[....] Starting enhanced syslogd: rsyslogd[ 12.907685] audit: type=1400 audit(1515849188.288:5): avc: denied { syslog } for pid=3498 comm="rsyslogd" capability=34 scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=capability2 permissive=1 [?25l[?1c7[ ok 8[?25h[?0c. [....] Starting periodic command scheduler: cron[?25l[?1c7[ ok 8[?25h[?0c. Starting mcstransd: [....] Starting OpenBSD Secure Shell server: sshd[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting file context maintaining daemon: restorecond[?25l[?1c7[ ok 8[?25h[?0c. Debian GNU/Linux 7 syzkaller ttyS0 syzkaller login: [ 18.921656] audit: type=1400 audit(1515849194.302:6): avc: denied { map } for pid=3638 comm="bash" path="/bin/bash" dev="sda1" ino=1457 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=system_u:object_r:file_t:s0 tclass=file permissive=1 Warning: Permanently added '10.128.15.241' (ECDSA) to the list of known hosts. executing program executing program [ 60.355703] audit: type=1400 audit(1515849235.736:7): avc: denied { map } for pid=3655 comm="syzkaller881442" path="/root/syzkaller881442759" dev="sda1" ino=16481 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:object_r:user_home_t:s0 tclass=file permissive=1 executing program [ 60.387447] audit: type=1400 audit(1515849235.768:8): avc: denied { create } for pid=3655 comm="syzkaller881442" scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=netlink_generic_socket permissive=1 [ 60.390658] FAULT_INJECTION: forcing a failure. [ 60.390658] name failslab, interval 1, probability 0, space 0, times 1 [ 60.390666] CPU: 1 PID: 3655 Comm: syzkaller881442 Not tainted 4.15.0-rc7+ #187 [ 60.390669] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 60.390671] Call Trace: [ 60.390685] dump_stack+0x194/0x257 [ 60.390695] ? arch_local_irq_restore+0x53/0x53 executing program [ 60.390705] ? do_raw_spin_trylock+0x190/0x190 [ 60.390720] should_fail+0x8c0/0xa40 [ 60.390724] ? trace_hardirqs_on+0xd/0x10 [ 60.390732] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 60.390747] ? save_stack+0xa3/0xd0 [ 60.390753] ? save_stack+0x43/0xd0 [ 60.390756] ? kasan_kmalloc+0xad/0xe0 executing program [ 60.390761] ? kasan_slab_alloc+0x12/0x20 [ 60.390765] ? kmem_cache_alloc_node+0x144/0x760 [ 60.390771] ? __alloc_skb+0xf1/0x780 executing program [ 60.390777] ? audit_log_start+0x4ef/0xa10 [ 60.390784] ? common_lsm_audit+0x121/0x2430 executing program [ 60.390790] ? slow_avc_audit+0x278/0x360 [ 60.390794] ? avc_has_perm+0x4fb/0x680 [ 60.390798] ? sock_has_perm+0x299/0x420 executing program executing program [ 60.390802] ? selinux_socket_sendmsg+0x36/0x40 [ 60.390806] ? security_socket_sendmsg+0x7d/0xb0 [ 60.390811] ? sock_sendmsg+0x43/0x110 [ 60.390815] ? ___sys_sendmsg+0x767/0x8b0 [ 60.390818] ? __sys_sendmsg+0xe5/0x210 [ 60.390822] ? SyS_sendmsg+0x2d/0x50 [ 60.390829] ? entry_SYSCALL_64_fastpath+0x23/0x9a [ 60.390834] ? _raw_spin_unlock_irqrestore+0x31/0xba executing program [ 60.390841] ? trace_hardirqs_on_caller+0x421/0x5c0 executing program [ 60.390853] ? depot_save_stack+0x3b5/0x490 [ 60.390864] ? save_stack+0xa3/0xd0 [ 60.390869] ? save_stack+0x43/0xd0 [ 60.390873] ? kasan_kmalloc+0xad/0xe0 executing program [ 60.390877] ? kasan_slab_alloc+0x12/0x20 [ 60.390885] should_failslab+0xec/0x120 [ 60.390891] kmem_cache_alloc_node_trace+0x5a/0x750 executing program [ 60.390907] __kmalloc_node_track_caller+0x33/0x70 executing program [ 60.390915] __kmalloc_reserve.isra.39+0x41/0xd0 [ 60.390923] __alloc_skb+0x13b/0x780 [ 60.390931] ? skb_copy_and_csum_dev+0x370/0x370 executing program [ 60.390940] ? rcu_pm_notify+0xc0/0xc0 [ 60.390948] ? audit_log_start+0x4cb/0xa10 [ 60.390958] ? rcu_read_lock_sched_held+0x108/0x120 executing program [ 60.390963] ? kmem_cache_alloc+0x466/0x760 [ 60.390966] ? trace_hardirqs_off+0xd/0x10 [ 60.390971] ? _raw_spin_unlock_irqrestore+0xa6/0xba executing program [ 60.390980] ? debug_object_active_state+0x3a5/0x580 [ 60.390990] audit_log_start+0x4ef/0xa10 [ 60.390999] ? audit_log_task_context+0x260/0x260 executing program [ 60.391015] ? trace_hardirqs_off+0xd/0x10 [ 60.391021] ? __call_rcu.constprop.67+0x52b/0xef0 [ 60.391032] ? rcu_process_callbacks+0x17f0/0x17f0 [ 60.391035] ? sock_has_perm+0x299/0x420 executing program [ 60.391039] ? selinux_socket_sendmsg+0x36/0x40 [ 60.391043] ? security_socket_sendmsg+0x7d/0xb0 [ 60.391046] ? sock_sendmsg+0x43/0x110 [ 60.391049] ? ___sys_sendmsg+0x767/0x8b0 [ 60.391053] ? __sys_sendmsg+0xe5/0x210 [ 60.391056] ? SyS_sendmsg+0x2d/0x50 [ 60.391060] ? entry_SYSCALL_64_fastpath+0x23/0x9a [ 60.391066] ? check_noncircular+0x20/0x20 executing program [ 60.391071] ? print_irqtrace_events+0x270/0x270 executing program [ 60.391081] ? avc_audit_post_callback+0x4a0/0x4a0 [ 60.391084] ? securityfs_remove+0x1b0/0x1b0 [ 60.391089] common_lsm_audit+0x121/0x2430 [ 60.391098] ? debug_check_no_locks_freed+0x3c0/0x3c0 executing program [ 60.391104] ? ipv6_skb_to_auditdata+0xe50/0xe50 [ 60.391111] ? find_held_lock+0x35/0x1d0 [ 60.391124] ? check_noncircular+0x20/0x20 executing program executing program [ 60.391129] ? lock_downgrade+0x980/0x980 [ 60.391140] ? call_rcu_sched+0x12/0x20 [ 60.391147] ? do_raw_spin_trylock+0x190/0x190 executing program [ 60.391154] ? _raw_spin_unlock_irqrestore+0x31/0xba [ 60.391163] ? find_held_lock+0x35/0x1d0 [ 60.391176] slow_avc_audit+0x278/0x360 [ 60.391180] ? slow_avc_audit+0x278/0x360 executing program executing program [ 60.391187] ? avc_get_hash_stats+0x500/0x500 [ 60.391202] ? avc_denied+0x117/0x150 [ 60.391210] avc_has_perm+0x4fb/0x680 [ 60.391222] ? avc_has_perm_noaudit+0x520/0x520 [ 60.391234] ? __might_sleep+0x95/0x190 executing program [ 60.391245] ? kasan_check_write+0x14/0x20 [ 60.391249] ? _copy_from_user+0x99/0x110 [ 60.391259] ? rw_copy_check_uvector+0x1be/0x280 executing program [ 60.391271] sock_has_perm+0x299/0x420 [ 60.391279] ? selinux_secmark_relabel_packet+0xc0/0xc0 executing program [ 60.391284] ? dup_iter+0x1e2/0x260 [ 60.391298] ? copy_msghdr_from_user+0x3a6/0x590 [ 60.391309] selinux_socket_sendmsg+0x36/0x40 executing program [ 60.391314] security_socket_sendmsg+0x7d/0xb0 [ 60.391322] sock_sendmsg+0x43/0x110 [ 60.391330] ___sys_sendmsg+0x767/0x8b0 [ 60.391339] ? copy_msghdr_from_user+0x590/0x590 executing program [ 60.391345] ? putname+0xee/0x130 [ 60.391351] ? check_noncircular+0x20/0x20 [ 60.391358] ? get_pid_task+0xbc/0x140 [ 60.391366] ? proc_fail_nth_write+0xb5/0x260 [ 60.391371] ? map_files_get_link+0x3a0/0x3a0 [ 60.391380] ? __fget_light+0x297/0x380 [ 60.391387] ? fget_raw+0x20/0x20 [ 60.391395] ? find_held_lock+0x35/0x1d0 executing program [ 60.391407] ? vfs_write+0x374/0x510 [ 60.391413] ? lock_downgrade+0x980/0x980 [ 60.391421] ? __fdget+0x18/0x20 [ 60.391435] __sys_sendmsg+0xe5/0x210 executing program [ 60.391438] ? __sys_sendmsg+0xe5/0x210 [ 60.391445] ? SyS_shutdown+0x290/0x290 [ 60.391454] ? __sb_end_write+0xa0/0xd0 [ 60.391461] ? vfs_write+0x224/0x510 [ 60.391476] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 60.391486] SyS_sendmsg+0x2d/0x50 [ 60.391493] entry_SYSCALL_64_fastpath+0x23/0x9a [ 60.391498] RIP: 0033:0x4404e9 [ 60.391500] RSP: 002b:00007ffe2d4c85c8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 60.391505] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00000000004404e9 executing program [ 60.391508] RDX: 0000000000000000 RSI: 0000000020b3dfc8 RDI: 0000000000000003 [ 60.391511] RBP: 0000000000000004 R08: 0000000000000001 R09: 0000000000000034 executing program [ 60.391513] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffe2d4c85d0 [ 60.391516] R13: 0000000000401ea0 R14: 0000000000000000 R15: 0000000000000000 [ 60.391569] audit: audit_lost=1 audit_rate_limit=0 audit_backlog_limit=64 [ 60.391572] audit: out of memory in audit_log_start [ 60.395525] ieee80211 phy2: Selected rate control algorithm 'minstrel_ht' [ 60.420219] FAULT_INJECTION: forcing a failure. [ 60.420219] name fail_page_alloc, interval 1, probability 0, space 0, times 1 [ 60.420233] CPU: 1 PID: 3655 Comm: syzkaller881442 Not tainted 4.15.0-rc7+ #187 [ 60.420236] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 60.420238] Call Trace: [ 60.420253] dump_stack+0x194/0x257 [ 60.420264] ? arch_local_irq_restore+0x53/0x53 [ 60.420285] should_fail+0x8c0/0xa40 [ 60.420295] ? __update_load_avg_se.isra.27+0x56a/0x7c0 [ 60.420304] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 60.420317] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 60.420330] ? get_page_from_freelist+0x341e/0x52f0 [ 60.420337] ? lock_downgrade+0x980/0x980 [ 60.420344] ? set_pageblock_migratetype+0x40/0x40 [ 60.420360] ? mark_held_locks+0xaf/0x100 [ 60.420367] ? get_page_from_freelist+0xa83/0x52f0 [ 60.420376] ? kernel_poison_pages+0xce/0x1f0 [ 60.420382] ? kasan_unpoison_shadow+0x35/0x50 [ 60.420391] ? get_page_from_freelist+0x2d70/0x52f0 [ 60.420396] ? get_page_from_freelist+0x2ddc/0x52f0 [ 60.420404] ? should_fail+0x23b/0xa40 [ 60.420418] __alloc_pages_nodemask+0x338/0xd80 [ 60.420435] ? __alloc_pages_slowpath+0x2d00/0x2d00 [ 60.420446] ? find_held_lock+0x35/0x1d0 [ 60.420458] ? __lock_is_held+0xb6/0x140 [ 60.420486] ? rcu_note_context_switch+0x710/0x710 [ 60.420496] cache_grow_begin+0x72/0x3f0 [ 60.420507] __kmalloc+0x408/0x760 [ 60.420511] ? mark_held_locks+0xaf/0x100 [ 60.420524] ? wiphy_new_nm+0x819/0x21d0 [ 60.420535] wiphy_new_nm+0x819/0x21d0 [ 60.420544] ? cfg80211_dev_check_name.isra.5+0x390/0x390 [ 60.420552] ? __page_frag_cache_drain+0x1c0/0x1c0 [ 60.420560] ? check_noncircular+0x20/0x20 [ 60.420568] ? lock_pin_lock+0x360/0x360 [ 60.420577] ? print_irqtrace_events+0x270/0x270 [ 60.420588] ? print_irqtrace_events+0x270/0x270 [ 60.420600] ? find_held_lock+0x35/0x1d0 [ 60.420620] ? print_irqtrace_events+0x270/0x270 [ 60.420631] ? print_irqtrace_events+0x270/0x270 [ 60.420646] ? print_irqtrace_events+0x270/0x270 [ 60.420656] ? print_irqtrace_events+0x270/0x270 [ 60.420671] ? __lock_acquire+0x664/0x3e00 [ 60.420676] ? print_irqtrace_events+0x270/0x270 [ 60.420685] ? print_irqtrace_events+0x270/0x270 [ 60.420715] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 60.420720] ? print_irqtrace_events+0x270/0x270 [ 60.420731] ? __lock_acquire+0x664/0x3e00 [ 60.420738] ? __lock_acquire+0x664/0x3e00 [ 60.420753] ieee80211_alloc_hw_nm+0x4b4/0x2140 [ 60.420771] ? ieee80211_restart_hw+0x470/0x470 [ 60.420780] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 60.420790] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 60.420811] ? check_noncircular+0x20/0x20 [ 60.420821] ? check_noncircular+0x20/0x20 [ 60.420832] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 60.420838] ? __lock_acquire+0x664/0x3e00 [ 60.420847] ? check_noncircular+0x20/0x20 [ 60.420866] ? print_irqtrace_events+0x270/0x270 [ 60.420872] ? find_held_lock+0x35/0x1d0 [ 60.420890] ? mac80211_hwsim_new_radio+0x1ad/0x2b90 [ 60.420897] ? lock_downgrade+0x980/0x980 [ 60.420910] ? mark_held_locks+0xaf/0x100 [ 60.420920] ? __local_bh_enable_ip+0x121/0x230 [ 60.420928] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 60.420933] ? mac80211_hwsim_new_radio+0x1ad/0x2b90 [ 60.420938] ? trace_hardirqs_on+0xd/0x10 [ 60.420943] ? __local_bh_enable_ip+0x121/0x230 [ 60.420954] mac80211_hwsim_new_radio+0x220/0x2b90 [ 60.420963] ? avc_has_extended_perms+0x12c0/0x12c0 [ 60.420969] ? lock_release+0xa40/0xa40 [ 60.420976] ? trace_event_raw_event_sched_switch+0x800/0x800 [ 60.420984] ? rcu_note_context_switch+0x710/0x710 [ 60.420992] ? mac80211_hwsim_remove_chanctx+0xa0/0xa0 [ 60.420998] ? __might_sleep+0x95/0x190 [ 60.421011] ? genl_rcv_msg+0x115/0x140 [ 60.421019] ? __mutex_lock+0x16f/0x1a80 [ 60.421023] ? genl_rcv_msg+0x115/0x140 [ 60.421033] ? cred_has_capability+0x1a0/0x3d0 [ 60.421041] ? selinux_ipv4_output+0x40/0x40 [ 60.421051] ? check_noncircular+0x20/0x20 [ 60.421060] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 60.421070] ? __kernel_text_address+0xd/0x40 [ 60.421079] ? selinux_capable+0x36/0x40 [ 60.421088] hwsim_new_radio_nl+0x5b7/0x7c0 [ 60.421097] ? mac80211_hwsim_new_radio+0x2b90/0x2b90 [ 60.421109] ? __netlink_ns_capable+0xe1/0x120 [ 60.421121] genl_family_rcv_msg+0x7b7/0xfb0 [ 60.421134] ? genl_rcv+0x40/0x40 [ 60.421138] ? lock_downgrade+0x980/0x980 [ 60.421147] ? lock_release+0xa40/0xa40 [ 60.421156] ? __lock_is_held+0xb6/0x140 [ 60.421167] ? lock_acquire+0x1d5/0x580 [ 60.421190] genl_rcv_msg+0xb2/0x140 [ 60.421199] netlink_rcv_skb+0x224/0x470 [ 60.421205] ? genl_family_rcv_msg+0xfb0/0xfb0 [ 60.421212] ? netlink_ack+0xa10/0xa10 [ 60.421216] ? genl_rcv+0x19/0x40 [ 60.421224] ? netlink_skb_destructor+0x1d0/0x1d0 [ 60.421232] ? selinux_nlmsg_lookup+0x32b/0x430 [ 60.421242] genl_rcv+0x28/0x40 [ 60.421247] netlink_unicast+0x4c4/0x6b0 [ 60.421259] ? netlink_attachskb+0x8a0/0x8a0 [ 60.421270] ? security_netlink_send+0x81/0xb0 [ 60.421279] netlink_sendmsg+0xa4a/0xe60 [ 60.421292] ? netlink_unicast+0x6b0/0x6b0 [ 60.421302] ? security_socket_sendmsg+0x89/0xb0 [ 60.421307] ? netlink_unicast+0x6b0/0x6b0 [ 60.421316] sock_sendmsg+0xca/0x110 [ 60.421324] ___sys_sendmsg+0x767/0x8b0 [ 60.421335] ? copy_msghdr_from_user+0x590/0x590 [ 60.421343] ? putname+0xee/0x130 [ 60.421350] ? check_noncircular+0x20/0x20 [ 60.421357] ? get_pid_task+0xbc/0x140 [ 60.421366] ? proc_fail_nth_write+0xb5/0x260 [ 60.421373] ? map_files_get_link+0x3a0/0x3a0 [ 60.421384] ? __fget_light+0x297/0x380 [ 60.421391] ? fget_raw+0x20/0x20 [ 60.421400] ? find_held_lock+0x35/0x1d0 [ 60.421416] ? vfs_write+0x374/0x510 [ 60.421423] ? lock_downgrade+0x980/0x980 [ 60.421436] ? __fdget+0x18/0x20 [ 60.421447] __sys_sendmsg+0xe5/0x210 [ 60.421451] ? __sys_sendmsg+0xe5/0x210 [ 60.421459] ? SyS_shutdown+0x290/0x290 [ 60.421469] ? __sb_end_write+0xa0/0xd0 [ 60.421476] ? vfs_write+0x224/0x510 [ 60.421494] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 60.421505] SyS_sendmsg+0x2d/0x50 [ 60.421514] entry_SYSCALL_64_fastpath+0x23/0x9a [ 60.421519] RIP: 0033:0x4404e9 [ 60.421522] RSP: 002b:00007ffe2d4c85c8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 60.421528] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00000000004404e9 [ 60.421530] RDX: 0000000000000000 RSI: 0000000020b3dfc8 RDI: 0000000000000005 [ 60.421533] RBP: 0000000000000006 R08: 0000000000000001 R09: 0000000000000034 [ 60.421536] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffe2d4c85d0 [ 60.421538] R13: 0000000000000004 R14: 0000000000000000 R15: 0000000000000000 [ 60.440966] ieee80211 phy3: Selected rate control algorithm 'minstrel_ht' [ 60.469793] FAULT_INJECTION: forcing a failure. [ 60.469793] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 60.469802] CPU: 1 PID: 3655 Comm: syzkaller881442 Not tainted 4.15.0-rc7+ #187 [ 60.469805] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 60.469807] Call Trace: [ 60.469822] dump_stack+0x194/0x257 [ 60.469833] ? arch_local_irq_restore+0x53/0x53 [ 60.469853] should_fail+0x8c0/0xa40 [ 60.469863] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 60.469877] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 60.469891] ? get_page_from_freelist+0x341e/0x52f0 [ 60.469899] ? lock_downgrade+0x980/0x980 [ 60.469905] ? set_pageblock_migratetype+0x40/0x40 [ 60.469921] ? mark_held_locks+0xaf/0x100 [ 60.469928] ? get_page_from_freelist+0xa83/0x52f0 [ 60.469937] ? kernel_poison_pages+0xce/0x1f0 [ 60.469943] ? kasan_unpoison_shadow+0x35/0x50 [ 60.469952] ? get_page_from_freelist+0x2d70/0x52f0 [ 60.469957] ? get_page_from_freelist+0x2ddc/0x52f0 [ 60.469965] ? should_fail+0x23b/0xa40 [ 60.469978] __alloc_pages_nodemask+0x338/0xd80 [ 60.469990] ? __alloc_pages_slowpath+0x2d00/0x2d00 [ 60.470005] ? find_held_lock+0x35/0x1d0 [ 60.470017] ? __lock_is_held+0xb6/0x140 [ 60.470045] ? rcu_note_context_switch+0x710/0x710 [ 60.470055] cache_grow_begin+0x72/0x3f0 [ 60.470065] __kmalloc+0x408/0x760 [ 60.470069] ? mark_held_locks+0xaf/0x100 [ 60.470083] ? wiphy_new_nm+0x819/0x21d0 [ 60.470094] wiphy_new_nm+0x819/0x21d0 [ 60.470103] ? cfg80211_dev_check_name.isra.5+0x390/0x390 [ 60.470111] ? __page_frag_cache_drain+0x1c0/0x1c0 [ 60.470119] ? check_noncircular+0x20/0x20 [ 60.470127] ? lock_pin_lock+0x360/0x360 [ 60.470135] ? print_irqtrace_events+0x270/0x270 [ 60.470141] ? kernel_poison_pages+0xce/0x1f0 [ 60.470145] ? kasan_unpoison_shadow+0x35/0x50 [ 60.470154] ? print_irqtrace_events+0x270/0x270 [ 60.470159] ? __lock_is_held+0xb6/0x140 [ 60.470169] ? find_held_lock+0x35/0x1d0 [ 60.470182] ? print_irqtrace_events+0x270/0x270 [ 60.470189] ? print_irqtrace_events+0x270/0x270 [ 60.470195] ? set_pageblock_migratetype+0x40/0x40 [ 60.470204] ? print_irqtrace_events+0x270/0x270 [ 60.470214] ? print_irqtrace_events+0x270/0x270 [ 60.470229] ? __lock_acquire+0x664/0x3e00 [ 60.470234] ? print_irqtrace_events+0x270/0x270 [ 60.470240] ? print_irqtrace_events+0x270/0x270 [ 60.470258] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 60.470262] ? print_irqtrace_events+0x270/0x270 [ 60.470274] ? __lock_acquire+0x664/0x3e00 [ 60.470280] ? __lock_acquire+0x664/0x3e00 [ 60.470296] ieee80211_alloc_hw_nm+0x4b4/0x2140 [ 60.470307] ? ieee80211_restart_hw+0x470/0x470 [ 60.470313] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 60.470320] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 60.470333] ? check_noncircular+0x20/0x20 [ 60.470339] ? check_noncircular+0x20/0x20 [ 60.470346] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 60.470350] ? __lock_acquire+0x664/0x3e00 [ 60.470357] ? check_noncircular+0x20/0x20 [ 60.470376] ? print_irqtrace_events+0x270/0x270 [ 60.470382] ? find_held_lock+0x35/0x1d0 [ 60.470398] ? mac80211_hwsim_new_radio+0x1ad/0x2b90 [ 60.470405] ? lock_downgrade+0x980/0x980 [ 60.470418] ? mark_held_locks+0xaf/0x100 [ 60.470434] ? __local_bh_enable_ip+0x121/0x230 [ 60.470442] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 60.470447] ? mac80211_hwsim_new_radio+0x1ad/0x2b90 [ 60.470452] ? trace_hardirqs_on+0xd/0x10 [ 60.470457] ? __local_bh_enable_ip+0x121/0x230 [ 60.470468] mac80211_hwsim_new_radio+0x220/0x2b90 [ 60.470477] ? avc_has_extended_perms+0x12c0/0x12c0 [ 60.470483] ? lock_release+0xa40/0xa40 [ 60.470491] ? trace_event_raw_event_sched_switch+0x800/0x800 [ 60.470500] ? rcu_note_context_switch+0x710/0x710 [ 60.470508] ? mac80211_hwsim_remove_chanctx+0xa0/0xa0 [ 60.470515] ? __might_sleep+0x95/0x190 [ 60.470525] ? genl_rcv_msg+0x115/0x140 [ 60.470533] ? __mutex_lock+0x16f/0x1a80 [ 60.470537] ? genl_rcv_msg+0x115/0x140 [ 60.470547] ? cred_has_capability+0x1a0/0x3d0 [ 60.470555] ? selinux_ipv4_output+0x40/0x40 [ 60.470565] ? check_noncircular+0x20/0x20 [ 60.470574] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 60.470583] ? __kernel_text_address+0xd/0x40 [ 60.470592] ? selinux_capable+0x36/0x40 [ 60.470601] hwsim_new_radio_nl+0x5b7/0x7c0 [ 60.470610] ? mac80211_hwsim_new_radio+0x2b90/0x2b90 [ 60.470622] ? __netlink_ns_capable+0xe1/0x120 [ 60.470633] genl_family_rcv_msg+0x7b7/0xfb0 [ 60.470646] ? genl_rcv+0x40/0x40 [ 60.470651] ? lock_downgrade+0x980/0x980 [ 60.470660] ? lock_release+0xa40/0xa40 [ 60.470669] ? __lock_is_held+0xb6/0x140 [ 60.470680] ? lock_acquire+0x1d5/0x580 [ 60.470703] genl_rcv_msg+0xb2/0x140 [ 60.470712] netlink_rcv_skb+0x224/0x470 [ 60.470718] ? genl_family_rcv_msg+0xfb0/0xfb0 [ 60.470725] ? netlink_ack+0xa10/0xa10 [ 60.470728] ? genl_rcv+0x19/0x40 [ 60.470736] ? netlink_skb_destructor+0x1d0/0x1d0 [ 60.470745] ? selinux_nlmsg_lookup+0x32b/0x430 [ 60.470754] genl_rcv+0x28/0x40 [ 60.470760] netlink_unicast+0x4c4/0x6b0 [ 60.470771] ? netlink_attachskb+0x8a0/0x8a0 [ 60.470782] ? security_netlink_send+0x81/0xb0 [ 60.470791] netlink_sendmsg+0xa4a/0xe60 [ 60.470805] ? netlink_unicast+0x6b0/0x6b0 [ 60.470814] ? security_socket_sendmsg+0x89/0xb0 [ 60.470820] ? netlink_unicast+0x6b0/0x6b0 [ 60.470830] sock_sendmsg+0xca/0x110 [ 60.470838] ___sys_sendmsg+0x767/0x8b0 [ 60.470849] ? copy_msghdr_from_user+0x590/0x590 [ 60.470858] ? putname+0xee/0x130 [ 60.470864] ? check_noncircular+0x20/0x20 [ 60.470871] ? get_pid_task+0xbc/0x140 [ 60.470881] ? proc_fail_nth_write+0xb5/0x260 [ 60.470887] ? map_files_get_link+0x3a0/0x3a0 [ 60.470899] ? __fget_light+0x297/0x380 [ 60.470906] ? fget_raw+0x20/0x20 [ 60.470915] ? find_held_lock+0x35/0x1d0 [ 60.470930] ? vfs_write+0x374/0x510 [ 60.470937] ? lock_downgrade+0x980/0x980 [ 60.470946] ? __fdget+0x18/0x20 [ 60.470957] __sys_sendmsg+0xe5/0x210 [ 60.470961] ? __sys_sendmsg+0xe5/0x210 [ 60.470968] ? SyS_shutdown+0x290/0x290 [ 60.470979] ? __sb_end_write+0xa0/0xd0 [ 60.470986] ? vfs_write+0x224/0x510 [ 60.471004] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 60.471016] SyS_sendmsg+0x2d/0x50 [ 60.471024] entry_SYSCALL_64_fastpath+0x23/0x9a [ 60.471029] RIP: 0033:0x4404e9 [ 60.471032] RSP: 002b:00007ffe2d4c85c8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 60.471037] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00000000004404e9 [ 60.471040] RDX: 0000000000000000 RSI: 0000000020b3dfc8 RDI: 0000000000000007 [ 60.471043] RBP: 0000000000000008 R08: 0000000000000001 R09: 0000000000000034 [ 60.471046] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffe2d4c85d0 [ 60.471048] R13: 0000000000000006 R14: 0000000000000000 R15: 0000000000000000 [ 60.479382] ieee80211 phy4: Selected rate control algorithm 'minstrel_ht' [ 60.512456] FAULT_INJECTION: forcing a failure. [ 60.512456] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 60.512465] CPU: 0 PID: 3655 Comm: syzkaller881442 Not tainted 4.15.0-rc7+ #187 [ 60.512468] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 60.512470] Call Trace: [ 60.512484] dump_stack+0x194/0x257 [ 60.512494] ? arch_local_irq_restore+0x53/0x53 [ 60.512514] should_fail+0x8c0/0xa40 [ 60.512522] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 60.512535] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 60.512549] ? get_page_from_freelist+0x341e/0x52f0 [ 60.512556] ? lock_downgrade+0x980/0x980 [ 60.512562] ? set_pageblock_migratetype+0x40/0x40 [ 60.512576] ? mark_held_locks+0xaf/0x100 [ 60.512582] ? get_page_from_freelist+0xa83/0x52f0 [ 60.512591] ? kernel_poison_pages+0xce/0x1f0 [ 60.512596] ? kasan_unpoison_shadow+0x35/0x50 [ 60.512604] ? get_page_from_freelist+0x2d70/0x52f0 [ 60.512609] ? get_page_from_freelist+0x2ddc/0x52f0 [ 60.512617] ? should_fail+0x23b/0xa40 [ 60.512630] __alloc_pages_nodemask+0x338/0xd80 [ 60.512634] ? get_page_from_freelist+0x2ce3/0x52f0 [ 60.512644] ? __alloc_pages_slowpath+0x2d00/0x2d00 [ 60.512655] ? find_held_lock+0x35/0x1d0 [ 60.512665] ? __lock_is_held+0xb6/0x140 [ 60.512691] ? rcu_note_context_switch+0x710/0x710 [ 60.512700] cache_grow_begin+0x72/0x3f0 [ 60.512710] __kmalloc+0x408/0x760 [ 60.512713] ? mark_held_locks+0xaf/0x100 [ 60.512726] ? wiphy_new_nm+0x819/0x21d0 [ 60.512736] wiphy_new_nm+0x819/0x21d0 [ 60.512744] ? cfg80211_dev_check_name.isra.5+0x390/0x390 [ 60.512752] ? __page_frag_cache_drain+0x1c0/0x1c0 [ 60.512759] ? check_noncircular+0x20/0x20 [ 60.512767] ? lock_pin_lock+0x360/0x360 [ 60.512774] ? print_irqtrace_events+0x270/0x270 [ 60.512782] ? __isolate_free_page+0x8a0/0x8a0 [ 60.512788] ? print_irqtrace_events+0x270/0x270 [ 60.512803] ? find_held_lock+0x35/0x1d0 [ 60.512815] ? print_irqtrace_events+0x270/0x270 [ 60.512821] ? print_irqtrace_events+0x270/0x270 [ 60.512827] ? set_pageblock_migratetype+0x40/0x40 [ 60.512835] ? print_irqtrace_events+0x270/0x270 [ 60.512845] ? print_irqtrace_events+0x270/0x270 [ 60.512858] ? __lock_acquire+0x664/0x3e00 [ 60.512863] ? print_irqtrace_events+0x270/0x270 [ 60.512869] ? print_irqtrace_events+0x270/0x270 [ 60.512885] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 60.512889] ? print_irqtrace_events+0x270/0x270 [ 60.512900] ? __lock_acquire+0x664/0x3e00 [ 60.512906] ? __lock_acquire+0x664/0x3e00 [ 60.512919] ieee80211_alloc_hw_nm+0x4b4/0x2140 [ 60.512930] ? ieee80211_restart_hw+0x470/0x470 [ 60.512935] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 60.512941] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 60.512953] ? check_noncircular+0x20/0x20 [ 60.512958] ? check_noncircular+0x20/0x20 [ 60.512964] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 60.512968] ? __lock_acquire+0x664/0x3e00 [ 60.512975] ? check_noncircular+0x20/0x20 [ 60.512992] ? print_irqtrace_events+0x270/0x270 [ 60.512997] ? find_held_lock+0x35/0x1d0 [ 60.513017] ? mac80211_hwsim_new_radio+0x1ad/0x2b90 [ 60.513023] ? lock_downgrade+0x980/0x980 [ 60.513036] ? mark_held_locks+0xaf/0x100 [ 60.513046] ? __local_bh_enable_ip+0x121/0x230 [ 60.513053] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 60.513057] ? mac80211_hwsim_new_radio+0x1ad/0x2b90 [ 60.513062] ? trace_hardirqs_on+0xd/0x10 [ 60.513066] ? __local_bh_enable_ip+0x121/0x230 [ 60.513076] mac80211_hwsim_new_radio+0x220/0x2b90 [ 60.513085] ? avc_has_extended_perms+0x12c0/0x12c0 [ 60.513090] ? lock_release+0xa40/0xa40 [ 60.513097] ? trace_event_raw_event_sched_switch+0x800/0x800 [ 60.513105] ? rcu_note_context_switch+0x710/0x710 [ 60.513112] ? mac80211_hwsim_remove_chanctx+0xa0/0xa0 [ 60.513118] ? __might_sleep+0x95/0x190 [ 60.513128] ? genl_rcv_msg+0x115/0x140 [ 60.513136] ? __mutex_lock+0x16f/0x1a80 [ 60.513140] ? genl_rcv_msg+0x115/0x140 [ 60.513149] ? cred_has_capability+0x1a0/0x3d0 [ 60.513157] ? selinux_ipv4_output+0x40/0x40 [ 60.513166] ? check_noncircular+0x20/0x20 [ 60.513174] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 60.513182] ? __kernel_text_address+0xd/0x40 [ 60.513191] ? selinux_capable+0x36/0x40 [ 60.513199] hwsim_new_radio_nl+0x5b7/0x7c0 [ 60.513207] ? mac80211_hwsim_new_radio+0x2b90/0x2b90 [ 60.513218] ? __netlink_ns_capable+0xe1/0x120 [ 60.513229] genl_family_rcv_msg+0x7b7/0xfb0 [ 60.513241] ? genl_rcv+0x40/0x40 [ 60.513245] ? lock_downgrade+0x980/0x980 [ 60.513253] ? lock_release+0xa40/0xa40 [ 60.513262] ? __lock_is_held+0xb6/0x140 [ 60.513272] ? lock_acquire+0x1d5/0x580 [ 60.513293] genl_rcv_msg+0xb2/0x140 [ 60.513301] netlink_rcv_skb+0x224/0x470 [ 60.513306] ? genl_family_rcv_msg+0xfb0/0xfb0 [ 60.513313] ? netlink_ack+0xa10/0xa10 [ 60.513316] ? genl_rcv+0x19/0x40 [ 60.513323] ? netlink_skb_destructor+0x1d0/0x1d0 [ 60.513331] ? selinux_nlmsg_lookup+0x32b/0x430 [ 60.513340] genl_rcv+0x28/0x40 [ 60.513345] netlink_unicast+0x4c4/0x6b0 [ 60.513356] ? netlink_attachskb+0x8a0/0x8a0 [ 60.513367] ? security_netlink_send+0x81/0xb0 [ 60.513375] netlink_sendmsg+0xa4a/0xe60 [ 60.513387] ? netlink_unicast+0x6b0/0x6b0 [ 60.513396] ? security_socket_sendmsg+0x89/0xb0 [ 60.513401] ? netlink_unicast+0x6b0/0x6b0 [ 60.513411] sock_sendmsg+0xca/0x110 [ 60.513418] ___sys_sendmsg+0x767/0x8b0 [ 60.513428] ? copy_msghdr_from_user+0x590/0x590 [ 60.513436] ? putname+0xee/0x130 [ 60.513442] ? check_noncircular+0x20/0x20 [ 60.513449] ? get_pid_task+0xbc/0x140 [ 60.513457] ? proc_fail_nth_write+0xb5/0x260 [ 60.513463] ? map_files_get_link+0x3a0/0x3a0 [ 60.513473] ? __fget_light+0x297/0x380 [ 60.513480] ? fget_raw+0x20/0x20 [ 60.513489] ? find_held_lock+0x35/0x1d0 [ 60.513502] ? vfs_write+0x374/0x510 [ 60.513508] ? lock_downgrade+0x980/0x980 [ 60.513517] ? __fdget+0x18/0x20 [ 60.513527] __sys_sendmsg+0xe5/0x210 [ 60.513531] ? __sys_sendmsg+0xe5/0x210 [ 60.513538] ? SyS_shutdown+0x290/0x290 [ 60.513548] ? __sb_end_write+0xa0/0xd0 [ 60.513554] ? vfs_write+0x224/0x510 [ 60.513571] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 60.513581] SyS_sendmsg+0x2d/0x50 [ 60.513589] entry_SYSCALL_64_fastpath+0x23/0x9a [ 60.513594] RIP: 0033:0x4404e9 [ 60.513596] RSP: 002b:00007ffe2d4c85c8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 60.513601] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00000000004404e9 [ 60.513603] RDX: 0000000000000000 RSI: 0000000020b3dfc8 RDI: 0000000000000009 [ 60.513606] RBP: 000000000000000a R08: 0000000000000001 R09: 0000000000000034 [ 60.513608] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffe2d4c85d0 [ 60.513611] R13: 0000000000000008 R14: 0000000000000000 R15: 0000000000000000 [ 60.524278] ieee80211 phy5: Selected rate control algorithm 'minstrel_ht' [ 60.560825] FAULT_INJECTION: forcing a failure. [ 60.560825] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 60.560833] CPU: 0 PID: 3655 Comm: syzkaller881442 Not tainted 4.15.0-rc7+ #187 [ 60.560836] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 60.560838] Call Trace: [ 60.560853] dump_stack+0x194/0x257 [ 60.560863] ? arch_local_irq_restore+0x53/0x53 [ 60.560882] should_fail+0x8c0/0xa40 [ 60.560890] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 60.560903] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 