x258/0x2f0 [ 78.328726][ T5318] ? pci_resource_is_optional+0xb5/0x170 [ 78.328747][ T5318] ? __pfx_acpi_pci_irq_enable+0x10/0x10 [ 78.328759][ T5318] ? pci_enable_resources+0x34d/0x430 [ 78.328773][ T5318] do_pci_enable_device+0x26f/0x4a0 [ 78.328785][ T5318] ? __pfx_do_pci_enable_device+0x10/0x10 [ 78.328798][ T5318] ? is_acpi_device_node+0x34/0x70 [ 78.328810][ T5318] pci_enable_device_flags+0x5ab/0x700 [ 78.328822][ T5318] ? __kasan_kmalloc+0x93/0xb0 [ 78.328835][ T5318] ? __pfx_pci_enable_device_flags+0x10/0x10 [ 78.328846][ T5318] ? __kmalloc_cache_noprof+0x150/0x660 [ 78.328859][ T5318] ? __raw_spin_lock_init+0x45/0x100 [ 78.328872][ T5318] virtio_pci_probe+0x1a3/0x330 [ 78.328886][ T5318] pci_device_probe+0x431/0xc90 [ 78.328899][ T5318] ? __pfx_pci_device_probe+0x10/0x10 [ 78.328910][ T5318] ? kernfs_put+0x7b9/0x820 [ 78.328924][ T5318] ? kernfs_create_link+0x187/0x200 [ 78.328935][ T5318] ? sysfs_do_create_link_sd+0xe0/0x110 [ 78.328948][ T5318] ? driver_sysfs_add+0x1fe/0x210 [ 78.328959][ T5318] ? __pfx_pci_device_probe+0x10/0x10 [ 78.328971][ T5318] really_probe+0x254/0xae0 [ 78.328983][ T5318] __driver_probe_device+0x1e8/0x360 [ 78.328996][ T5318] driver_probe_device+0x4f/0x240 [ 78.329009][ T5318] __device_attach_driver+0x270/0x410 [ 78.329023][ T5318] bus_for_each_drv+0x258/0x2f0 [ 78.329038][ T5318] ? __pfx___device_attach_driver+0x10/0x10 [ 78.329051][ T5318] ? __pfx_bus_for_each_drv+0x10/0x10 [ 78.329067][ T5318] ? lockdep_hardirqs_on+0x7a/0x110 [ 78.329079][ T5318] ? _raw_spin_unlock_irqrestore+0x4c/0x80 [ 78.329098][ T5318] __device_attach+0x2c4/0x450 [ 78.329110][ T5318] ? __pfx___device_attach+0x10/0x10 [ 78.329124][ T5318] ? _raw_spin_unlock+0x28/0x50 [ 78.329141][ T5318] device_initial_probe+0xa1/0xd0 [ 78.329153][ T5318] pci_bus_add_device+0xbc/0xe0 [ 78.329165][ T5318] pci_bus_add_devices+0x94/0x1c0 [ 78.329178][ T5318] pci_rescan_bus+0x2a/0x40 [ 78.329194][ T5318] rescan_store+0xcc/0x150 [ 78.329208][ T5318] ? __pfx_rescan_store+0x10/0x10 [ 78.329221][ T5318] ? sysfs_file_kobj+0x1e4/0x230 [ 78.329232][ T5318] ? sysfs_kf_write+0x166/0x260 [ 78.329244][ T5318] ? __pfx_sysfs_kf_write+0x10/0x10 [ 78.329256][ T5318] kernfs_fop_write_iter+0x3a4/0x540 [ 78.329273][ T5318] vfs_write+0x612/0xba0 [ 78.329289][ T5318] ? __pfx_vfs_write+0x10/0x10 [ 78.329307][ T5318] ? __fget_files+0x2a/0x420 [ 78.329323][ T5318] ksys_write+0x150/0x270 [ 78.329339][ T5318] ? __pfx_ksys_write+0x10/0x10 [ 78.329357][ T5318] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 78.329369][ T5318] do_syscall_64+0x174/0x580 [ 78.329382][ T5318] ? trace_irq_disable+0x3b/0x140 [ 78.329397][ T5318] ? clear_bhb_loop+0x40/0x90 [ 