60.560917] ? get_page_from_freelist+0x341e/0x52f0 [ 60.560924] ? lock_downgrade+0x980/0x980 [ 60.560930] ? set_pageblock_migratetype+0x40/0x40 [ 60.560945] ? mark_held_locks+0xaf/0x100 [ 60.560951] ? get_page_from_freelist+0xa83/0x52f0 [ 60.560960] ? kernel_poison_pages+0xce/0x1f0 [ 60.560965] ? kasan_unpoison_shadow+0x35/0x50 [ 60.560973] ? get_page_from_freelist+0x2d70/0x52f0 [ 60.560978] ? get_page_from_freelist+0x2ddc/0x52f0 [ 60.560985] ? should_fail+0x23b/0xa40 [ 60.560997] __alloc_pages_nodemask+0x338/0xd80 [ 60.561012] ? __alloc_pages_slowpath+0x2d00/0x2d00 [ 60.561015] ? kasan_unpoison_shadow+0x35/0x50 [ 60.561025] ? find_held_lock+0x35/0x1d0 [ 60.561038] ? __lock_is_held+0xb6/0x140 [ 60.561068] ? rcu_note_context_switch+0x710/0x710 [ 60.561077] cache_grow_begin+0x72/0x3f0 [ 60.561087] __kmalloc+0x408/0x760 [ 60.561090] ? mark_held_locks+0xaf/0x100 [ 60.561101] ? wiphy_new_nm+0x819/0x21d0 [ 60.561111] wiphy_new_nm+0x819/0x21d0 [ 60.561119] ? cfg80211_dev_check_name.isra.5+0x390/0x390 [ 60.561126] ? __page_frag_cache_drain+0x1c0/0x1c0 [ 60.561133] ? check_noncircular+0x20/0x20 [ 60.561140] ? lock_pin_lock+0x360/0x360 [ 60.561148] ? print_irqtrace_events+0x270/0x270 [ 60.561153] ? kernel_poison_pages+0xce/0x1f0 [ 60.561157] ? kasan_unpoison_shadow+0x35/0x50 [ 60.561164] ? print_irqtrace_events+0x270/0x270 [ 60.561175] ? find_held_lock+0x35/0x1d0 [ 60.561187] ? print_irqtrace_events+0x270/0x270 [ 60.561193] ? print_irqtrace_events+0x270/0x270 [ 60.561199] ? set_pageblock_migratetype+0x40/0x40 [ 60.561207] ? print_irqtrace_events+0x270/0x270 [ 60.561216] ? print_irqtrace_events+0x270/0x270 [ 60.561230] ? __lock_acquire+0x664/0x3e00 [ 60.561235] ? print_irqtrace_events+0x270/0x270 [ 60.561241] ? print_irqtrace_events+0x270/0x270 [ 60.561257] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 60.561261] ? print_irqtrace_events+0x270/0x270 [ 60.561271] ? __lock_acquire+0x664/0x3e00 [ 60.561278] ? __lock_acquire+0x664/0x3e00 [ 60.561291] ieee80211_alloc_hw_nm+0x4b4/0x2140 [ 60.561301] ? ieee80211_restart_hw+0x470/0x470 [ 60.561306] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 60.561312] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 60.561323] ? check_noncircular+0x20/0x20 [ 60.561329] ? check_noncircular+0x20/0x20 [ 60.561335] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 60.561338] ? __lock_acquire+0x664/0x3e00 [ 60.561345] ? check_noncircular+0x20/0x20 [ 60.561364] ? print_irqtrace_events+0x270/0x270 [ 60.561370] ? find_held_lock+0x35/0x1d0 [ 60.561385] ? mac80211_hwsim_new_radio+0x1ad/0x2b90 [ 60.561391] ? lock_downgrade+0x980/0x980 [ 60.561405] ? mark_held_locks+0xaf/0x100 [ 60.561413] ? __local_bh_enable_ip+0x121/0x230 [ 60.561420] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 60.561424] ? mac80211_hwsim_new_radio+0x1ad/0x2b90 [ 60.561429] ? trace_hardirqs_on+0xd/0x10 [ 60.561433] ? __local_bh_enable_ip+0x121/0x230 [ 60.561443] mac80211_hwsim_new_radio+0x220/0x2b90 [ 60.561450] ? avc_has_extended_perms+0x12c0/0x12c0 [ 60.561456] ? lock_release+0xa40/0xa40 [ 60.561462] ? trace_event_raw_event_sched_switch+0x800/0x800 [ 60.561470] ? rcu_note_context_switch+0x710/0x710 [ 60.561477] ? mac80211_hwsim_remove_chanctx+0xa0/0xa0 [ 60.561483] ? __might_sleep+0x95/0x190 [ 60.561491] ? genl_rcv_msg+0x115/0x140 [ 60.561499] ? __mutex_lock+0x16f/0x1a80 [ 60.561503] ? genl_rcv_msg+0x115/0x140 [ 60.561511] ? cred_has_capability+0x1a0/0x3d0 [ 60.561518] ? selinux_ipv4_output+0x40/0x40 [ 60.561527] ? check_noncircular+0x20/0x20 [ 60.561535] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 60.561541] ? __kernel_text_address+0xd/0x40 [ 60.561550] ? selinux_capable+0x36/0x40 [ 60.561559] hwsim_new_radio_nl+0x5b7/0x7c0 [ 60.561567] ? mac80211_hwsim_new_radio+0x2b90/0x2b90 [ 60.561578] ? __netlink_ns_capable+0xe1/0x120 [ 60.561588] genl_family_rcv_msg+0x7b7/0xfb0 [ 60.561601] ? genl_rcv+0x40/0x40 [ 60.561604] ? lock_downgrade+0x980/0x980 [ 60.561613] ? lock_release+0xa40/0xa40 [ 60.561621] ? __lock_is_held+0xb6/0x140 [ 60.561631] ? lock_acquire+0x1d5/0x580 [ 60.561652] genl_rcv_msg+0xb2/0x140 [ 60.561660] netlink_rcv_skb+0x224/0x470 [ 60.561665] ? genl_family_rcv_msg+0xfb0/0xfb0 [ 60.561672] ? netlink_ack+0xa10/0xa10 [ 60.561675] ? genl_rcv+0x19/0x40 [ 60.561683] ? netlink_skb_destructor+0x1d0/0x1d0 [ 60.561691] ? selinux_nlmsg_lookup+0x32b/0x430 [ 60.561700] genl_rcv+0x28/0x40 [ 60.561705] netlink_unicast+0x4c4/0x6b0 [ 60.561715] ? netlink_attachskb+0x8a0/0x8a0 [ 60.561726] ? security_netlink_send+0x81/0xb0 [ 60.561734] netlink_sendmsg+0xa4a/0xe60 [ 60.561746] ? netlink_unicast+0x6b0/0x6b0 [ 60.561755] ? security_socket_sendmsg+0x89/0xb0 [ 60.561760] ? netlink_unicast+0x6b0/0x6b0 [ 60.561769] sock_sendmsg+0xca/0x110 [ 60.561776] ___sys_sendmsg+0x767/0x8b0 [ 60.561786] ? copy_msghdr_from_user+0x590/0x590 [ 60.561798] ? putname+0xee/0x130 [ 60.561804] ? check_noncircular+0x20/0x20 [ 60.561810] ? get_pid_task+0xbc/0x140 [ 60.561817] ? proc_fail_nth_write+0xb5/0x260 [ 60.561823] ? map_files_get_link+0x3a0/0x3a0 [ 60.561832] ? __fget_light+0x297/0x380 [ 60.561839] ? fget_raw+0x20/0x20 [ 60.561848] ? find_held_lock+0x35/0x1d0 [ 60.561863] ? vfs_write+0x374/0x510 [ 60.561869] ? lock_downgrade+0x980/0x980 [ 60.561879] ? __fdget+0x18/0x20 [ 60.561889] __sys_sendmsg+0xe5/0x210 [ 60.561892] ? __sys_sendmsg+0xe5/0x210 [ 60.561899] ? SyS_shutdown+0x290/0x290 [ 60.561909] ? __sb_end_write+0xa0/0xd0 [ 60.561915] ? vfs_write+0x224/0x510 [ 60.561932] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 60.561942] SyS_sendmsg+0x2d/0x50 [ 60.561951] entry_SYSCALL_64_fastpath+0x23/0x9a [ 60.561955] RIP: 0033:0x4404e9 [ 60.561958] RSP: 002b:00007ffe2d4c85c8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 60.561963] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00000000004404e9 [ 60.561966] RDX: 0000000000000000 RSI: 0000000020b3dfc8 RDI: 000000000000000b [ 60.561968] RBP: 000000000000000c R08: 0000000000000001 R09: 0000000000000034 [ 60.561971] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffe2d4c85d0 [ 60.561973] R13: 000000000000000a R14: 0000000000000000 R15: 0000000000000000 [ 60.571975] ieee80211 phy6: Selected rate control algorithm 'minstrel_ht' [ 60.617564] FAULT_INJECTION: forcing a failure. [ 60.617564] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 60.617571] CPU: 0 PID: 3655 Comm: syzkaller881442 Not tainted 4.15.0-rc7+ #187 [ 60.617574] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 60.617576] Call Trace: [ 60.617592] dump_stack+0x194/0x257 [ 60.617601] ? arch_local_irq_restore+0x53/0x53 [ 60.617619] should_fail+0x8c0/0xa40 [ 60.617628] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 60.617641] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 60.617654] ? get_page_from_freelist+0x341e/0x52f0 [ 60.617660] ? lock_downgrade+0x980/0x980 [ 60.617666] ? set_pageblock_migratetype+0x40/0x40 [ 60.617680] ? mark_held_locks+0xaf/0x100 [ 60.617686] ? get_page_from_freelist+0xa83/0x52f0 [ 60.617695] ? kernel_poison_pages+0xce/0x1f0 [ 60.617700] ? kasan_unpoison_shadow+0x35/0x50 [ 60.617708] ? get_page_from_freelist+0x2d70/0x52f0 [ 60.617713] ? get_page_from_freelist+0x2ddc/0x52f0 [ 60.617720] ? should_fail+0x23b/0xa40 [ 60.617732] __alloc_pages_nodemask+0x338/0xd80 [ 60.617742] ? __alloc_pages_slowpath+0x2d00/0x2d00 [ 60.617752] ? find_held_lock+0x35/0x1d0 [ 60.617763] ? __lock_is_held+0xb6/0x140 [ 60.617792] ? rcu_note_context_switch+0x710/0x710 [ 60.617801] cache_grow_begin+0x72/0x3f0 [ 60.617810] __kmalloc+0x408/0x760 [ 60.617814] ? mark_held_locks+0xaf/0x100 [ 60.617827] ? wiphy_new_nm+0x819/0x21d0 [ 60.617836] wiphy_new_nm+0x819/0x21d0 [ 60.617844] ? cfg80211_dev_check_name.isra.5+0x390/0x390 [ 60.617852] ? __page_frag_cache_drain+0x1c0/0x1c0 [ 60.617868] ? print_irqtrace_events+0x270/0x270 [ 60.617876] ? __isolate_free_page+0x8a0/0x8a0 [ 60.617882] ? print_irqtrace_events+0x270/0x270 [ 60.617896] ? __is_insn_slot_addr+0x1fc/0x330 [ 60.617907] ? print_irqtrace_events+0x270/0x270 [ 60.617913] ? print_irqtrace_events+0x270/0x270 [ 60.617923] ? print_irqtrace_events+0x270/0x270 [ 60.617933] ? print_irqtrace_events+0x270/0x270 [ 60.617946] ? __lock_acquire+0x664/0x3e00 [ 60.617950] ? print_irqtrace_events+0x270/0x270 [ 60.617956] ? print_irqtrace_events+0x270/0x270 [ 60.617972] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 60.617976] ? print_irqtrace_events+0x270/0x270 [ 60.617986] ? __lock_acquire+0x664/0x3e00 [ 60.617992] ? __lock_acquire+0x664/0x3e00 [ 60.618008] ieee80211_alloc_hw_nm+0x4b4/0x2140 [ 60.618018] ? ieee80211_restart_hw+0x470/0x470 [ 60.618024] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 60.618030] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 60.618041] ? check_noncircular+0x20/0x20 [ 60.618046] ? check_noncircular+0x20/0x20 [ 60.618053] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 60.618056] ? __lock_acquire+0x664/0x3e00 [ 60.618063] ? check_noncircular+0x20/0x20 [ 60.618079] ? print_irqtrace_events+0x270/0x270 [ 60.618085] ? find_held_lock+0x35/0x1d0 [ 60.618102] ? mac80211_hwsim_new_radio+0x1ad/0x2b90 [ 60.618108] ? lock_downgrade+0x980/0x980 [ 60.618119] ? mark_held_locks+0xaf/0x100 [ 60.618129] ? __local_bh_enable_ip+0x121/0x230 [ 60.618136] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 60.618140] ? mac80211_hwsim_new_radio+0x1ad/0x2b90 [ 60.618145] ? trace_hardirqs_on+0xd/0x10 [ 60.618149] ? __local_bh_enable_ip+0x121/0x230 [ 60.618159] mac80211_hwsim_new_radio+0x220/0x2b90 [ 60.618168] ? avc_has_extended_perms+0x12c0/0x12c0 [ 60.618174] ? lock_release+0xa40/0xa40 [ 60.618181] ? trace_event_raw_event_sched_switch+0x800/0x800 [ 60.618189] ? rcu_note_context_switch+0x710/0x710 [ 60.618196] ? mac80211_hwsim_remove_chanctx+0xa0/0xa0 [ 60.618201] ? __might_sleep+0x95/0x190 [ 60.618209] ? genl_rcv_msg+0x115/0x140 [ 60.618216] ? __mutex_lock+0x16f/0x1a80 [ 60.618219] ? genl_rcv_msg+0x115/0x140 [ 60.618228] ? cred_has_capability+0x1a0/0x3d0 [ 60.618235] ? selinux_ipv4_output+0x40/0x40 [ 60.618245] ? check_noncircular+0x20/0x20 [ 60.618253] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 60.618259] ? __kernel_text_address+0xd/0x40 [ 60.618268] ? selinux_capable+0x36/0x40 [ 60.618277] hwsim_new_radio_nl+0x5b7/0x7c0 [ 60.618284] ? mac80211_hwsim_new_radio+0x2b90/0x2b90 [ 60.618295] ? __netlink_ns_capable+0xe1/0x120 [ 60.618305] genl_family_rcv_msg+0x7b7/0xfb0 [ 60.618317] ? genl_rcv+0x40/0x40 [ 60.618321] ? lock_downgrade+0x980/0x980 [ 60.618330] ? lock_release+0xa40/0xa40 [ 60.618338] ? __lock_is_held+0xb6/0x140 [ 60.618348] ? lock_acquire+0x1d5/0x580 [ 60.618370] genl_rcv_msg+0xb2/0x140 [ 60.618379] netlink_rcv_skb+0x224/0x470 [ 60.618384] ? genl_family_rcv_msg+0xfb0/0xfb0 [ 60.618391] ? netlink_ack+0xa10/0xa10 [ 60.618394] ? genl_rcv+0x19/0x40 [ 60.618401] ? netlink_skb_destructor+0x1d0/0x1d0 [ 60.618410] ? selinux_nlmsg_lookup+0x32b/0x430 [ 60.618418] genl_rcv+0x28/0x40 [ 60.618424] netlink_unicast+0x4c4/0x6b0 [ 60.618435] ? netlink_attachskb+0x8a0/0x8a0 [ 60.618445] ? security_netlink_send+0x81/0xb0 [ 60.618453] netlink_sendmsg+0xa4a/0xe60 [ 60.618465] ? netlink_unicast+0x6b0/0x6b0 [ 60.618474] ? security_socket_sendmsg+0x89/0xb0 [ 60.618479] ? netlink_unicast+0x6b0/0x6b0 [ 60.618488] sock_sendmsg+0xca/0x110 [ 60.618495] ___sys_sendmsg+0x767/0x8b0 [ 60.618506] ? copy_msghdr_from_user+0x590/0x590 [ 60.618513] ? putname+0xee/0x130 [ 60.618519] ? check_noncircular+0x20/0x20 [ 60.618525] ? get_pid_task+0xbc/0x140 [ 60.618533] ? proc_fail_nth_write+0xb5/0x260 [ 60.618539] ? map_files_get_link+0x3a0/0x3a0 [ 60.618548] ? __fget_light+0x297/0x380 [ 60.618555] ? fget_raw+0x20/0x20 [ 60.618564] ? find_held_lock+0x35/0x1d0 [ 60.618578] ? vfs_write+0x374/0x510 [ 60.618584] ? lock_downgrade+0x980/0x980 [ 60.618593] ? __fdget+0x18/0x20 [ 60.618603] __sys_sendmsg+0xe5/0x210 [ 60.618607] ? __sys_sendmsg+0xe5/0x210 [ 60.618613] ? SyS_shutdown+0x290/0x290 [ 60.618623] ? __sb_end_write+0xa0/0xd0 [ 60.618629] ? vfs_write+0x224/0x510 [ 60.618646] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 60.618657] SyS_sendmsg+0x2d/0x50 [ 60.618664] entry_SYSCALL_64_fastpath+0x23/0x9a [ 60.618669] RIP: 0033:0x4404e9 [ 60.618672] RSP: 002b:00007ffe2d4c85c8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 60.618677] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00000000004404e9 [ 60.618679] RDX: 0000000000000000 RSI: 0000000020b3dfc8 RDI: 000000000000000d [ 60.618681] RBP: 000000000000000e R08: 0000000000000001 R09: 0000000000000034 [ 60.618684] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffe2d4c85d0 [ 60.618686] R13: 000000000000000c R14: 0000000000000000 R15: 0000000000000000 [ 60.634519] ieee80211 phy7: Selected rate control algorithm 'minstrel_ht' [ 60.665253] FAULT_INJECTION: forcing a failure. [ 60.665253] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 60.665262] CPU: 0 PID: 3655 Comm: syzkaller881442 Not tainted 4.15.0-rc7+ #187 [ 60.665264] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 60.665266] Call Trace: [ 60.665281] dump_stack+0x194/0x257 [ 60.665291] ? arch_local_irq_restore+0x53/0x53 [ 60.665310] should_fail+0x8c0/0xa40 [ 60.665319] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 60.665332] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 60.665346] ? get_page_from_freelist+0x341e/0x52f0 [ 60.665353] ? lock_downgrade+0x980/0x980 [ 60.665359] ? set_pageblock_migratetype+0x40/0x40 [ 60.665374] ? mark_held_locks+0xaf/0x100 [ 60.665380] ? get_page_from_freelist+0xa83/0x52f0 [ 60.665389] ? kernel_poison_pages+0xce/0x1f0 [ 60.665394] ? kasan_unpoison_shadow+0x35/0x50 [ 60.665402] ? get_page_from_freelist+0x2d70/0x52f0 [ 60.665407] ? get_page_from_freelist+0x2ddc/0x52f0 [ 60.665414] ? should_fail+0x23b/0xa40 [ 60.665426] __alloc_pages_nodemask+0x338/0xd80 [ 60.665438] ? __alloc_pages_slowpath+0x2d00/0x2d00 [ 60.665448] ? find_held_lock+0x35/0x1d0 [ 60.665458] ? __lock_is_held+0xb6/0x140 [ 60.665484] ? rcu_note_context_switch+0x710/0x710 [ 60.665493] cache_grow_begin+0x72/0x3f0 [ 60.665503] __kmalloc+0x408/0x760 [ 60.665507] ? mark_held_locks+0xaf/0x100 [ 60.665520] ? wiphy_new_nm+0x819/0x21d0 [ 60.665530] wiphy_new_nm+0x819/0x21d0 [ 60.665538] ? cfg80211_dev_check_name.isra.5+0x390/0x390 [ 60.665546] ? __page_frag_cache_drain+0x1c0/0x1c0 [ 60.665563] ? print_irqtrace_events+0x270/0x270 [ 60.665570] ? __isolate_free_page+0x8a0/0x8a0 [ 60.665576] ? print_irqtrace_events+0x270/0x270 [ 60.665581] ? __lock_is_held+0xb6/0x140 [ 60.665599] ? print_irqtrace_events+0x270/0x270 [ 60.665605] ? print_irqtrace_events+0x270/0x270 [ 60.665616] ? print_irqtrace_events+0x270/0x270 [ 60.665626] ? print_irqtrace_events+0x270/0x270 [ 60.665639] ? __lock_acquire+0x664/0x3e00 [ 60.665644] ? print_irqtrace_events+0x270/0x270 [ 60.665650] ? print_irqtrace_events+0x270/0x270 [ 60.665667] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 60.665671] ? print_irqtrace_events+0x270/0x270 [ 60.665681] ? __lock_acquire+0x664/0x3e00 [ 60.665687] ? __lock_acquire+0x664/0x3e00 [ 60.665700] ieee80211_alloc_hw_nm+0x4b4/0x2140 [ 60.665710] ? ieee80211_restart_hw+0x470/0x470 [ 60.665716] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 60.665722] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 60.665734] ? check_noncircular+0x20/0x20 [ 60.665740] ? check_noncircular+0x20/0x20 [ 60.665746] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 60.665749] ? __lock_acquire+0x664/0x3e00 [ 60.665756] ? check_noncircular+0x20/0x20 [ 60.665774] ? print_irqtrace_events+0x270/0x270 [ 60.665783] ? find_held_lock+0x35/0x1d0 [ 60.665798] ? mac80211_hwsim_new_radio+0x1ad/0x2b90 [ 60.665805] ? lock_downgrade+0x980/0x980 [ 60.665817] ? mark_held_locks+0xaf/0x100 [ 60.665825] ? __local_bh_enable_ip+0x121/0x230 [ 60.665832] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 60.665837] ? mac80211_hwsim_new_radio+0x1ad/0x2b90 [ 60.665841] ? trace_hardirqs_on+0xd/0x10 [ 60.665846] ? __local_bh_enable_ip+0x121/0x230 [ 60.665855] mac80211_hwsim_new_radio+0x220/0x2b90 [ 60.665864] ? avc_has_extended_perms+0x12c0/0x12c0 [ 60.665871] ? lock_release+0xa40/0xa40 [ 60.665878] ? trace_event_raw_event_sched_switch+0x800/0x800 [ 60.665885] ? rcu_note_context_switch+0x710/0x710 [ 60.665893] ? mac80211_hwsim_remove_chanctx+0xa0/0xa0 [ 60.665899] ? __might_sleep+0x95/0x190 [ 60.665908] ? genl_rcv_msg+0x115/0x140 [ 60.665916] ? __mutex_lock+0x16f/0x1a80 [ 60.665919] ? genl_rcv_msg+0x115/0x140 [ 60.665929] ? cred_has_capability+0x1a0/0x3d0 [ 60.665937] ? selinux_ipv4_output+0x40/0x40 [ 60.665946] ? check_noncircular+0x20/0x20 [ 60.665954] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 60.665963] ? __kernel_text_address+0xd/0x40 [ 60.665972] ? selinux_capable+0x36/0x40 [ 60.665980] hwsim_new_radio_nl+0x5b7/0x7c0 [ 60.665988] ? mac80211_hwsim_new_radio+0x2b90/0x2b90 [ 60.665998] ? __netlink_ns_capable+0xe1/0x120 [ 60.666011] genl_family_rcv_msg+0x7b7/0xfb0 [ 60.666023] ? genl_rcv+0x40/0x40 [ 60.666027] ? lock_downgrade+0x980/0x980 [ 60.666036] ? lock_release+0xa40/0xa40 [ 60.666044] ? __lock_is_held+0xb6/0x140 [ 60.666054] ? lock_acquire+0x1d5/0x580 [ 60.666075] genl_rcv_msg+0xb2/0x140 [ 60.666083] netlink_rcv_skb+0x224/0x470 [ 60.666088] ? genl_family_rcv_msg+0xfb0/0xfb0 [ 60.666095] ? netlink_ack+0xa10/0xa10 [ 60.666098] ? genl_rcv+0x19/0x40 [ 60.666106] ? netlink_skb_destructor+0x1d0/0x1d0 [ 60.666114] ? selinux_nlmsg_lookup+0x32b/0x430 [ 60.666123] genl_rcv+0x28/0x40 [ 60.666128] netlink_unicast+0x4c4/0x6b0 [ 60.666138] ? netlink_attachskb+0x8a0/0x8a0 [ 60.666149] ? security_netlink_send+0x81/0xb0 [ 60.666157] netlink_sendmsg+0xa4a/0xe60 [ 60.666169] ? netlink_unicast+0x6b0/0x6b0 [ 60.666178] ? security_socket_sendmsg+0x89/0xb0 [ 60.666183] ? netlink_unicast+0x6b0/0x6b0 [ 60.666192] sock_sendmsg+0xca/0x110 [ 60.666199] ___sys_sendmsg+0x767/0x8b0 [ 60.666209] ? copy_msghdr_from_user+0x590/0x590 [ 60.666216] ? putname+0xee/0x130 [ 60.666222] ? check_noncircular+0x20/0x20 [ 60.666228] ? get_pid_task+0xbc/0x140 [ 60.666236] ? proc_fail_nth_write+0xb5/0x260 [ 60.666242] ? map_files_get_link+0x3a0/0x3a0 [ 60.666251] ? __fget_light+0x297/0x380 [ 60.666258] ? fget_raw+0x20/0x20 [ 60.666267] ? find_held_lock+0x35/0x1d0 [ 60.666280] ? vfs_write+0x374/0x510 [ 60.666286] ? lock_downgrade+0x980/0x980 [ 60.666295] ? __fdget+0x18/0x20 [ 60.666305] __sys_sendmsg+0xe5/0x210 [ 60.666308] ? __sys_sendmsg+0xe5/0x210 [ 60.666315] ? SyS_shutdown+0x290/0x290 [ 60.666325] ? __sb_end_write+0xa0/0xd0 [ 60.666331] ? vfs_write+0x224/0x510 [ 60.666348] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 60.666358] SyS_sendmsg+0x2d/0x50 [ 60.666366] entry_SYSCALL_64_fastpath+0x23/0x9a [ 60.666371] RIP: 0033:0x4404e9 [ 60.666373] RSP: 002b:00007ffe2d4c85c8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 60.666379] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00000000004404e9 [ 60.666381] RDX: 0000000000000000 RSI: 0000000020b3dfc8 RDI: 000000000000000f [ 60.666384] RBP: 0000000000000010 R08: 0000000000000001 R09: 0000000000000034 [ 60.666387] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffe2d4c85d0 [ 60.666390] R13: 000000000000000e R14: 0000000000000000 R15: 0000000000000000 [ 60.669147] ieee80211 phy8: Selected rate control algorithm 'minstrel_ht' [ 60.706387] FAULT_INJECTION: forcing a failure. [ 60.706387] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 60.706395] CPU: 1 PID: 3655 Comm: syzkaller881442 Not tainted 4.15.0-rc7+ #187 [ 60.706398] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 60.706400] Call Trace: [ 60.706420] dump_stack+0x194/0x257 [ 60.706430] ? arch_local_irq_restore+0x53/0x53 [ 60.706452] should_fail+0x8c0/0xa40 [ 60.706462] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 60.706476] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 60.706491] ? get_page_from_freelist+0x341e/0x52f0 [ 60.706498] ? lock_downgrade+0x980/0x980 [ 60.706505] ? set_pageblock_migratetype+0x40/0x40 [ 60.706522] ? mark_held_locks+0xaf/0x100 [ 60.706529] ? get_page_from_freelist+0xa83/0x52f0 [ 60.706539] ? kernel_poison_pages+0xce/0x1f0 [ 60.706544] ? kasan_unpoison_shadow+0x35/0x50 [ 60.706553] ? get_page_from_freelist+0x2d70/0x52f0 [ 60.706558] ? get_page_from_freelist+0x2ddc/0x52f0 [ 60.706566] ? should_fail+0x23b/0xa40 [ 60.706580] __alloc_pages_nodemask+0x338/0xd80 [ 60.706593] ? __alloc_pages_slowpath+0x2d00/0x2d00 [ 60.706604] ? find_held_lock+0x35/0x1d0 [ 60.706616] ? __lock_is_held+0xb6/0x140 [ 60.706645] ? rcu_note_context_switch+0x710/0x710 [ 60.706655] cache_grow_begin+0x72/0x3f0 [ 60.706666] __kmalloc+0x408/0x760 [ 60.706670] ? mark_held_locks+0xaf/0x100 [ 60.706684] ? wiphy_new_nm+0x819/0x21d0 [ 60.706695] wiphy_new_nm+0x819/0x21d0 [ 60.706704] ? cfg80211_dev_check_name.isra.5+0x390/0x390 [ 60.706713] ? __page_frag_cache_drain+0x1c0/0x1c0 [ 60.706721] ? check_noncircular+0x20/0x20 [ 60.706730] ? __update_load_avg_se.isra.27+0x56a/0x7c0 [ 60.706736] ? lock_pin_lock+0x360/0x360 [ 60.706745] ? print_irqtrace_events+0x270/0x270 [ 60.706750] ? update_load_avg+0x249/0x2d80 [ 60.706754] ? kernel_poison_pages+0xce/0x1f0 [ 60.706758] ? kasan_unpoison_shadow+0x35/0x50 [ 60.706766] ? print_irqtrace_events+0x270/0x270 [ 60.706779] ? find_held_lock+0x35/0x1d0 [ 60.706792] ? print_irqtrace_events+0x270/0x270 [ 60.706799] ? print_irqtrace_events+0x270/0x270 [ 60.706806] ? set_pageblock_migratetype+0x40/0x40 [ 60.706815] ? print_irqtrace_events+0x270/0x270 [ 60.706825] ? print_irqtrace_events+0x270/0x270 [ 60.706841] ? __lock_acquire+0x664/0x3e00 [ 60.706846] ? print_irqtrace_events+0x270/0x270 [ 60.706853] ? print_irqtrace_events+0x270/0x270 [ 60.706872] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 60.706876] ? print_irqtrace_events+0x270/0x270 [ 60.706888] ? __lock_acquire+0x664/0x3e00 [ 60.706895] ? __lock_acquire+0x664/0x3e00 [ 60.706908] ieee80211_alloc_hw_nm+0x4b4/0x2140 [ 60.706919] ? ieee80211_restart_hw+0x470/0x470 [ 60.706926] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 60.706933] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 60.706945] ? check_noncircular+0x20/0x20 [ 60.706951] ? check_noncircular+0x20/0x20 [ 60.706958] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 60.706962] ? __lock_acquire+0x664/0x3e00 [ 60.706969] ? check_noncircular+0x20/0x20 [ 60.706987] ? print_irqtrace_events+0x270/0x270 [ 60.706994] ? find_held_lock+0x35/0x1d0 [ 60.707013] ? mac80211_hwsim_new_radio+0x1ad/0x2b90 [ 60.707020] ? lock_downgrade+0x980/0x980 [ 60.707033] ? mark_held_locks+0xaf/0x100 [ 60.707043] ? __local_bh_enable_ip+0x121/0x230 [ 60.707051] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 60.707056] ? mac80211_hwsim_new_radio+0x1ad/0x2b90 [ 60.707061] ? trace_hardirqs_on+0xd/0x10 [ 60.707066] ? __local_bh_enable_ip+0x121/0x230 [ 60.707077] mac80211_hwsim_new_radio+0x220/0x2b90 [ 60.707085] ? avc_has_extended_perms+0x12c0/0x12c0 [ 60.707092] ? lock_release+0xa40/0xa40 [ 60.707098] ? trace_event_raw_event_sched_switch+0x800/0x800 [ 60.707107] ? rcu_note_context_switch+0x710/0x710 [ 60.707115] ? mac80211_hwsim_remove_chanctx+0xa0/0xa0 [ 60.707121] ? __might_sleep+0x95/0x190 [ 60.707130] ? genl_rcv_msg+0x115/0x140 [ 60.707137] ? __mutex_lock+0x16f/0x1a80 [ 60.707141] ? genl_rcv_msg+0x115/0x140 [ 60.707150] ? cred_has_capability+0x1a0/0x3d0 [ 60.707158] ? selinux_ipv4_output+0x40/0x40 [ 60.707169] ? check_noncircular+0x20/0x20 [ 60.707178] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 60.707184] ? __kernel_text_address+0xd/0x40 [ 60.707194] ? selinux_capable+0x36/0x40 [ 60.707204] hwsim_new_radio_nl+0x5b7/0x7c0 [ 60.707212] ? mac80211_hwsim_new_radio+0x2b90/0x2b90 [ 60.707224] ? __netlink_ns_capable+0xe1/0x120 [ 60.707236] genl_family_rcv_msg+0x7b7/0xfb0 [ 60.707249] ? genl_rcv+0x40/0x40 [ 60.707253] ? lock_downgrade+0x980/0x980 [ 60.707262] ? lock_release+0xa40/0xa40 [ 60.707271] ? __lock_is_held+0xb6/0x140 [ 60.707281] ? lock_acquire+0x1d5/0x580 [ 60.707304] genl_rcv_msg+0xb2/0x140 [ 60.707313] netlink_rcv_skb+0x224/0x470 [ 60.707319] ? genl_family_rcv_msg+0xfb0/0xfb0 [ 60.707326] ? netlink_ack+0xa10/0xa10 [ 60.707330] ? genl_rcv+0x19/0x40 [ 60.707338] ? netlink_skb_destructor+0x1d0/0x1d0 [ 60.707346] ? selinux_nlmsg_lookup+0x32b/0x430 [ 60.707356] genl_rcv+0x28/0x40 [ 60.707362] netlink_unicast+0x4c4/0x6b0 [ 60.707373] ? netlink_attachskb+0x8a0/0x8a0 [ 60.707384] ? security_netlink_send+0x81/0xb0 [ 60.707393] netlink_sendmsg+0xa4a/0xe60 [ 60.707409] ? netlink_unicast+0x6b0/0x6b0 [ 60.707419] ? security_socket_sendmsg+0x89/0xb0 [ 60.707425] ? netlink_unicast+0x6b0/0x6b0 [ 60.707435] sock_sendmsg+0xca/0x110 [ 60.707443] ___sys_sendmsg+0x767/0x8b0 [ 60.707454] ? copy_msghdr_from_user+0x590/0x590 [ 60.707462] ? putname+0xee/0x130 [ 60.707469] ? check_noncircular+0x20/0x20 [ 60.707479] ? get_pid_task+0xbc/0x140 [ 60.707492] ? proc_fail_nth_write+0xb5/0x260 [ 60.707501] ? map_files_get_link+0x3a0/0x3a0 [ 60.707517] ? __fget_light+0x297/0x380 [ 60.707528] ? fget_raw+0x20/0x20 [ 60.707541] ? find_held_lock+0x35/0x1d0 [ 60.707557] ? vfs_write+0x374/0x510 [ 60.707564] ? lock_downgrade+0x980/0x980 [ 60.707574] ? __fdget+0x18/0x20 [ 60.707584] __sys_sendmsg+0xe5/0x210 [ 60.707588] ? __sys_sendmsg+0xe5/0x210 [ 60.707596] ? SyS_shutdown+0x290/0x290 [ 60.707607] ? __sb_end_write+0xa0/0xd0 [ 60.707614] ? vfs_write+0x224/0x510 [ 60.707631] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 60.707643] SyS_sendmsg+0x2d/0x50 [ 60.707652] entry_SYSCALL_64_fastpath+0x23/0x9a [ 60.707656] RIP: 0033:0x4404e9 [ 60.707659] RSP: 002b:00007ffe2d4c85c8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 60.707665] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00000000004404e9 [ 60.707668] RDX: 0000000000000000 RSI: 0000000020b3dfc8 RDI: 0000000000000011 [ 60.707671] RBP: 0000000000000012 R08: 0000000000000001 R09: 0000000000000034 [ 60.707674] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffe2d4c85d0 [ 60.707677] R13: 0000000000000010 R14: 0000000000000000 R15: 0000000000000000 [ 60.717947] ieee80211 phy9: Selected rate control algorithm 'minstrel_ht' [ 60.772943] FAULT_INJECTION: forcing a failure. [ 60.772943] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 60.772951] CPU: 1 PID: 3655 Comm: syzkaller881442 Not tainted 4.15.0-rc7+ #187 [ 60.772954] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 60.772957] Call Trace: [ 60.772972] dump_stack+0x194/0x257 [ 60.772983] ? arch_local_irq_restore+0x53/0x53 [ 60.773007] should_fail+0x8c0/0xa40 [ 60.773016] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 60.773030] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 60.773043] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 60.773057] ? set_pageblock_migratetype+0x40/0x40 [ 60.773073] ? mark_held_locks+0xaf/0x100 [ 60.773081] ? get_page_from_freelist+0xa83/0x52f0 [ 60.773091] ? kernel_poison_pages+0xce/0x1f0 [ 60.773096] ? kasan_unpoison_shadow+0x35/0x50 [ 60.773105] ? get_page_from_freelist+0x2d70/0x52f0 [ 60.773110] ? get_page_from_freelist+0x2ddc/0x52f0 [ 60.773118] ? should_fail+0x23b/0xa40 [ 60.773132] __alloc_pages_nodemask+0x338/0xd80 [ 60.773145] ? __alloc_pages_slowpath+0x2d00/0x2d00 [ 60.773156] ? find_held_lock+0x35/0x1d0 [ 60.773168] ? __lock_is_held+0xb6/0x140 [ 60.773196] ? rcu_note_context_switch+0x710/0x710 [ 60.773206] cache_grow_begin+0x72/0x3f0 [ 60.773218] __kmalloc+0x408/0x760 [ 60.773222] ? mark_held_locks+0xaf/0x100 [ 60.773236] ? wiphy_new_nm+0x819/0x21d0 [ 60.773247] wiphy_new_nm+0x819/0x21d0 [ 60.773256] ? cfg80211_dev_check_name.isra.5+0x390/0x390 [ 60.773265] ? __page_frag_cache_drain+0x1c0/0x1c0 [ 60.773273] ? check_noncircular+0x20/0x20 [ 60.773282] ? lock_pin_lock+0x360/0x360 [ 60.773291] ? print_irqtrace_events+0x270/0x270 [ 60.773299] ? __isolate_free_page+0x8a0/0x8a0 [ 60.773306] ? print_irqtrace_events+0x270/0x270 [ 60.773319] ? find_held_lock+0x35/0x1d0 [ 60.773333] ? print_irqtrace_events+0x270/0x270 [ 60.773340] ? print_irqtrace_events+0x270/0x270 [ 60.773346] ? set_pageblock_migratetype+0x40/0x40 [ 60.773356] ? print_irqtrace_events+0x270/0x270 [ 60.773366] ? print_irqtrace_events+0x270/0x270 [ 60.773382] ? __lock_acquire+0x664/0x3e00 [ 60.773387] ? print_irqtrace_events+0x270/0x270 [ 60.773394] ? print_irqtrace_events+0x270/0x270 [ 60.773413] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 60.773417] ? print_irqtrace_events+0x270/0x270 [ 60.773429] ? __lock_acquire+0x664/0x3e00 [ 60.773436] ? __lock_acquire+0x664/0x3e00 [ 60.773449] ieee80211_alloc_hw_nm+0x4b4/0x2140 [ 