78.329410][ T5318] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 78.329421][ T5318] RIP: 0033:0x7f2c9359df99 [ 78.329433][ T5318] 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 [ 78.329442][ T5318] RSP: 002b:00007f2c94400fe8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 78.329456][ T5318] RAX: ffffffffffffffda RBX: 00007f2c93826090 RCX: 00007f2c9359df99 [ 78.329466][ T5318] RDX: 0000000000000001 RSI: 0000200000000a00 RDI: 0000000000000008 [ 78.329474][ T5318] RBP: 00007f2c93634ec4 R08: 0000000000000000 R09: 0000000000000000 [ 78.329482][ T5318] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 78.329490][ T5318] R13: 00007f2c93826128 R14: 00007f2c93826090 R15: 00007ffd97aedc28 [ 78.329506][ T5318] [ 78.329510][ T5318] [ 78.329514][ T5318] Allocated by task 1: [ 78.329522][ T5318] kasan_save_track+0x3e/0x80 [ 78.329535][ T5318] __kasan_slab_alloc+0x6c/0x80 [ 78.329549][ T5318] kmem_cache_alloc_noprof+0x2a0/0x5f0 [ 78.329560][ T5318] acpi_ut_allocate_object_desc_dbg+0x8c/0x230 [ 78.329577][ T5318] acpi_ut_create_internal_object_dbg+0x4d/0x310 [ 78.329593][ T5318] acpi_ds_build_internal_object+0x294/0x690 [ 78.329607][ T5318] acpi_ds_create_node+0xb6/0x1b0 [ 78.329622][ T5318] acpi_ds_exec_end_op+0xe18/0x1b00 [ 78.329638][ T5318] acpi_ps_parse_loop+0xfa3/0x23f0 [ 78.329648][ T5318] acpi_ps_parse_aml+0x388/0x1020 [ 78.329659][ T5318] acpi_ps_execute_table+0x352/0x440 [ 78.329671][ T5318] acpi_ns_execute_table+0x5d0/0x890 [ 78.329684][ T5318] acpi_ns_parse_table+0xef/0x170 [ 78.329697][ T5318] acpi_ns_load_table+0x131/0x430 [ 78.329711][ T5318] acpi_tb_load_namespace+0x2ca/0x880 [ 78.329727][ T5318] acpi_load_tables+0x53/0xf0 [ 78.329818][ T5318] acpi_bus_init+0x82/0x360 [ 78.329833][ T5318] acpi_init+0xa1/0x1f0 [ 78.329845][ T5318] do_one_initcall+0x250/0x870 [ 78.329863][ T5318] do_initcall_level+0x10a/0x1a0 [ 78.329874][ T5318] do_initcalls+0x59/0xa0 [ 78.329884][ T5318] kernel_init_freeable+0x29d/0x3e0 [ 78.329895][ T5318] kernel_init+0x1d/0x1d0 [ 78.329909][ T5318] ret_from_fork+0x514/0xb70 [ 78.329925][ T5318] ret_from_fork_asm+0x1a/0x30 [ 78.329935][ T5318] [ 78.329938][ T5318] Freed by task 5318: [ 78.329944][ T5318] kasan_save_track+0x3e/0x80 [ 78.329957][ T5318] kasan_save_free_info+0x40/0x50 [ 78.329965][ T5318] __kasan_slab_free+0x5c/0x80 [ 78.329977][ T5318] kmem_cache_free+0x182/0x650 [ 78.329991][ T5318] acpi_os_release_object+0x1d/0x30 [ 78.330005][ T5318] acpi_ut_delete_object_desc+0x9b/0x110 [ 78.330019][ T5318] acpi_ut_update_ref_count+0x174c/0x1d10 [ 78.330032][ T5318] acpi_ut_update_object_reference+0x4a8/0x870 [ 78.330045][ T5318] acpi_ds_clear_implicit_return+0x156/0x1f0 [ 