60.773460] ? ieee80211_restart_hw+0x470/0x470 [ 60.773466] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 60.773473] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 60.773486] ? check_noncircular+0x20/0x20 [ 60.773492] ? check_noncircular+0x20/0x20 [ 60.773499] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 60.773503] ? __lock_acquire+0x664/0x3e00 [ 60.773510] ? check_noncircular+0x20/0x20 [ 60.773529] ? print_irqtrace_events+0x270/0x270 [ 60.773536] ? find_held_lock+0x35/0x1d0 [ 60.773552] ? mac80211_hwsim_new_radio+0x1ad/0x2b90 [ 60.773559] ? lock_downgrade+0x980/0x980 [ 60.773572] ? mark_held_locks+0xaf/0x100 [ 60.773581] ? __local_bh_enable_ip+0x121/0x230 [ 60.773589] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 60.773594] ? mac80211_hwsim_new_radio+0x1ad/0x2b90 [ 60.773599] ? trace_hardirqs_on+0xd/0x10 [ 60.773605] ? __local_bh_enable_ip+0x121/0x230 [ 60.773615] mac80211_hwsim_new_radio+0x220/0x2b90 [ 60.773623] ? avc_has_extended_perms+0x12c0/0x12c0 [ 60.773630] ? lock_release+0xa40/0xa40 [ 60.773637] ? trace_event_raw_event_sched_switch+0x800/0x800 [ 60.773645] ? rcu_note_context_switch+0x710/0x710 [ 60.773653] ? mac80211_hwsim_remove_chanctx+0xa0/0xa0 [ 60.773659] ? __might_sleep+0x95/0x190 [ 60.773669] ? genl_rcv_msg+0x115/0x140 [ 60.773678] ? __mutex_lock+0x16f/0x1a80 [ 60.773681] ? genl_rcv_msg+0x115/0x140 [ 60.773691] ? cred_has_capability+0x1a0/0x3d0 [ 60.773699] ? selinux_ipv4_output+0x40/0x40 [ 60.773710] ? check_noncircular+0x20/0x20 [ 60.773719] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 60.773727] ? __kernel_text_address+0xd/0x40 [ 60.773737] ? selinux_capable+0x36/0x40 [ 60.773747] hwsim_new_radio_nl+0x5b7/0x7c0 [ 60.773755] ? mac80211_hwsim_new_radio+0x2b90/0x2b90 [ 60.773767] ? __netlink_ns_capable+0xe1/0x120 [ 60.773778] genl_family_rcv_msg+0x7b7/0xfb0 [ 60.773792] ? genl_rcv+0x40/0x40 [ 60.773796] ? lock_downgrade+0x980/0x980 [ 60.773805] ? lock_release+0xa40/0xa40 [ 60.773815] ? __lock_is_held+0xb6/0x140 [ 60.773826] ? lock_acquire+0x1d5/0x580 [ 60.773850] genl_rcv_msg+0xb2/0x140 [ 60.773860] netlink_rcv_skb+0x224/0x470 [ 60.773866] ? genl_family_rcv_msg+0xfb0/0xfb0 [ 60.773873] ? netlink_ack+0xa10/0xa10 [ 60.773877] ? genl_rcv+0x19/0x40 [ 60.773885] ? netlink_skb_destructor+0x1d0/0x1d0 [ 60.773893] ? selinux_nlmsg_lookup+0x32b/0x430 [ 60.773907] genl_rcv+0x28/0x40 [ 60.773912] netlink_unicast+0x4c4/0x6b0 [ 60.773924] ? netlink_attachskb+0x8a0/0x8a0 [ 60.773936] ? security_netlink_send+0x81/0xb0 [ 60.773945] netlink_sendmsg+0xa4a/0xe60 [ 60.773959] ? netlink_unicast+0x6b0/0x6b0 [ 60.773969] ? security_socket_sendmsg+0x89/0xb0 [ 60.773974] ? netlink_unicast+0x6b0/0x6b0 [ 60.773984] sock_sendmsg+0xca/0x110 [ 60.773992] ___sys_sendmsg+0x767/0x8b0 [ 60.774003] ? copy_msghdr_from_user+0x590/0x590 [ 60.774011] ? putname+0xee/0x130 [ 60.774018] ? check_noncircular+0x20/0x20 [ 60.774025] ? get_pid_task+0xbc/0x140 [ 60.774033] ? proc_fail_nth_write+0xb5/0x260 [ 60.774040] ? map_files_get_link+0x3a0/0x3a0 [ 60.774049] ? __fget_light+0x297/0x380 [ 60.774057] ? fget_raw+0x20/0x20 [ 60.774067] ? find_held_lock+0x35/0x1d0 [ 60.774082] ? vfs_write+0x374/0x510 [ 60.774089] ? lock_downgrade+0x980/0x980 [ 60.774099] ? __fdget+0x18/0x20 [ 60.774110] __sys_sendmsg+0xe5/0x210 [ 60.774114] ? __sys_sendmsg+0xe5/0x210 [ 60.774121] ? SyS_shutdown+0x290/0x290 [ 60.774132] ? __sb_end_write+0xa0/0xd0 [ 60.774139] ? vfs_write+0x224/0x510 [ 60.774158] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 60.774170] SyS_sendmsg+0x2d/0x50 [ 60.774179] entry_SYSCALL_64_fastpath+0x23/0x9a [ 60.774184] RIP: 0033:0x4404e9 [ 60.774188] RSP: 002b:00007ffe2d4c85c8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 60.774194] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00000000004404e9 [ 60.774196] RDX: 0000000000000000 RSI: 0000000020b3dfc8 RDI: 0000000000000013 [ 60.774199] RBP: 0000000000000014 R08: 0000000000000001 R09: 0000000000000034 [ 60.774202] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffe2d4c85d0 [ 60.774206] R13: 0000000000000012 R14: 0000000000000000 R15: 0000000000000000 [ 60.787709] ieee80211 phy10: Selected rate control algorithm 'minstrel_ht' [ 60.827430] FAULT_INJECTION: forcing a failure. [ 60.827430] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 60.827439] CPU: 1 PID: 3655 Comm: syzkaller881442 Not tainted 4.15.0-rc7+ #187 [ 60.827442] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 60.827444] Call Trace: [ 60.827459] dump_stack+0x194/0x257 [ 60.827470] ? arch_local_irq_restore+0x53/0x53 [ 60.827490] should_fail+0x8c0/0xa40 [ 60.827500] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 60.827514] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 60.827527] ? get_page_from_freelist+0x341e/0x52f0 [ 60.827535] ? lock_downgrade+0x980/0x980 [ 60.827541] ? set_pageblock_migratetype+0x40/0x40 [ 60.827557] ? mark_held_locks+0xaf/0x100 [ 60.827564] ? get_page_from_freelist+0xa83/0x52f0 [ 60.827574] ? kernel_poison_pages+0xce/0x1f0 [ 60.827579] ? kasan_unpoison_shadow+0x35/0x50 [ 60.827588] ? get_page_from_freelist+0x2d70/0x52f0 [ 60.827593] ? get_page_from_freelist+0x2ddc/0x52f0 [ 60.827601] ? should_fail+0x23b/0xa40 [ 60.827614] __alloc_pages_nodemask+0x338/0xd80 [ 60.827626] ? __alloc_pages_slowpath+0x2d00/0x2d00 [ 60.827637] ? find_held_lock+0x35/0x1d0 [ 60.827649] ? __lock_is_held+0xb6/0x140 [ 60.827676] ? rcu_note_context_switch+0x710/0x710 [ 60.827687] cache_grow_begin+0x72/0x3f0 [ 60.827697] __kmalloc+0x408/0x760 [ 60.827701] ? mark_held_locks+0xaf/0x100 [ 60.827715] ? wiphy_new_nm+0x819/0x21d0 [ 60.827725] wiphy_new_nm+0x819/0x21d0 [ 60.827734] ? cfg80211_dev_check_name.isra.5+0x390/0x390 [ 60.827743] ? __page_frag_cache_drain+0x1c0/0x1c0 [ 60.827750] ? check_noncircular+0x20/0x20 [ 60.827758] ? lock_pin_lock+0x360/0x360 [ 60.827767] ? print_irqtrace_events+0x270/0x270 [ 60.827775] ? __isolate_free_page+0x8a0/0x8a0 [ 60.827782] ? print_irqtrace_events+0x270/0x270 [ 60.827794] ? find_held_lock+0x35/0x1d0 [ 60.827807] ? print_irqtrace_events+0x270/0x270 [ 60.827814] ? print_irqtrace_events+0x270/0x270 [ 60.827820] ? set_pageblock_migratetype+0x40/0x40 [ 60.827829] ? print_irqtrace_events+0x270/0x270 [ 60.827839] ? print_irqtrace_events+0x270/0x270 [ 60.827854] ? __lock_acquire+0x664/0x3e00 [ 60.827859] ? print_irqtrace_events+0x270/0x270 [ 60.827866] ? print_irqtrace_events+0x270/0x270 [ 60.827883] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 60.827887] ? print_irqtrace_events+0x270/0x270 [ 60.827904] ? __lock_acquire+0x664/0x3e00 [ 60.827910] ? __lock_acquire+0x664/0x3e00 [ 60.827923] ieee80211_alloc_hw_nm+0x4b4/0x2140 [ 60.827934] ? ieee80211_restart_hw+0x470/0x470 [ 60.827941] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 60.827947] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 60.827960] ? check_noncircular+0x20/0x20 [ 60.827966] ? check_noncircular+0x20/0x20 [ 60.827973] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 60.827977] ? __lock_acquire+0x664/0x3e00 [ 60.827984] ? check_noncircular+0x20/0x20 [ 60.828005] ? print_irqtrace_events+0x270/0x270 [ 60.828012] ? find_held_lock+0x35/0x1d0 [ 60.828031] ? mac80211_hwsim_new_radio+0x1ad/0x2b90 [ 60.828037] ? lock_downgrade+0x980/0x980 [ 60.828050] ? mark_held_locks+0xaf/0x100 [ 60.828061] ? __local_bh_enable_ip+0x121/0x230 [ 60.828069] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 60.828074] ? mac80211_hwsim_new_radio+0x1ad/0x2b90 [ 60.828079] ? trace_hardirqs_on+0xd/0x10 [ 60.828084] ? __local_bh_enable_ip+0x121/0x230 [ 60.828095] mac80211_hwsim_new_radio+0x220/0x2b90 [ 60.828104] ? avc_has_extended_perms+0x12c0/0x12c0 [ 60.828111] ? lock_release+0xa40/0xa40 [ 60.828119] ? trace_event_raw_event_sched_switch+0x800/0x800 [ 60.828127] ? rcu_note_context_switch+0x710/0x710 [ 60.828135] ? mac80211_hwsim_remove_chanctx+0xa0/0xa0 [ 60.828141] ? __might_sleep+0x95/0x190 [ 60.828151] ? genl_rcv_msg+0x115/0x140 [ 60.828160] ? __mutex_lock+0x16f/0x1a80 [ 60.828164] ? genl_rcv_msg+0x115/0x140 [ 60.828174] ? cred_has_capability+0x1a0/0x3d0 [ 60.828182] ? selinux_ipv4_output+0x40/0x40 [ 60.828192] ? check_noncircular+0x20/0x20 [ 60.828200] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 60.828209] ? __kernel_text_address+0xd/0x40 [ 60.828219] ? selinux_capable+0x36/0x40 [ 60.828228] hwsim_new_radio_nl+0x5b7/0x7c0 [ 60.828236] ? mac80211_hwsim_new_radio+0x2b90/0x2b90 [ 60.828249] ? __netlink_ns_capable+0xe1/0x120 [ 60.828260] genl_family_rcv_msg+0x7b7/0xfb0 [ 60.828273] ? genl_rcv+0x40/0x40 [ 60.828278] ? lock_downgrade+0x980/0x980 [ 60.828287] ? lock_release+0xa40/0xa40 [ 60.828296] ? __lock_is_held+0xb6/0x140 [ 60.828306] ? lock_acquire+0x1d5/0x580 [ 60.828329] genl_rcv_msg+0xb2/0x140 [ 60.828338] netlink_rcv_skb+0x224/0x470 [ 60.828344] ? genl_family_rcv_msg+0xfb0/0xfb0 [ 60.828351] ? netlink_ack+0xa10/0xa10 [ 60.828355] ? genl_rcv+0x19/0x40 [ 60.828363] ? netlink_skb_destructor+0x1d0/0x1d0 [ 60.828372] ? selinux_nlmsg_lookup+0x32b/0x430 [ 60.828381] genl_rcv+0x28/0x40 [ 60.828387] netlink_unicast+0x4c4/0x6b0 [ 60.828399] ? netlink_attachskb+0x8a0/0x8a0 [ 60.828410] ? security_netlink_send+0x81/0xb0 [ 60.828419] netlink_sendmsg+0xa4a/0xe60 [ 60.828431] ? netlink_unicast+0x6b0/0x6b0 [ 60.828441] ? security_socket_sendmsg+0x89/0xb0 [ 60.828447] ? netlink_unicast+0x6b0/0x6b0 [ 60.828458] sock_sendmsg+0xca/0x110 [ 60.828466] ___sys_sendmsg+0x767/0x8b0 [ 60.828476] ? copy_msghdr_from_user+0x590/0x590 [ 60.828485] ? putname+0xee/0x130 [ 60.828491] ? check_noncircular+0x20/0x20 [ 60.828498] ? get_pid_task+0xbc/0x140 [ 60.828507] ? proc_fail_nth_write+0xb5/0x260 [ 60.828513] ? map_files_get_link+0x3a0/0x3a0 [ 60.828523] ? __fget_light+0x297/0x380 [ 60.828530] ? fget_raw+0x20/0x20 [ 60.828540] ? find_held_lock+0x35/0x1d0 [ 60.828555] ? vfs_write+0x374/0x510 [ 60.828561] ? lock_downgrade+0x980/0x980 [ 60.828571] ? __fdget+0x18/0x20 [ 60.828583] __sys_sendmsg+0xe5/0x210 [ 60.828586] ? __sys_sendmsg+0xe5/0x210 [ 60.828594] ? SyS_shutdown+0x290/0x290 [ 60.828605] ? __sb_end_write+0xa0/0xd0 [ 60.828612] ? vfs_write+0x224/0x510 [ 60.828629] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 60.828641] SyS_sendmsg+0x2d/0x50 [ 60.828649] entry_SYSCALL_64_fastpath+0x23/0x9a [ 60.828653] RIP: 0033:0x4404e9 [ 60.828656] RSP: 002b:00007ffe2d4c85c8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 60.828662] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00000000004404e9 [ 60.828665] RDX: 0000000000000000 RSI: 0000000020b3dfc8 RDI: 0000000000000015 [ 60.828667] RBP: 0000000000000016 R08: 0000000000000001 R09: 0000000000000034 [ 60.828670] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffe2d4c85d0 [ 60.828673] R13: 0000000000000014 R14: 0000000000000000 R15: 0000000000000000 [ 60.843498] ieee80211 phy11: Selected rate control algorithm 'minstrel_ht' [ 60.873493] FAULT_INJECTION: forcing a failure. [ 60.873493] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 60.873501] CPU: 1 PID: 3655 Comm: syzkaller881442 Not tainted 4.15.0-rc7+ #187 [ 60.873504] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 60.873507] Call Trace: [ 60.873522] dump_stack+0x194/0x257 [ 60.873532] ? arch_local_irq_restore+0x53/0x53 [ 60.873553] should_fail+0x8c0/0xa40 [ 60.873562] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 60.873576] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 60.873591] ? get_page_from_freelist+0x341e/0x52f0 [ 60.873598] ? lock_downgrade+0x980/0x980 [ 60.873604] ? set_pageblock_migratetype+0x40/0x40 [ 60.873620] ? mark_held_locks+0xaf/0x100 [ 60.873627] ? get_page_from_freelist+0xa83/0x52f0 [ 60.873637] ? kernel_poison_pages+0xce/0x1f0 [ 60.873642] ? kasan_unpoison_shadow+0x35/0x50 [ 60.873651] ? get_page_from_freelist+0x2d70/0x52f0 [ 60.873656] ? get_page_from_freelist+0x2ddc/0x52f0 [ 60.873665] ? should_fail+0x23b/0xa40 [ 60.873678] __alloc_pages_nodemask+0x338/0xd80 [ 60.873691] ? __alloc_pages_slowpath+0x2d00/0x2d00 [ 60.873702] ? find_held_lock+0x35/0x1d0 [ 60.873714] ? __lock_is_held+0xb6/0x140 [ 60.873742] ? rcu_note_context_switch+0x710/0x710 [ 60.873751] cache_grow_begin+0x72/0x3f0 [ 60.873762] __kmalloc+0x408/0x760 [ 60.873766] ? mark_held_locks+0xaf/0x100 [ 60.873780] ? wiphy_new_nm+0x819/0x21d0 [ 60.873791] wiphy_new_nm+0x819/0x21d0 [ 60.873799] ? cfg80211_dev_check_name.isra.5+0x390/0x390 [ 60.873808] ? __page_frag_cache_drain+0x1c0/0x1c0 [ 60.873816] ? check_noncircular+0x20/0x20 [ 60.873829] ? print_irqtrace_events+0x270/0x270 [ 60.873837] ? __isolate_free_page+0x8a0/0x8a0 [ 60.873844] ? print_irqtrace_events+0x270/0x270 [ 60.873849] ? __lock_is_held+0xb6/0x140 [ 60.873859] ? find_held_lock+0x35/0x1d0 [ 60.873872] ? print_irqtrace_events+0x270/0x270 [ 60.873879] ? print_irqtrace_events+0x270/0x270 [ 60.873885] ? set_pageblock_migratetype+0x40/0x40 [ 60.873899] ? print_irqtrace_events+0x270/0x270 [ 60.873909] ? print_irqtrace_events+0x270/0x270 [ 60.873924] ? __lock_acquire+0x664/0x3e00 [ 60.873929] ? print_irqtrace_events+0x270/0x270 [ 60.873936] ? print_irqtrace_events+0x270/0x270 [ 60.873954] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 60.873958] ? print_irqtrace_events+0x270/0x270 [ 60.873969] ? __lock_acquire+0x664/0x3e00 [ 60.873976] ? __lock_acquire+0x664/0x3e00 [ 60.873990] ieee80211_alloc_hw_nm+0x4b4/0x2140 [ 60.874004] ? ieee80211_restart_hw+0x470/0x470 [ 60.874011] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 60.874018] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 60.874030] ? check_noncircular+0x20/0x20 [ 60.874036] ? check_noncircular+0x20/0x20 [ 60.874043] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 60.874047] ? __lock_acquire+0x664/0x3e00 [ 60.874054] ? check_noncircular+0x20/0x20 [ 60.874072] ? print_irqtrace_events+0x270/0x270 [ 60.874079] ? find_held_lock+0x35/0x1d0 [ 60.874097] ? mac80211_hwsim_new_radio+0x1ad/0x2b90 [ 60.874104] ? lock_downgrade+0x980/0x980 [ 60.874117] ? mark_held_locks+0xaf/0x100 [ 60.874128] ? __local_bh_enable_ip+0x121/0x230 [ 60.874135] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 60.874140] ? mac80211_hwsim_new_radio+0x1ad/0x2b90 [ 60.874145] ? trace_hardirqs_on+0xd/0x10 [ 60.874151] ? __local_bh_enable_ip+0x121/0x230 [ 60.874161] mac80211_hwsim_new_radio+0x220/0x2b90 [ 60.874170] ? avc_has_extended_perms+0x12c0/0x12c0 [ 60.874177] ? lock_release+0xa40/0xa40 [ 60.874184] ? trace_event_raw_event_sched_switch+0x800/0x800 [ 60.874193] ? rcu_note_context_switch+0x710/0x710 [ 60.874201] ? mac80211_hwsim_remove_chanctx+0xa0/0xa0 [ 60.874207] ? __might_sleep+0x95/0x190 [ 60.874217] ? genl_rcv_msg+0x115/0x140 [ 60.874225] ? __mutex_lock+0x16f/0x1a80 [ 60.874229] ? genl_rcv_msg+0x115/0x140 [ 60.874239] ? cred_has_capability+0x1a0/0x3d0 [ 60.874247] ? selinux_ipv4_output+0x40/0x40 [ 60.874257] ? check_noncircular+0x20/0x20 [ 60.874266] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 60.874274] ? __kernel_text_address+0xd/0x40 [ 60.874284] ? selinux_capable+0x36/0x40 [ 60.874293] hwsim_new_radio_nl+0x5b7/0x7c0 [ 60.874302] ? mac80211_hwsim_new_radio+0x2b90/0x2b90 [ 60.874313] ? __netlink_ns_capable+0xe1/0x120 [ 60.874325] genl_family_rcv_msg+0x7b7/0xfb0 [ 60.874338] ? genl_rcv+0x40/0x40 [ 60.874342] ? lock_downgrade+0x980/0x980 [ 60.874351] ? lock_release+0xa40/0xa40 [ 60.874360] ? __lock_is_held+0xb6/0x140 [ 60.874371] ? lock_acquire+0x1d5/0x580 [ 60.874394] genl_rcv_msg+0xb2/0x140 [ 60.874403] netlink_rcv_skb+0x224/0x470 [ 60.874409] ? genl_family_rcv_msg+0xfb0/0xfb0 [ 60.874416] ? netlink_ack+0xa10/0xa10 [ 60.874420] ? genl_rcv+0x19/0x40 [ 60.874428] ? netlink_skb_destructor+0x1d0/0x1d0 [ 60.874436] ? selinux_nlmsg_lookup+0x32b/0x430 [ 60.874446] genl_rcv+0x28/0x40 [ 60.874452] netlink_unicast+0x4c4/0x6b0 [ 60.874463] ? netlink_attachskb+0x8a0/0x8a0 [ 60.874474] ? security_netlink_send+0x81/0xb0 [ 60.874483] netlink_sendmsg+0xa4a/0xe60 [ 60.874496] ? netlink_unicast+0x6b0/0x6b0 [ 60.874506] ? security_socket_sendmsg+0x89/0xb0 [ 60.874512] ? netlink_unicast+0x6b0/0x6b0 [ 60.874521] sock_sendmsg+0xca/0x110 [ 60.874529] ___sys_sendmsg+0x767/0x8b0 [ 60.874540] ? copy_msghdr_from_user+0x590/0x590 [ 60.874548] ? putname+0xee/0x130 [ 60.874555] ? check_noncircular+0x20/0x20 [ 60.874562] ? get_pid_task+0xbc/0x140 [ 60.874570] ? proc_fail_nth_write+0xb5/0x260 [ 60.874576] ? map_files_get_link+0x3a0/0x3a0 [ 60.874586] ? __fget_light+0x297/0x380 [ 60.874593] ? fget_raw+0x20/0x20 [ 60.874603] ? find_held_lock+0x35/0x1d0 [ 60.874618] ? vfs_write+0x374/0x510 [ 60.874624] ? lock_downgrade+0x980/0x980 [ 60.874634] ? __fdget+0x18/0x20 [ 60.874645] __sys_sendmsg+0xe5/0x210 [ 60.874649] ? __sys_sendmsg+0xe5/0x210 [ 60.874656] ? SyS_shutdown+0x290/0x290 [ 60.874667] ? __sb_end_write+0xa0/0xd0 [ 60.874674] ? vfs_write+0x224/0x510 [ 60.874691] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 60.874703] SyS_sendmsg+0x2d/0x50 [ 60.874711] entry_SYSCALL_64_fastpath+0x23/0x9a [ 60.874716] RIP: 0033:0x4404e9 [ 60.874719] RSP: 002b:00007ffe2d4c85c8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 60.874724] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00000000004404e9 [ 60.874727] RDX: 0000000000000000 RSI: 0000000020b3dfc8 RDI: 0000000000000017 [ 60.874729] RBP: 0000000000000018 R08: 0000000000000001 R09: 0000000000000034 [ 60.874732] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffe2d4c85d0 [ 60.874735] R13: 0000000000000016 R14: 0000000000000000 R15: 0000000000000000 [ 60.894333] ieee80211 phy12: Selected rate control algorithm 'minstrel_ht' [ 60.933856] FAULT_INJECTION: forcing a failure. [ 60.933856] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 60.933864] CPU: 1 PID: 3655 Comm: syzkaller881442 Not tainted 4.15.0-rc7+ #187 [ 60.933867] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 60.933870] Call Trace: [ 60.933890] dump_stack+0x194/0x257 [ 60.933901] ? arch_local_irq_restore+0x53/0x53 [ 60.933922] should_fail+0x8c0/0xa40 [ 60.933933] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 60.933947] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 60.933962] ? get_page_from_freelist+0x341e/0x52f0 [ 60.933970] ? lock_downgrade+0x980/0x980 [ 60.933977] ? set_pageblock_migratetype+0x40/0x40 [ 60.933993] ? mark_held_locks+0xaf/0x100 [ 60.934003] ? get_page_from_freelist+0xa83/0x52f0 [ 60.934013] ? kernel_poison_pages+0xce/0x1f0 [ 60.934019] ? kasan_unpoison_shadow+0x35/0x50 [ 60.934028] ? get_page_from_freelist+0x2d70/0x52f0 [ 60.934033] ? get_page_from_freelist+0x2ddc/0x52f0 [ 60.934042] ? should_fail+0x23b/0xa40 [ 60.934056] __alloc_pages_nodemask+0x338/0xd80 [ 60.934068] ? __alloc_pages_slowpath+0x2d00/0x2d00 [ 60.934080] ? find_held_lock+0x35/0x1d0 [ 60.934092] ? __lock_is_held+0xb6/0x140 [ 60.934120] ? rcu_note_context_switch+0x710/0x710 [ 60.934130] cache_grow_begin+0x72/0x3f0 [ 60.934141] __kmalloc+0x408/0x760 [ 60.934145] ? mark_held_locks+0xaf/0x100 [ 60.934160] ? wiphy_new_nm+0x819/0x21d0 [ 60.934172] wiphy_new_nm+0x819/0x21d0 [ 60.934181] ? cfg80211_dev_check_name.isra.5+0x390/0x390 [ 60.934190] ? __page_frag_cache_drain+0x1c0/0x1c0 [ 60.934202] ? lock_pin_lock+0x360/0x360 [ 60.934211] ? print_irqtrace_events+0x270/0x270 [ 60.934220] ? __isolate_free_page+0x8a0/0x8a0 [ 60.934226] ? print_irqtrace_events+0x270/0x270 [ 60.934242] ? __is_insn_slot_addr+0x1fc/0x330 [ 60.934255] ? print_irqtrace_events+0x270/0x270 [ 60.934262] ? print_irqtrace_events+0x270/0x270 [ 60.934273] ? print_irqtrace_events+0x270/0x270 [ 60.934284] ? print_irqtrace_events+0x270/0x270 [ 60.934299] ? __lock_acquire+0x664/0x3e00 [ 60.934304] ? print_irqtrace_events+0x270/0x270 [ 60.934311] ? print_irqtrace_events+0x270/0x270 [ 60.934330] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 60.934334] ? print_irqtrace_events+0x270/0x270 [ 60.934346] ? __lock_acquire+0x664/0x3e00 [ 60.934353] ? __lock_acquire+0x664/0x3e00 [ 60.934367] ieee80211_alloc_hw_nm+0x4b4/0x2140 [ 60.934379] ? ieee80211_restart_hw+0x470/0x470 [ 60.934385] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 60.934392] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 60.934404] ? check_noncircular+0x20/0x20 [ 60.934410] ? check_noncircular+0x20/0x20 [ 60.934417] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 60.934421] ? __lock_acquire+0x664/0x3e00 [ 60.934429] ? check_noncircular+0x20/0x20 [ 60.934448] ? print_irqtrace_events+0x270/0x270 [ 60.934455] ? find_held_lock+0x35/0x1d0 [ 60.934473] ? mac80211_hwsim_new_radio+0x1ad/0x2b90 [ 60.934480] ? lock_downgrade+0x980/0x980 [ 60.934493] ? mark_held_locks+0xaf/0x100 [ 60.934502] ? __local_bh_enable_ip+0x121/0x230 [ 60.934510] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 60.934515] ? mac80211_hwsim_new_radio+0x1ad/0x2b90 [ 60.934520] ? trace_hardirqs_on+0xd/0x10 [ 60.934525] ? __local_bh_enable_ip+0x121/0x230 [ 60.934536] mac80211_hwsim_new_radio+0x220/0x2b90 [ 60.934544] ? avc_has_extended_perms+0x12c0/0x12c0 [ 60.934551] ? lock_release+0xa40/0xa40 [ 60.934559] ? trace_event_raw_event_sched_switch+0x800/0x800 [ 60.934568] ? rcu_note_context_switch+0x710/0x710 [ 60.934575] ? mac80211_hwsim_remove_chanctx+0xa0/0xa0 [ 60.934582] ? __might_sleep+0x95/0x190 [ 60.934592] ? genl_rcv_msg+0x115/0x140 [ 60.934600] ? __mutex_lock+0x16f/0x1a80 [ 60.934604] ? genl_rcv_msg+0x115/0x140 [ 60.934613] ? cred_has_capability+0x1a0/0x3d0 [ 60.934622] ? selinux_ipv4_output+0x40/0x40 [ 60.934632] ? check_noncircular+0x20/0x20 [ 60.934641] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 60.934650] ? __kernel_text_address+0xd/0x40 [ 60.934659] ? selinux_capable+0x36/0x40 [ 60.934669] hwsim_new_radio_nl+0x5b7/0x7c0 [ 60.934678] ? mac80211_hwsim_new_radio+0x2b90/0x2b90 [ 60.934690] ? __netlink_ns_capable+0xe1/0x120 [ 60.934702] genl_family_rcv_msg+0x7b7/0xfb0 [ 60.934715] ? genl_rcv+0x40/0x40 [ 60.934719] ? lock_downgrade+0x980/0x980 [ 60.934729] ? lock_release+0xa40/0xa40 [ 60.934738] ? __lock_is_held+0xb6/0x140 [ 60.934749] ? lock_acquire+0x1d5/0x580 [ 60.934773] genl_rcv_msg+0xb2/0x140 [ 60.934782] netlink_rcv_skb+0x224/0x470 [ 60.934788] ? genl_family_rcv_msg+0xfb0/0xfb0 [ 60.934795] ? netlink_ack+0xa10/0xa10 [ 60.934799] ? genl_rcv+0x19/0x40 [ 60.934807] ? netlink_skb_destructor+0x1d0/0x1d0 [ 60.934815] ? selinux_nlmsg_lookup+0x32b/0x430 [ 60.934825] genl_rcv+0x28/0x40 [ 60.934831] netlink_unicast+0x4c4/0x6b0 [ 60.934842] ? netlink_attachskb+0x8a0/0x8a0 [ 60.934853] ? security_netlink_send+0x81/0xb0 [ 60.934862] netlink_sendmsg+0xa4a/0xe60 [ 60.934876] ? netlink_unicast+0x6b0/0x6b0 [ 60.934890] ? security_socket_sendmsg+0x89/0xb0 [ 60.934895] ? netlink_unicast+0x6b0/0x6b0 [ 60.934904] sock_sendmsg+0xca/0x110 [ 60.934913] ___sys_sendmsg+0x767/0x8b0 [ 60.934924] ? copy_msghdr_from_user+0x590/0x590 [ 60.934932] ? putname+0xee/0x130 [ 60.934939] ? check_noncircular+0x20/0x20 [ 60.934946] ? get_pid_task+0xbc/0x140 [ 60.934954] ? proc_fail_nth_write+0xb5/0x260 [ 60.934961] ? map_files_get_link+0x3a0/0x3a0 [ 60.934971] ? __fget_light+0x297/0x380 [ 60.934978] ? fget_raw+0x20/0x20 [ 60.934988] ? find_held_lock+0x35/0x1d0 [ 60.935004] ? vfs_write+0x374/0x510 [ 60.935010] ? lock_downgrade+0x980/0x980 [ 60.935020] ? __fdget+0x18/0x20 [ 60.935031] __sys_sendmsg+0xe5/0x210 [ 60.935035] ? __sys_sendmsg+0xe5/0x210 [ 60.935043] ? SyS_shutdown+0x290/0x290 [ 60.935054] ? __sb_end_write+0xa0/0xd0 [ 60.935061] ? vfs_write+0x224/0x510 [ 60.935079] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 60.935091] SyS_sendmsg+0x2d/0x50 [ 60.935100] entry_SYSCALL_64_fastpath+0x23/0x9a [ 60.935105] RIP: 0033:0x4404e9 [ 60.935108] RSP: 002b:00007ffe2d4c85c8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 60.935114] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00000000004404e9 [ 60.935117] RDX: 0000000000000000 RSI: 0000000020b3dfc8 RDI: 0000000000000019 [ 60.935120] RBP: 000000000000001a R08: 0000000000000001 R09: 0000000000000034 [ 60.935122] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffe2d4c85d0 [ 60.935126] R13: 0000000000000018 R14: 0000000000000000 R15: 0000000000000000 [ 60.944393] ieee80211 phy13: Selected rate control algorithm 'minstrel_ht' [ 60.996507] FAULT_INJECTION: forcing a failure. [ 60.996507] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 60.996515] CPU: 1 PID: 3655 Comm: syzkaller881442 Not tainted 4.15.0-rc7+ #187 [ 60.996518] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 60.996521] Call Trace: [ 60.996535] dump_stack+0x194/0x257 [ 60.996546] ? arch_local_irq_restore+0x53/0x53 [ 60.996566] should_fail+0x8c0/0xa40 [ 60.996576] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 60.996590] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 60.996605] ? get_page_from_freelist+0x341e/0x52f0 [ 60.996612] ? lock_downgrade+0x980/0x980 [ 60.996618] ? set_pageblock_migratetype+0x40/0x40 [ 60.996634] ? mark_held_locks+0xaf/0x100 [ 60.996641] ? get_page_from_freelist+0xa83/0x52f0 [ 60.996651] ? kernel_poison_pages+0xce/0x1f0 [ 60.996656] ? kasan_unpoison_shadow+0x35/0x50 [ 60.996665] ? get_page_from_freelist+0x2d70/0x52f0 [ 60.996670] ? get_page_from_freelist+0x2ddc/0x52f0 [ 60.996678] ? should_fail+0x23b/0xa40 [ 60.996692] __alloc_pages_nodemask+0x338/0xd80 [ 60.996704] ? __alloc_pages_slowpath+0x2d00/0x2d00 [ 60.996715] ? find_held_lock+0x35/0x1d0 [ 60.996726] ? __lock_is_held+0xb6/0x140 [ 60.996754] ? rcu_note_context_switch+0x710/0x710 [ 60.996763] cache_grow_begin+0x72/0x3f0 [ 60.996774] __kmalloc+0x408/0x760 [ 60.996778] ? mark_held_locks+0xaf/0x100 [ 60.996791] ? wiphy_new_nm+0x819/0x21d0 [ 60.996802] wiphy_new_nm+0x819/0x21d0 [ 60.996811] ? cfg80211_dev_check_name.isra.5+0x390/0x390 [ 60.996819] ? __page_frag_cache_drain+0x1c0/0x1c0 [ 60.996827] ? check_noncircular+0x20/0x20 [ 60.996835] ? lock_pin_lock+0x360/0x360 [ 60.996843] ? print_irqtrace_events+0x270/0x270 [ 60.996852] ? __isolate_free_page+0x8a0/0x8a0 [ 60.996859] ? print_irqtrace_events+0x270/0x270 [ 60.996870] ? find_held_lock+0x35/0x1d0 [ 60.996888] ? print_irqtrace_events+0x270/0x270 [ 60.996895] ? print_irqtrace_events+0x270/0x270 [ 60.996901] ? set_pageblock_migratetype+0x40/0x40 [ 60.996911] ? print_irqtrace_events+0x270/0x270 [ 60.996921] ? print_irqtrace_events+0x270/0x270 [ 60.996935] ? __lock_acquire+0x664/0x3e00 [ 60.996940] ? print_irqtrace_events+0x270/0x270 [ 60.996947] ? print_irqtrace_events+0x270/0x270 [ 60.996965] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 60.996969] ? print_irqtrace_events+0x270/0x270 [ 60.996980] ? __lock_acquire+0x664/0x3e00 [ 60.996987] ? __lock_acquire+0x664/0x3e00 [ 60.997004] ieee80211_alloc_hw_nm+0x4b4/0x2140 [ 60.997016] ? ieee80211_restart_hw+0x470/0x470 [ 60.997022] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 60.997029] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 60.997041] ? check_noncircular+0x20/0x20 [ 60.997047] ? check_noncircular+0x20/0x20 [ 60.997054] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 60.997058] ? __lock_acquire+0x664/0x3e00 [ 60.997065] ? check_noncircular+0x20/0x20 [ 60.997084] ? print_irqtrace_events+0x270/0x270 [ 60.997090] ? find_held_lock+0x35/0x1d0 [ 60.997109] ? mac80211_hwsim_new_radio+0x1ad/0x2b90 [ 60.997115] ? lock_downgrade+0x980/0x980 [ 60.997129] ? mark_held_locks+0xaf/0x100 [ 60.997139] ? __local_bh_enable_ip+0x121/0x230 [ 60.997148] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 60.997153] ? mac80211_hwsim_new_radio+0x1ad/0x2b90 [ 60.997158] ? trace_hardirqs_on+0xd/0x10 [ 60.997163] ? __local_bh_enable_ip+0x121/0x230 [ 60.997173] mac80211_hwsim_new_radio+0x220/0x2b90 [ 60.997183] ? avc_has_extended_perms+0x12c0/0x12c0 [ 60.997189] ? lock_release+0xa40/0xa40 [ 60.997197] ? trace_event_raw_event_sched_switch+0x800/0x800 [ 60.997206] ? rcu_note_context_switch+0x710/0x710 [ 60.997214] ? mac80211_hwsim_remove_chanctx+0xa0/0xa0 [ 60.997220] ? __might_sleep+0x95/0x190 [ 60.997230] ? genl_rcv_msg+0x115/0x140 [ 60.997238] ? __mutex_lock+0x16f/0x1a80 [ 60.997242] ? genl_rcv_msg+0x115/0x140 [ 60.997251] ? cred_has_capability+0x1a0/0x3d0 [ 60.997259] ? selinux_ipv4_output+0x40/0x40 [ 60.997269] ? check_noncircular+0x20/0x20 [ 60.997278] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 60.997284] ? __kernel_text_address+0xd/0x40 [ 60.997294] ? selinux_capable+0x36/0x40 [ 60.997303] hwsim_new_radio_nl+0x5b7/0x7c0 [ 60.997312] ? mac80211_hwsim_new_radio+0x2b90/0x2b90 [ 60.997323] ? __netlink_ns_capable+0xe1/0x120 [ 60.997335] genl_family_rcv_msg+0x7b7/0xfb0 [ 60.997348] ? genl_rcv+0x40/0x40 [ 60.997352] ? lock_downgrade+0x980/0x980 [ 60.997361] ? lock_release+0xa40/0xa40 [ 60.997370] ? __lock_is_held+0xb6/0x140 [ 60.997381] ? lock_acquire+0x1d5/0x580 [ 60.997404] genl_rcv_msg+0xb2/0x140 [ 60.997413] netlink_rcv_skb+0x224/0x470 [ 60.997419] ? genl_family_rcv_msg+0xfb0/0xfb0 [ 60.997426] ? netlink_ack+0xa10/0xa10 [ 60.997430] ? genl_rcv+0x19/0x40 [ 60.997438] ? netlink_skb_destructor+0x1d0/0x1d0 [ 60.997446] ? selinux_nlmsg_lookup+0x32b/0x430 [ 60.997456] genl_rcv+0x28/0x40 [ 60.997461] netlink_unicast+0x4c4/0x6b0 [ 60.997473] ? netlink_attachskb+0x8a0/0x8a0 [ 60.997484] ? security_netlink_send+0x81/0xb0 [ 60.997493] netlink_sendmsg+0xa4a/0xe60 [ 60.997506] ? netlink_unicast+0x6b0/0x6b0 [ 60.997516] ? security_socket_sendmsg+0x89/0xb0 [ 60.997521] ? netlink_unicast+0x6b0/0x6b0 [ 60.997530] sock_sendmsg+0xca/0x110 [ 60.997538] ___sys_sendmsg+0x767/0x8b0 [ 60.997549] ? copy_msghdr_from_user+0x590/0x590 [ 60.997557] ? putname+0xee/0x130 [ 60.997564] ? check_noncircular+0x20/0x20 [ 60.997571] ? get_pid_task+0xbc/0x140 [ 60.997579] ? proc_fail_nth_write+0xb5/0x260 [ 60.997586] ? map_files_get_link+0x3a0/0x3a0 [ 60.997595] ? __fget_light+0x297/0x380 [ 60.997603] ? fget_raw+0x20/0x20 [ 60.997612] ? find_held_lock+0x35/0x1d0 [ 60.997627] ? vfs_write+0x374/0x510 [ 60.997633] ? lock_downgrade+0x980/0x980 [ 60.997643] ? __fdget+0x18/0x20 [ 60.997654] __sys_sendmsg+0xe5/0x210 [ 60.997659] ? __sys_sendmsg+0xe5/0x210 [ 60.997666] ? SyS_shutdown+0x290/0x290 [ 60.997677] ? __sb_end_write+0xa0/0xd0 [ 60.997684] ? vfs_write+0x224/0x510 [ 60.997701] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 60.997713] SyS_sendmsg+0x2d/0x50 [ 60.997721] entry_SYSCALL_64_fastpath+0x23/0x9a [ 60.997726] RIP: 0033:0x4404e9 [ 60.997729] RSP: 002b:00007ffe2d4c85c8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 60.997734] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00000000004404e9 [ 60.997737] RDX: 0000000000000000 RSI: 0000000020b3dfc8 RDI: 000000000000001b [ 60.997739] RBP: 000000000000001c R08: 0000000000000001 R09: 0000000000000034 [ 60.997742] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffe2d4c85d0 [ 60.997745] R13: 000000000000001a R14: 0000000000000000 R15: 0000000000000000 [ 61.002070] ieee80211 phy14: Selected rate control algorithm 'minstrel_ht' [ 61.050185] FAULT_INJECTION: forcing a failure. [ 61.050185] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 61.050194] CPU: 1 PID: 3655 Comm: syzkaller881442 Not tainted 4.15.0-rc7+ #187 [ 61.050197] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 61.050199] Call Trace: [ 61.050214] dump_stack+0x194/0x257 [ 61.050225] ? arch_local_irq_restore+0x53/0x53 [ 61.050246] should_fail+0x8c0/0xa40 [ 61.050255] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 61.050270] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 61.050284] ? get_page_from_freelist+0x341e/0x52f0 [ 61.050291] ? lock_downgrade+0x980/0x980 [ 61.050297] ? set_pageblock_migratetype+0x40/0x40 [ 61.050313] ? mark_held_locks+0xaf/0x100 [ 61.050321] ? get_page_from_freelist+0xa83/0x52f0 [ 61.050330] ? kernel_poison_pages+0xce/0x1f0 [ 61.050335] ? kasan_unpoison_shadow+0x35/0x50 [ 61.050344] ? get_page_from_freelist+0x2d70/0x52f0 [ 61.050349] ? get_page_from_freelist+0x2ddc/0x52f0 [ 61.050357] ? should_fail+0x23b/0xa40 [ 61.050371] __alloc_pages_nodemask+0x338/0xd80 [ 61.050382] ? __alloc_pages_slowpath+0x2d00/0x2d00 [ 61.050393] ? find_held_lock+0x35/0x1d0 [ 61.050405] ? __lock_is_held+0xb6/0x140 [ 61.050433] ? rcu_note_context_switch+0x710/0x710 [ 61.050443] cache_grow_begin+0x72/0x3f0 [ 61.050453] __kmalloc+0x408/0x760 [ 61.050457] ? mark_held_locks+0xaf/0x100 [ 61.050471] ? wiphy_new_nm+0x819/0x21d0 [ 61.050482] wiphy_new_nm+0x819/0x21d0 [ 61.050490] ? cfg80211_dev_check_name.isra.5+0x390/0x390 [ 61.050499] ? __page_frag_cache_drain+0x1c0/0x1c0 [ 61.050507] ? check_noncircular+0x20/0x20 [ 61.050515] ? lock_pin_lock+0x360/0x360 [ 61.050524] ? print_irqtrace_events+0x270/0x270 [ 61.050530] ? kernel_poison_pages+0xce/0x1f0 [ 61.050534] ? kasan_unpoison_shadow+0x35/0x50 [ 61.050543] ? print_irqtrace_events+0x270/0x270 [ 61.050554] ? find_held_lock+0x35/0x1d0 [ 61.050567] ? print_irqtrace_events+0x270/0x270 [ 61.050574] ? print_irqtrace_events+0x270/0x270 [ 61.050580] ? set_pageblock_migratetype+0x40/0x40 [ 61.050589] ? print_irqtrace_events+0x270/0x270 [ 61.050599] ? print_irqtrace_events+0x270/0x270 [ 61.050614] ? __lock_acquire+0x664/0x3e00 [ 61.050619] ? print_irqtrace_events+0x270/0x270 [ 61.050626] ? print_irqtrace_events+0x270/0x270 [ 61.050644] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 61.050648] ? print_irqtrace_events+0x270/0x270 [ 61.050659] ? __lock_acquire+0x664/0x3e00 [ 61.050666] ? __lock_acquire+0x664/0x3e00 [ 61.050680] ieee80211_alloc_hw_nm+0x4b4/0x2140 [ 61.050692] ? ieee80211_restart_hw+0x470/0x470 [ 61.050698] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 61.050705] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 61.050718] ? check_noncircular+0x20/0x20 [ 61.050723] ? check_noncircular+0x20/0x20 [ 61.050731] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 61.050735] ? __lock_acquire+0x664/0x3e00 [ 61.050742] ? check_noncircular+0x20/0x20 [ 61.050761] ? print_irqtrace_events+0x270/0x270 [ 61.050767] ? find_held_lock+0x35/0x1d0 [ 61.050786] ? mac80211_hwsim_new_radio+0x1ad/0x2b90 [ 61.050792] ? lock_downgrade+0x980/0x980 [ 61.050805] ? mark_held_locks+0xaf/0x100 [ 61.050814] ? __local_bh_enable_ip+0x121/0x230 [ 61.050822] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 61.050827] ? mac80211_hwsim_new_radio+0x1ad/0x2b90 [ 61.050832] ? trace_hardirqs_on+0xd/0x10 [ 61.050838] ? __local_bh_enable_ip+0x121/0x230 [ 61.050848] mac80211_hwsim_new_radio+0x220/0x2b90 [ 61.050856] ? avc_has_extended_perms+0x12c0/0x12c0 [ 61.050863] ? lock_release+0xa40/0xa40 [ 61.050869] ? trace_event_raw_event_sched_switch+0x800/0x800 [ 61.050882] ? rcu_note_context_switch+0x710/0x710 [ 61.050890] ? mac80211_hwsim_remove_chanctx+0xa0/0xa0 [ 61.050896] ? __might_sleep+0x95/0x190 [ 61.050906] ? genl_rcv_msg+0x115/0x140 [ 61.050914] ? __mutex_lock+0x16f/0x1a80 [ 61.050919] ? genl_rcv_msg+0x115/0x140 [ 61.050928] ? cred_has_capability+0x1a0/0x3d0 [ 61.050936] ? selinux_ipv4_output+0x40/0x40 [ 61.050946] ? check_noncircular+0x20/0x20 [ 61.050955] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 61.050964] ? __kernel_text_address+0xd/0x40 [ 61.050974] ? selinux_capable+0x36/0x40 [ 61.050983] hwsim_new_radio_nl+0x5b7/0x7c0 [ 61.050992] ? mac80211_hwsim_new_radio+0x2b90/0x2b90 [ 61.051006] ? __netlink_ns_capable+0xe1/0x120 [ 61.051018] genl_family_rcv_msg+0x7b7/0xfb0 [ 61.051031] ? genl_rcv+0x40/0x40 [ 61.051035] ? lock_downgrade+0x980/0x980 [ 61.051044] ? lock_release+0xa40/0xa40 [ 61.051053] ? __lock_is_held+0xb6/0x140 [ 61.051064] ? lock_acquire+0x1d5/0x580 [ 61.051087] genl_rcv_msg+0xb2/0x140 [ 61.051096] netlink_rcv_skb+0x224/0x470 [ 61.051102] ? genl_family_rcv_msg+0xfb0/0xfb0 [ 61.051109] ? netlink_ack+0xa10/0xa10 [ 61.051113] ? genl_rcv+0x19/0x40 [ 61.051121] ? netlink_skb_destructor+0x1d0/0x1d0 [ 61.051129] ? selinux_nlmsg_lookup+0x32b/0x430 [ 61.051139] genl_rcv+0x28/0x40 [ 61.051144] netlink_unicast+0x4c4/0x6b0 [ 61.051156] ? netlink_attachskb+0x8a0/0x8a0 [ 61.051167] ? security_netlink_send+0x81/0xb0 [ 61.051176] netlink_sendmsg+0xa4a/0xe60 [ 61.051189] ? netlink_unicast+0x6b0/0x6b0 [ 61.051199] ? security_socket_sendmsg+0x89/0xb0 [ 61.051205] ? netlink_unicast+0x6b0/0x6b0 [ 61.051215] sock_sendmsg+0xca/0x110 [ 61.051223] ___sys_sendmsg+0x767/0x8b0 [ 61.051234] ? copy_msghdr_from_user+0x590/0x590 [ 61.051243] ? putname+0xee/0x130 [ 61.051249] ? check_noncircular+0x20/0x20 [ 61.051256] ? get_pid_task+0xbc/0x140 [ 61.051266] ? proc_fail_nth_write+0xb5/0x260 [ 61.051272] ? map_files_get_link+0x3a0/0x3a0 [ 61.051283] ? __fget_light+0x297/0x380 [ 61.051290] ? fget_raw+0x20/0x20 [ 61.051300] ? find_held_lock+0x35/0x1d0 [ 61.051315] ? vfs_write+0x374/0x510 [ 61.051322] ? lock_downgrade+0x980/0x980 [ 61.051332] ? __fdget+0x18/0x20 [ 61.051343] __sys_sendmsg+0xe5/0x210 [ 61.051346] ? __sys_sendmsg+0xe5/0x210 [ 61.051354] ? SyS_shutdown+0x290/0x290 [ 61.051365] ? __sb_end_write+0xa0/0xd0 [ 61.051371] ? vfs_write+0x224/0x510 [ 61.051389] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 61.051400] SyS_sendmsg+0x2d/0x50 [ 61.051411] entry_SYSCALL_64_fastpath+0x23/0x9a [ 61.051416] RIP: 0033:0x4404e9 [ 61.051419] RSP: 002b:00007ffe2d4c85c8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 61.051425] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00000000004404e9 [ 61.051427] RDX: 0000000000000000 RSI: 0000000020b3dfc8 RDI: 000000000000001d [ 61.051430] RBP: 000000000000001e R08: 0000000000000001 R09: 0000000000000034 [ 61.051433] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffe2d4c85d0 [ 61.051435] R13: 000000000000001c R14: 0000000000000000 R15: 0000000000000000 [ 61.054705] ieee80211 phy15: Selected rate control algorithm 'minstrel_ht' [ 61.109011] FAULT_INJECTION: forcing a failure. [ 61.109011] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 61.109020] CPU: 1 PID: 3655 Comm: syzkaller881442 Not tainted 4.15.0-rc7+ #187 [ 61.109023] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 61.109026] Call Trace: [ 61.109041] dump_stack+0x194/0x257 [ 61.109051] ? arch_local_irq_restore+0x53/0x53 [ 61.109073] should_fail+0x8c0/0xa40 [ 61.109082] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 61.109096] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 61.109109] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 61.109123] ? set_pageblock_migratetype+0x40/0x40 [ 61.109139] ? mark_held_locks+0xaf/0x100 [ 61.109147] ? get_page_from_freelist+0xa83/0x52f0 [ 61.109156] ? kernel_poison_pages+0xce/0x1f0 [ 61.109162] ? kasan_unpoison_shadow+0x35/0x50 [ 61.109170] ? get_page_from_freelist+0x2d70/0x52f0 [ 61.109176] ? get_page_from_freelist+0x2ddc/0x52f0 [ 61.109184] ? should_fail+0x23b/0xa40 [ 61.109197] __alloc_pages_nodemask+0x338/0xd80 [ 61.109209] ? __alloc_pages_slowpath+0x2d00/0x2d00 [ 61.109221] ? find_held_lock+0x35/0x1d0 [ 61.109232] ? __lock_is_held+0xb6/0x140 [ 61.109259] ? rcu_note_context_switch+0x710/0x710 [ 61.109269] cache_grow_begin+0x72/0x3f0 [ 61.109280] __kmalloc+0x408/0x760 [ 61.109284] ? mark_held_locks+0xaf/0x100 [ 61.109298] ? wiphy_new_nm+0x819/0x21d0 [ 61.109308] wiphy_new_nm+0x819/0x21d0 [ 61.109317] ? cfg80211_dev_check_name.isra.5+0x390/0x390 [ 61.109326] ? __page_frag_cache_drain+0x1c0/0x1c0 [ 61.109333] ? check_noncircular+0x20/0x20 [ 61.109347] ? print_irqtrace_events+0x270/0x270 [ 61.109355] ? kernel_poison_pages+0xce/0x1f0 [ 61.109362] ? print_irqtrace_events+0x270/0x270 [ 61.109366] ? kasan_alloc_pages+0x38/0x40 [ 61.109371] ? get_page_from_freelist+0x2ce3/0x52f0 [ 61.109380] ? find_held_lock+0x35/0x1d0 [ 61.109394] ? print_irqtrace_events+0x270/0x270 [ 61.109400] ? print_irqtrace_events+0x270/0x270 [ 61.109407] ? set_pageblock_migratetype+0x40/0x40 [ 61.109416] ? print_irqtrace_events+0x270/0x270 [ 61.109426] ? print_irqtrace_events+0x270/0x270 [ 61.109441] ? __lock_acquire+0x664/0x3e00 [ 61.109446] ? print_irqtrace_events+0x270/0x270 [ 61.109452] ? print_irqtrace_events+0x270/0x270 [ 61.109470] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 61.109474] ? print_irqtrace_events+0x270/0x270 [ 61.109486] ? __lock_acquire+0x664/0x3e00 [ 61.109492] ? __lock_acquire+0x664/0x3e00 [ 61.109507] ieee80211_alloc_hw_nm+0x4b4/0x2140 [ 61.109519] ? ieee80211_restart_hw+0x470/0x470 [ 61.109525] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 61.109532] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 61.109544] ? check_noncircular+0x20/0x20 [ 61.109550] ? check_noncircular+0x20/0x20 [ 61.109557] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 61.109561] ? __lock_acquire+0x664/0x3e00 [ 61.109568] ? check_noncircular+0x20/0x20 [ 61.109586] ? print_irqtrace_events+0x270/0x270 [ 61.109593] ? find_held_lock+0x35/0x1d0 [ 61.109609] ? mac80211_hwsim_new_radio+0x1ad/0x2b90 [ 61.109616] ? lock_downgrade+0x980/0x980 [ 61.109629] ? mark_held_locks+0xaf/0x100 [ 61.109638] ? __local_bh_enable_ip+0x121/0x230 [ 61.109646] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 61.109651] ? mac80211_hwsim_new_radio+0x1ad/0x2b90 [ 61.109656] ? trace_hardirqs_on+0xd/0x10 [ 61.109661] ? __local_bh_enable_ip+0x121/0x230 [ 61.109671] mac80211_hwsim_new_radio+0x220/0x2b90 [ 61.109679] ? avc_has_extended_perms+0x12c0/0x12c0 [ 61.109686] ? lock_release+0xa40/0xa40 [ 61.109692] ? trace_event_raw_event_sched_switch+0x800/0x800 [ 61.109701] ? rcu_note_context_switch+0x710/0x710 [ 61.109708] ? mac80211_hwsim_remove_chanctx+0xa0/0xa0 [ 61.109715] ? __might_sleep+0x95/0x190 [ 61.109723] ? genl_rcv_msg+0x115/0x140 [ 61.109730] ? __mutex_lock+0x16f/0x1a80 [ 61.109733] ? genl_rcv_msg+0x115/0x140 [ 61.109743] ? cred_has_capability+0x1a0/0x3d0 [ 61.109750] ? selinux_ipv4_output+0x40/0x40 [ 61.109760] ? check_noncircular+0x20/0x20 [ 61.109769] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 61.109776] ? __kernel_text_address+0xd/0x40 [ 61.109785] ? selinux_capable+0x36/0x40 [ 61.109794] hwsim_new_radio_nl+0x5b7/0x7c0 [ 61.109803] ? mac80211_hwsim_new_radio+0x2b90/0x2b90 [ 61.109814] ? __netlink_ns_capable+0xe1/0x120 [ 61.109826] genl_family_rcv_msg+0x7b7/0xfb0 [ 61.109839] ? genl_rcv+0x40/0x40 [ 61.109843] ? lock_downgrade+0x980/0x980 [ 61.109852] ? lock_release+0xa40/0xa40 [ 61.109861] ? __lock_is_held+0xb6/0x140 [ 61.109876] ? lock_acquire+0x1d5/0x580 [ 61.109899] genl_rcv_msg+0xb2/0x140 [ 61.109908] netlink_rcv_skb+0x224/0x470 [ 61.109914] ? genl_family_rcv_msg+0xfb0/0xfb0 [ 61.109921] ? netlink_ack+0xa10/0xa10 [ 61.109925] ? genl_rcv+0x19/0x40 [ 61.109933] ? netlink_skb_destructor+0x1d0/0x1d0 [ 61.109941] ? selinux_nlmsg_lookup+0x32b/0x430 [ 61.109951] genl_rcv+0x28/0x40 [ 61.109956] netlink_unicast+0x4c4/0x6b0 [ 61.109968] ? netlink_attachskb+0x8a0/0x8a0 [ 61.109979] ? security_netlink_send+0x81/0xb0 [ 61.109988] netlink_sendmsg+0xa4a/0xe60 [ 61.110001] ? netlink_unicast+0x6b0/0x6b0 [ 61.110011] ? security_socket_sendmsg+0x89/0xb0 [ 61.110016] ? netlink_unicast+0x6b0/0x6b0 [ 61.110026] sock_sendmsg+0xca/0x110 [ 61.110034] ___sys_sendmsg+0x767/0x8b0 [ 61.110044] ? copy_msghdr_from_user+0x590/0x590 [ 