78.330061][ T5318] acpi_ds_exec_end_control_op+0x533/0xe00 [ 78.330075][ T5318] acpi_ds_exec_end_op+0x799/0x1b00 [ 78.330092][ T5318] acpi_ps_parse_loop+0xfa3/0x23f0 [ 78.330102][ T5318] acpi_ps_parse_aml+0x388/0x1020 [ 78.330112][ T5318] acpi_ps_execute_method+0x89d/0xa70 [ 78.330124][ T5318] acpi_ns_evaluate+0xd05/0x1320 [ 78.330136][ T5318] acpi_ut_evaluate_object+0xe1/0x560 [ 78.330150][ T5318] acpi_rs_get_prt_method_data+0xb2/0x150 [ 78.330163][ T5318] acpi_get_irq_routing_table+0x98/0xe0 [ 78.330177][ T5318] acpi_pci_irq_find_prt_entry+0x163/0x1040 [ 78.330192][ T5318] acpi_pci_irq_lookup+0x45/0x690 [ 78.330205][ T5318] acpi_pci_irq_enable+0x1ee/0x7a0 [ 78.330219][ T5318] do_pci_enable_device+0x26f/0x4a0 [ 78.330231][ T5318] pci_enable_device_flags+0x5ab/0x700 [ 78.330241][ T5318] virtio_pci_probe+0x1a3/0x330 [ 78.330284][ T5318] pci_device_probe+0x431/0xc90 [ 78.330299][ T5318] really_probe+0x254/0xae0 [ 78.330311][ T5318] __driver_probe_device+0x1e8/0x360 [ 78.330322][ T5318] driver_probe_device+0x4f/0x240 [ 78.330334][ T5318] __device_attach_driver+0x270/0x410 [ 78.330347][ T5318] bus_for_each_drv+0x258/0x2f0 [ 78.330361][ T5318] __device_attach+0x2c4/0x450 [ 78.330371][ T5318] device_initial_probe+0xa1/0xd0 [ 78.330381][ T5318] pci_bus_add_device+0xbc/0xe0 [ 78.330392][ T5318] pci_bus_add_devices+0x94/0x1c0 [ 78.330403][ T5318] pci_rescan_bus+0x2a/0x40 [ 78.330417][ T5318] rescan_store+0xcc/0x150 [ 78.330429][ T5318] kernfs_fop_write_iter+0x3a4/0x540 [ 78.330446][ T5318] vfs_write+0x612/0xba0 [ 78.330461][ T5318] ksys_write+0x150/0x270 [ 78.330475][ T5318] do_syscall_64+0x174/0x580 [ 78.330486][ T5318] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 78.330497][ T5318] [ 78.330501][ T5318] The buggy address belongs to the object at ffff88801f5c8a90 [ 78.330501][ T5318] which belongs to the cache Acpi-Operand of size 72 [ 78.330511][ T5318] The buggy address is located 8 bytes inside of [ 78.330511][ T5318] freed 72-byte region [ffff88801f5c8a90, ffff88801f5c8ad8) [ 78.330523][ T5318] [ 78.330526][ T5318] The buggy address belongs to the physical page: [ 78.330534][ T5318] page: refcount:0 mapcount:0 mapping:0000000000000000 index:0xffff88801f5c85b0 pfn:0x1f5c8 [ 78.330547][ T5318] flags: 0xfff00000000200(workingset|node=0|zone=1|lastcpupid=0x7ff) [ 78.330560][ T5318] page_type: f5(slab) [ 78.330572][ T5318] raw: 00fff00000000200 ffff88801b0a0dc0 ffffea00007ea0d0 ffffea000070b850 [ 78.330583][ T5318] raw: ffff88801f5c85b0 000000080027001d 00000000f5000000 0000000000000000 [ 78.330590][ T5318] page dumped because: kasan: bad access detected [ 78.330596][ T5318] page_owner tracks the page as allocated [ 78.330601][ T5318] page last allocated via order 0, migratetype Unmovable, gfp_mask 0xd2cc0(GFP_KERNEL|__GFP_NOWARN|__GFP_NORETRY|__GFP_COMP|__GFP_NOMEMALLOC), pid 1, tgid 1 (swapper/0), ts 3061448388, free_ts 0 [ 78.330622][ T5318] post_alloc_hook+0x1f9/0x250 [ 78.330634][ T5318] get_page_from_freelist+0x21fa/0x2270 [ 78.330650][ T5318] __alloc_frozen_pages_noprof+0x18d/0x380 [ 78.330664][ T5318] allocate_slab+0x79/0x5e0 [ 78.330680][ T5318] refill_objects+0x2d5/0x350 [ 78.330696][ T5318] __pcs_replace_empty_main+0x2bf/0x6b0 [ 78.330711][ T5318] kmem_cache_alloc_noprof+0x382/0x5f0 [ 78.330723][ T5318] acpi_ut_allocate_object_desc_dbg+0x8c/0x230 [ 78.330746][ T5318] acpi_ut_create_internal_object_dbg+0x4d/0x310 [ 78.330763][ T5318] acpi_ds_build_internal_object+0x294/0x690 [ 78.330780][ T5318] acpi_ds_build_internal_package_obj+0x599/0xbe0 [ 78.330798][ T5318] acpi_ds_eval_data_object_operands+0x337/0x5c0 [ 78.330816][ T5318] acpi_ds_exec_end_op+0x1307/0x1b00 [ 78.330833][ T5318] acpi_ps_parse_loop+0xfa3/0x23f0 [ 78.330843][ T5318] acpi_ps_parse_aml+0x388/0x1020 [ 78.330855][ T5318] acpi_ps_execute_table+0x352/0x440 [ 78.330868][ T5318] page_owner free stack trace missing [ 78.330872][ T5318] [ 78.330876][ T5318] Memory state around the buggy address: [ 78.330883][ T5318] ffff88801f5c8980: 00 00 00 00 fc fc fc fc 00 00 00 00 00 00 00 00 [ 78.330892][ T5318] ffff88801f5c8a00: 00 fc fc fc fc fa fb fb fb fb fb fb fb fb fc fc [ 78.330901][ T5318] >ffff88801f5c8a80: fc fc fa fb fb fb fb fb fb fb fb fc fc fc fc fa [ 78.330907][ T5318] ^ [ 78.330914][ T5318] ffff88801f5c8b00: fb fb fb fb fb fb fb fb fc fc fc fc fa fb fb fb [ 78.330922][ T5318] ffff88801f5c8b80: fb fb fb fb fb fc fc fc fc fa fb fb fb fb fb fb [ 78.330929][ T5318] ================================================================== [ 78.342445][ T5318] Kernel panic - not syncing: KASAN: panic_on_warn set ... [ 78.342462][ T5318] CPU: 0 UID: 0 PID: 5318 Comm: syz.0.0 Not tainted syzkaller #0 PREEMPT(full) [ 78.342479][ T5318] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 78.342487][ T5318] Call Trace: [ 78.342492][ T5318] [ 78.342497][ T5318] vpanic+0x56c/0xa60 [ 78.342514][ T5318] ? __pfx_vpanic+0x10/0x10 [ 78.342528][ T5318] panic+0xc5/0xd0 [ 78.342545][ T5318] ? __pfx_panic+0x10/0x10 [ 78.342564][ T5318] ? preempt_schedule_thunk+0x16/0x40 [ 78.342582][ T5318] ? acpi_ex_resolve_to_value+0xb80/0xd50 [ 78.342596][ T5318] ? preempt_schedule_thunk+0x16/0x40 [ 78.342610][ T5318] ? acpi_ex_resolve_to_value+0xb80/0xd50 [ 78.342625][ T5318] check_panic_on_warn+0x89/0xb0 [ 78.342641][ T5318] ? acpi_ex_resolve_to_value+0xb80/0xd50 [ 78.342656][ T5318] end_report+0x73/0x170 [ 78.342672][ T5318] ? acpi_ex_resolve_to_value+0xb80/0xd50 [ 78.342685][ T5318] kasan_report+0x128/0x150 [ 78.342700][ T5318] ? acpi_ex_resolve_to_value+0xb80/0xd50 [ 78.342717][ T5318] acpi_ex_resolve_to_value+0xb80/0xd50 [ 78.342739][ T5318] ? __pfx_acpi_ex_resolve_to_value+0x10/0x10 [ 78.342757][ T5318] acpi_ds_exec_end_control_op+0x80e/0xe00 [ 78.342777][ T5318] acpi_ds_exec_end_op+0x799/0x1b00 [ 78.342796][ T5318] ? __pfx_acpi_ds_exec_end_op+0x10/0x10 [ 78.342815][ T5318] acpi_ps_parse_loop+0xfa3/0x23f0 [ 78.342830][ T5318] ? __pfx_acpi_ps_parse_loop+0x10/0x10 [ 78.342841][ T5318] ? acpi_ut_create_thread_state+0x73/0x140 [ 78.342855][ T5318] ? acpi_ut_exit+0xf3/0x1c0 [ 78.342868][ T5318] acpi_ps_parse_aml+0x388/0x1020 [ 78.342881][ T5318] acpi_ps_execute_method+0x89d/0xa70 [ 78.342897][ T5318] acpi_ns_evaluate+0xd05/0x1320 [ 78.342914][ T5318] acpi_ut_evaluate_object+0xe1/0x560 [ 78.342927][ T5318] ? acpi_ut_track_stack_ptr+0x13b/0x1f0 [ 78.342939][ T5318] ? __pfx_acpi_ut_track_stack_ptr+0x10/0x10 [ 78.342972][ T5318] acpi_rs_get_prt_method_data+0xb2/0x150 [ 78.342990][ T5318] ? __pfx_acpi_rs_get_prt_method_data+0x10/0x10 [ 78.343006][ T5318] ? acpi_ut_status_exit+0x120/0x1f0 [ 78.343020][ T5318] ? acpi_rs_validate_parameters+0x16e/0x1a0 [ 78.343037][ T5318] acpi_get_irq_routing_table+0x98/0xe0 [ 78.343054][ T5318] acpi_pci_irq_find_prt_entry+0x163/0x1040 [ 78.343071][ T5318] ? __pfx_acpi_pci_irq_find_prt_entry+0x10/0x10 [ 78.343087][ T5318] ? pci_conf1_read+0x162/0x1b0 [ 78.343103][ T5318] acpi_pci_irq_lookup+0x45/0x690 [ 78.343118][ T5318] acpi_pci_irq_enable+0x1ee/0x7a0 [ 78.343133][ T5318] ? driver_probe_device+0x4f/0x240 [ 78.343147][ T5318] ? bus_for_each_drv+0x258/0x2f0 [ 78.343162][ T5318] ? pci_resource_is_optional+0xb5/0x170 [ 78.343175][ T5318] ? __pfx_acpi_pci_irq_enable+0x10/0x10 [ 78.343189][ T5318] ? pci_enable_resources+0x34d/0x430 [ 78.343207][ T5318] do_pci_enable_device+0x26f/0x4a0 [ 78.343221][ T5318] ? __pfx_do_pci_enable_device+0x10/0x10 [ 78.343235][ T5318] ? is_acpi_device_node+0x34/0x70 [ 78.343249][ T5318] pci_enable_device_flags+0x5ab/0x700 [ 78.343262][ T5318] ? __kasan_kmalloc+0x93/0xb0 [ 78.343275][ T5318] ? __pfx_pci_enable_device_flags+0x10/0x10 [ 78.343287][ T5318] ? __kmalloc_cache_noprof+0x150/0x660 [ 78.343304][ T5318] ? __raw_spin_lock_init+0x45/0x100 [ 78.343316][ T5318] virtio_pci_probe+0x1a3/0x330 [ 78.343335][ T5318] pci_device_probe+0x431/0xc90 [ 78.343351][ T5318] ? __pfx_pci_device_probe+0x10/0x10 [ 78.343365][ T5318] ? kernfs_put+0x7b9/0x820 [ 78.343381][ T5318] ? kernfs_create_link+0x187/0x200 [ 78.343395][ T5318] ? sysfs_do_create_link_sd+0xe0/0x110 [ 78.343442][ T5318] ? driver_sysfs_add+0x1fe/0x210 [ 78.343486][ T5318] ? __pfx_pci_device_probe+0x10/0x10 [ 78.343500][ T5318] really_probe+0x254/0xae0 [ 78.343513][ T5318] __driver_probe_device+0x1e8/0x360 [ 78.343528][ T5318] driver_probe_device+0x4f/0x240 [ 78.343543][ T5318] __device_attach_driver+0x270/0x410 [ 78.343558][ T5318] bus_for_each_drv+0x258/0x2f0 [ 78.343574][ T5318] ? __pfx___device_attach_driver+0x10/0x10 [ 78.343588][ T5318] ? __pfx_bus_for_each_drv+0x10/0x10 [ 78.343602][ T5318] ? lockdep_hardirqs_on+0x7a/0x110 [ 78.343616][ T5318] ? _raw_spin_unlock_irqrestore+0x4c/0x80 [ 78.343635][ T5318] __device_attach+0x2c4/0x450 [ 78.343647][ T5318] ? __pfx___device_attach+0x10/0x10 [ 78.343660][ T5318] ? _raw_spin_unlock+0x28/0x50 [ 78.343679][ T5318] device_initial_probe+0xa1/0xd0 [ 78.343691][ T5318] pci_bus_add_device+0xbc/0xe0 [ 78.343703][ T5318] pci_bus_add_devices+0x94/0x1c0 [ 78.343716][ T5318] pci_rescan_bus+0x2a/0x40 [ 78.343739][ T5318] rescan_store+0xcc/0x150 [ 78.343754][ T5318] ? __pfx_rescan_store+0x10/0x10 [ 78.343769][ T5318] ? sysfs_file_kobj+0x1e4/0x230 [ 78.343784][ T5318] ? sysfs_kf_write+0x166/0x260 [ 78.343796][ T5318] ? __pfx_sysfs_kf_write+0x10/0x10 [ 78.343809][ T5318] kernfs_fop_write_iter+0x3a4/0x540 [ 78.343828][ T5318] vfs_write+0x612/0xba0 [ 78.343847][ T5318] ? __pfx_vfs_write+0x10/0x10 [ 78.343867][ T5318] ? __fget_files+0x2a/0x420 [ 78.343883][ T5318] ksys_write+0x150/0x270 [ 78.343899][ T5318] ? __pfx_ksys_write+0x10/0x10 [ 78.343916][ T5318] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 78.343928][ T5318] do_syscall_64+0x174/0x580 [ 78.343941][ T5318] ? trace_irq_disable+0x3b/0x140 [ 78.343957][ T5318] ? clear_bhb_loop+0x40/0x90 [ 78.343970][ T5318] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 78.343982][ T5318] RIP: 0033:0x7f2c9359df99 [ 78.343995][ T5318] 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 [ 78.344007][ T5318] RSP: 002b:00007f2c94400fe8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 78.344021][ T5318] RAX: ffffffffffffffda RBX: 00007f2c93826090 RCX: 00007f2c9359df99 [ 78.344030][ T5318] RDX: 0000000000000001 RSI: 0000200000000a00 RDI: 0000000000000008 [ 78.344037][ T5318] RBP: 00007f2c93634ec4 R08: 0000000000000000 R09: 0000000000000000 [ 78.344047][ T5318] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 78.344054][ T5318] R13: 00007f2c93826128 R14: 00007f2c93826090 R15: 00007ffd97aedc28 [ 78.344068][ T5318] [ 78.344456][ T5318] Kernel Offset: disabled [ 77.009713][ T1332] ieee802154 phy0 wpan0: encryption failed: -22 [ 77.012937][ T1332] ieee802154 phy1 wpan1: encryption failed: -22 [ 77.218683][ T5281] Bluetooth: hci0: command tx timeout