61.110052] ? putname+0xee/0x130 [ 61.110059] ? check_noncircular+0x20/0x20 [ 61.110066] ? get_pid_task+0xbc/0x140 [ 61.110074] ? proc_fail_nth_write+0xb5/0x260 [ 61.110080] ? map_files_get_link+0x3a0/0x3a0 [ 61.110090] ? __fget_light+0x297/0x380 [ 61.110097] ? fget_raw+0x20/0x20 [ 61.110107] ? find_held_lock+0x35/0x1d0 [ 61.110121] ? vfs_write+0x374/0x510 [ 61.110128] ? lock_downgrade+0x980/0x980 [ 61.110137] ? __fdget+0x18/0x20 [ 61.110148] __sys_sendmsg+0xe5/0x210 [ 61.110152] ? __sys_sendmsg+0xe5/0x210 [ 61.110159] ? SyS_shutdown+0x290/0x290 [ 61.110170] ? __sb_end_write+0xa0/0xd0 [ 61.110177] ? vfs_write+0x224/0x510 [ 61.110194] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 61.110206] SyS_sendmsg+0x2d/0x50 [ 61.110214] entry_SYSCALL_64_fastpath+0x23/0x9a [ 61.110220] RIP: 0033:0x4404e9 [ 61.110223] RSP: 002b:00007ffe2d4c85c8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 61.110229] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00000000004404e9 [ 61.110231] RDX: 0000000000000000 RSI: 0000000020b3dfc8 RDI: 000000000000001f [ 61.110234] RBP: 0000000000000020 R08: 0000000000000001 R09: 0000000000000034 [ 61.110237] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffe2d4c85d0 [ 61.110240] R13: 000000000000001e R14: 0000000000000000 R15: 0000000000000000 [ 61.114349] ieee80211 phy16: Selected rate control algorithm 'minstrel_ht' [ 61.154090] FAULT_INJECTION: forcing a failure. [ 61.154090] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 61.154098] CPU: 1 PID: 3655 Comm: syzkaller881442 Not tainted 4.15.0-rc7+ #187 [ 61.154101] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 61.154104] Call Trace: [ 61.154118] dump_stack+0x194/0x257 [ 61.154129] ? arch_local_irq_restore+0x53/0x53 [ 61.154150] should_fail+0x8c0/0xa40 [ 61.154160] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 61.154174] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 61.154189] ? get_page_from_freelist+0x341e/0x52f0 [ 61.154197] ? lock_downgrade+0x980/0x980 [ 61.154203] ? set_pageblock_migratetype+0x40/0x40 [ 61.154219] ? mark_held_locks+0xaf/0x100 [ 61.154226] ? get_page_from_freelist+0xa83/0x52f0 [ 61.154235] ? kernel_poison_pages+0xce/0x1f0 [ 61.154241] ? kasan_unpoison_shadow+0x35/0x50 [ 61.154250] ? get_page_from_freelist+0x2d70/0x52f0 [ 61.154255] ? get_page_from_freelist+0x2ddc/0x52f0 [ 61.154263] ? should_fail+0x23b/0xa40 [ 61.154277] __alloc_pages_nodemask+0x338/0xd80 [ 61.154289] ? __alloc_pages_slowpath+0x2d00/0x2d00 [ 61.154300] ? find_held_lock+0x35/0x1d0 [ 61.154312] ? __lock_is_held+0xb6/0x140 [ 61.154339] ? rcu_note_context_switch+0x710/0x710 [ 61.154349] cache_grow_begin+0x72/0x3f0 [ 61.154360] __kmalloc+0x408/0x760 [ 61.154364] ? mark_held_locks+0xaf/0x100 [ 61.154377] ? wiphy_new_nm+0x819/0x21d0 [ 61.154388] wiphy_new_nm+0x819/0x21d0 [ 61.154397] ? cfg80211_dev_check_name.isra.5+0x390/0x390 [ 61.154405] ? __page_frag_cache_drain+0x1c0/0x1c0 [ 61.154413] ? check_noncircular+0x20/0x20 [ 61.154421] ? lock_pin_lock+0x360/0x360 [ 61.154430] ? print_irqtrace_events+0x270/0x270 [ 61.154435] ? update_load_avg+0x249/0x2d80 [ 61.154442] ? __isolate_free_page+0x8a0/0x8a0 [ 61.154449] ? print_irqtrace_events+0x270/0x270 [ 61.154460] ? find_held_lock+0x35/0x1d0 [ 61.154474] ? print_irqtrace_events+0x270/0x270 [ 61.154480] ? print_irqtrace_events+0x270/0x270 [ 61.154486] ? set_pageblock_migratetype+0x40/0x40 [ 61.154496] ? print_irqtrace_events+0x270/0x270 [ 61.154506] ? print_irqtrace_events+0x270/0x270 [ 61.154521] ? __lock_acquire+0x664/0x3e00 [ 61.154526] ? print_irqtrace_events+0x270/0x270 [ 61.154533] ? print_irqtrace_events+0x270/0x270 [ 61.154550] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 61.154554] ? print_irqtrace_events+0x270/0x270 [ 61.154566] ? __lock_acquire+0x664/0x3e00 [ 61.154572] ? __lock_acquire+0x664/0x3e00 [ 61.154587] ieee80211_alloc_hw_nm+0x4b4/0x2140 [ 61.154599] ? ieee80211_restart_hw+0x470/0x470 [ 61.154605] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 61.154612] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 61.154624] ? check_noncircular+0x20/0x20 [ 61.154630] ? check_noncircular+0x20/0x20 [ 61.154637] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 61.154641] ? __lock_acquire+0x664/0x3e00 [ 61.154648] ? check_noncircular+0x20/0x20 [ 61.154667] ? print_irqtrace_events+0x270/0x270 [ 61.154673] ? find_held_lock+0x35/0x1d0 [ 61.154692] ? mac80211_hwsim_new_radio+0x1ad/0x2b90 [ 61.154699] ? lock_downgrade+0x980/0x980 [ 61.154712] ? mark_held_locks+0xaf/0x100 [ 61.154721] ? __local_bh_enable_ip+0x121/0x230 [ 61.154729] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 61.154734] ? mac80211_hwsim_new_radio+0x1ad/0x2b90 [ 61.154739] ? trace_hardirqs_on+0xd/0x10 [ 61.154745] ? __local_bh_enable_ip+0x121/0x230 [ 61.154755] mac80211_hwsim_new_radio+0x220/0x2b90 [ 61.154763] ? avc_has_extended_perms+0x12c0/0x12c0 [ 61.154770] ? lock_release+0xa40/0xa40 [ 61.154777] ? trace_event_raw_event_sched_switch+0x800/0x800 [ 61.154786] ? rcu_note_context_switch+0x710/0x710 [ 61.154794] ? mac80211_hwsim_remove_chanctx+0xa0/0xa0 [ 61.154800] ? __might_sleep+0x95/0x190 [ 61.154811] ? genl_rcv_msg+0x115/0x140 [ 61.154819] ? __mutex_lock+0x16f/0x1a80 [ 61.154823] ? genl_rcv_msg+0x115/0x140 [ 61.154832] ? cred_has_capability+0x1a0/0x3d0 [ 61.154840] ? selinux_ipv4_output+0x40/0x40 [ 61.154850] ? check_noncircular+0x20/0x20 [ 61.154859] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 61.154870] ? __kernel_text_address+0xd/0x40 [ 61.154880] ? selinux_capable+0x36/0x40 [ 61.154889] hwsim_new_radio_nl+0x5b7/0x7c0 [ 61.154898] ? mac80211_hwsim_new_radio+0x2b90/0x2b90 [ 61.154910] ? __netlink_ns_capable+0xe1/0x120 [ 61.154921] genl_family_rcv_msg+0x7b7/0xfb0 [ 61.154934] ? genl_rcv+0x40/0x40 [ 61.154939] ? lock_downgrade+0x980/0x980 [ 61.154948] ? lock_release+0xa40/0xa40 [ 61.154956] ? __lock_is_held+0xb6/0x140 [ 61.154967] ? lock_acquire+0x1d5/0x580 [ 61.154990] genl_rcv_msg+0xb2/0x140 [ 61.154999] netlink_rcv_skb+0x224/0x470 [ 61.155007] ? genl_family_rcv_msg+0xfb0/0xfb0 [ 61.155015] ? netlink_ack+0xa10/0xa10 [ 61.155018] ? genl_rcv+0x19/0x40 [ 61.155026] ? netlink_skb_destructor+0x1d0/0x1d0 [ 61.155037] ? selinux_nlmsg_lookup+0x32b/0x430 [ 61.155046] genl_rcv+0x28/0x40 [ 61.155052] netlink_unicast+0x4c4/0x6b0 [ 61.155063] ? netlink_attachskb+0x8a0/0x8a0 [ 61.155074] ? security_netlink_send+0x81/0xb0 [ 61.155083] netlink_sendmsg+0xa4a/0xe60 [ 61.155096] ? netlink_unicast+0x6b0/0x6b0 [ 61.155106] ? security_socket_sendmsg+0x89/0xb0 [ 61.155112] ? netlink_unicast+0x6b0/0x6b0 [ 61.155121] sock_sendmsg+0xca/0x110 [ 61.155129] ___sys_sendmsg+0x767/0x8b0 [ 61.155140] ? copy_msghdr_from_user+0x590/0x590 [ 61.155148] ? putname+0xee/0x130 [ 61.155154] ? check_noncircular+0x20/0x20 [ 61.155161] ? get_pid_task+0xbc/0x140 [ 61.155169] ? proc_fail_nth_write+0xb5/0x260 [ 61.155176] ? map_files_get_link+0x3a0/0x3a0 [ 61.155185] ? __fget_light+0x297/0x380 [ 61.155192] ? fget_raw+0x20/0x20 [ 61.155202] ? find_held_lock+0x35/0x1d0 [ 61.155217] ? vfs_write+0x374/0x510 [ 61.155223] ? lock_downgrade+0x980/0x980 [ 61.155233] ? __fdget+0x18/0x20 [ 61.155244] __sys_sendmsg+0xe5/0x210 [ 61.155248] ? __sys_sendmsg+0xe5/0x210 [ 61.155256] ? SyS_shutdown+0x290/0x290 [ 61.155267] ? __sb_end_write+0xa0/0xd0 [ 61.155273] ? vfs_write+0x224/0x510 [ 61.155291] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 61.155303] SyS_sendmsg+0x2d/0x50 [ 61.155311] entry_SYSCALL_64_fastpath+0x23/0x9a [ 61.155317] RIP: 0033:0x4404e9 [ 61.155320] RSP: 002b:00007ffe2d4c85c8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 61.155325] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00000000004404e9 [ 61.155328] RDX: 0000000000000000 RSI: 0000000020b3dfc8 RDI: 0000000000000021 [ 61.155331] RBP: 0000000000000022 R08: 0000000000000001 R09: 0000000000000034 [ 61.155334] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffe2d4c85d0 [ 61.155337] R13: 0000000000000020 R14: 0000000000000000 R15: 0000000000000000 [ 61.166934] ieee80211 phy17: Selected rate control algorithm 'minstrel_ht' [ 61.209826] FAULT_INJECTION: forcing a failure. [ 61.209826] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 61.209835] CPU: 1 PID: 3655 Comm: syzkaller881442 Not tainted 4.15.0-rc7+ #187 [ 61.209838] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 61.209840] Call Trace: [ 61.209856] dump_stack+0x194/0x257 [ 61.209871] ? arch_local_irq_restore+0x53/0x53 [ 61.209892] should_fail+0x8c0/0xa40 [ 61.209902] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 61.209916] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 61.209931] ? get_page_from_freelist+0x341e/0x52f0 [ 61.209939] ? lock_downgrade+0x980/0x980 [ 61.209945] ? set_pageblock_migratetype+0x40/0x40 [ 61.209962] ? mark_held_locks+0xaf/0x100 [ 61.209970] ? get_page_from_freelist+0xa83/0x52f0 [ 61.209979] ? kernel_poison_pages+0xce/0x1f0 [ 61.209984] ? kasan_unpoison_shadow+0x35/0x50 [ 61.209993] ? get_page_from_freelist+0x2d70/0x52f0 [ 61.209999] ? get_page_from_freelist+0x2ddc/0x52f0 [ 61.210011] ? should_fail+0x23b/0xa40 [ 61.210025] __alloc_pages_nodemask+0x338/0xd80 [ 61.210037] ? __alloc_pages_slowpath+0x2d00/0x2d00 [ 61.210049] ? find_held_lock+0x35/0x1d0 [ 61.210061] ? __lock_is_held+0xb6/0x140 [ 61.210089] ? rcu_note_context_switch+0x710/0x710 [ 61.210099] cache_grow_begin+0x72/0x3f0 [ 61.210110] __kmalloc+0x408/0x760 [ 61.210114] ? mark_held_locks+0xaf/0x100 [ 61.210129] ? wiphy_new_nm+0x819/0x21d0 [ 61.210140] wiphy_new_nm+0x819/0x21d0 [ 61.210150] ? cfg80211_dev_check_name.isra.5+0x390/0x390 [ 61.210158] ? __page_frag_cache_drain+0x1c0/0x1c0 [ 61.210166] ? check_noncircular+0x20/0x20 [ 61.210175] ? lock_pin_lock+0x360/0x360 [ 61.210184] ? print_irqtrace_events+0x270/0x270 [ 61.210189] ? kernel_poison_pages+0xce/0x1f0 [ 61.210194] ? kasan_unpoison_shadow+0x35/0x50 [ 61.210202] ? print_irqtrace_events+0x270/0x270 [ 61.210214] ? find_held_lock+0x35/0x1d0 [ 61.210228] ? print_irqtrace_events+0x270/0x270 [ 61.210235] ? print_irqtrace_events+0x270/0x270 [ 61.210241] ? set_pageblock_migratetype+0x40/0x40 [ 61.210251] ? print_irqtrace_events+0x270/0x270 [ 61.210261] ? print_irqtrace_events+0x270/0x270 [ 61.210276] ? __lock_acquire+0x664/0x3e00 [ 61.210282] ? print_irqtrace_events+0x270/0x270 [ 61.210289] ? print_irqtrace_events+0x270/0x270 [ 61.210307] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 61.210311] ? print_irqtrace_events+0x270/0x270 [ 61.210323] ? __lock_acquire+0x664/0x3e00 [ 61.210330] ? __lock_acquire+0x664/0x3e00 [ 61.210342] ieee80211_alloc_hw_nm+0x4b4/0x2140 [ 61.210354] ? ieee80211_restart_hw+0x470/0x470 [ 61.210361] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 61.210368] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 61.210381] ? check_noncircular+0x20/0x20 [ 61.210386] ? check_noncircular+0x20/0x20 [ 61.210394] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 61.210398] ? __lock_acquire+0x664/0x3e00 [ 61.210405] ? check_noncircular+0x20/0x20 [ 61.210424] ? print_irqtrace_events+0x270/0x270 [ 61.210431] ? find_held_lock+0x35/0x1d0 [ 61.210447] ? mac80211_hwsim_new_radio+0x1ad/0x2b90 [ 61.210454] ? lock_downgrade+0x980/0x980 [ 61.210468] ? mark_held_locks+0xaf/0x100 [ 61.210477] ? __local_bh_enable_ip+0x121/0x230 [ 61.210485] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 61.210490] ? mac80211_hwsim_new_radio+0x1ad/0x2b90 [ 61.210495] ? trace_hardirqs_on+0xd/0x10 [ 61.210501] ? __local_bh_enable_ip+0x121/0x230 [ 61.210511] mac80211_hwsim_new_radio+0x220/0x2b90 [ 61.210519] ? avc_has_extended_perms+0x12c0/0x12c0 [ 61.210526] ? lock_release+0xa40/0xa40 [ 61.210533] ? trace_event_raw_event_sched_switch+0x800/0x800 [ 61.210541] ? rcu_note_context_switch+0x710/0x710 [ 61.210549] ? mac80211_hwsim_remove_chanctx+0xa0/0xa0 [ 61.210556] ? __might_sleep+0x95/0x190 [ 61.210564] ? genl_rcv_msg+0x115/0x140 [ 61.210571] ? __mutex_lock+0x16f/0x1a80 [ 61.210575] ? genl_rcv_msg+0x115/0x140 [ 61.210585] ? cred_has_capability+0x1a0/0x3d0 [ 61.210593] ? selinux_ipv4_output+0x40/0x40 [ 61.210604] ? check_noncircular+0x20/0x20 [ 61.210612] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 61.210619] ? __kernel_text_address+0xd/0x40 [ 61.210629] ? selinux_capable+0x36/0x40 [ 61.210639] hwsim_new_radio_nl+0x5b7/0x7c0 [ 61.210648] ? mac80211_hwsim_new_radio+0x2b90/0x2b90 [ 61.210659] ? __netlink_ns_capable+0xe1/0x120 [ 61.210672] genl_family_rcv_msg+0x7b7/0xfb0 [ 61.210685] ? genl_rcv+0x40/0x40 [ 61.210689] ? lock_downgrade+0x980/0x980 [ 61.210698] ? lock_release+0xa40/0xa40 [ 61.210708] ? __lock_is_held+0xb6/0x140 [ 61.210719] ? lock_acquire+0x1d5/0x580 [ 61.210743] genl_rcv_msg+0xb2/0x140 [ 61.210752] netlink_rcv_skb+0x224/0x470 [ 61.210758] ? genl_family_rcv_msg+0xfb0/0xfb0 [ 61.210765] ? netlink_ack+0xa10/0xa10 [ 61.210769] ? genl_rcv+0x19/0x40 [ 61.210778] ? netlink_skb_destructor+0x1d0/0x1d0 [ 61.210786] ? selinux_nlmsg_lookup+0x32b/0x430 [ 61.210796] genl_rcv+0x28/0x40 [ 61.210802] netlink_unicast+0x4c4/0x6b0 [ 61.210814] ? netlink_attachskb+0x8a0/0x8a0 [ 61.210826] ? security_netlink_send+0x81/0xb0 [ 61.210834] netlink_sendmsg+0xa4a/0xe60 [ 61.210848] ? netlink_unicast+0x6b0/0x6b0 [ 61.210858] ? security_socket_sendmsg+0x89/0xb0 [ 61.210867] ? netlink_unicast+0x6b0/0x6b0 [ 61.210876] sock_sendmsg+0xca/0x110 [ 61.210884] ___sys_sendmsg+0x767/0x8b0 [ 61.210895] ? copy_msghdr_from_user+0x590/0x590 [ 61.210903] ? putname+0xee/0x130 [ 61.210910] ? check_noncircular+0x20/0x20 [ 61.210917] ? get_pid_task+0xbc/0x140 [ 61.210926] ? proc_fail_nth_write+0xb5/0x260 [ 61.210932] ? map_files_get_link+0x3a0/0x3a0 [ 61.210942] ? __fget_light+0x297/0x380 [ 61.210949] ? fget_raw+0x20/0x20 [ 61.210960] ? find_held_lock+0x35/0x1d0 [ 61.210974] ? vfs_write+0x374/0x510 [ 61.210981] ? lock_downgrade+0x980/0x980 [ 61.210991] ? __fdget+0x18/0x20 [ 61.211002] __sys_sendmsg+0xe5/0x210 [ 61.211006] ? __sys_sendmsg+0xe5/0x210 [ 61.211014] ? SyS_shutdown+0x290/0x290 [ 61.211025] ? __sb_end_write+0xa0/0xd0 [ 61.211031] ? vfs_write+0x224/0x510 [ 61.211050] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 61.211062] SyS_sendmsg+0x2d/0x50 [ 61.211071] entry_SYSCALL_64_fastpath+0x23/0x9a [ 61.211076] RIP: 0033:0x4404e9 [ 61.211079] RSP: 002b:00007ffe2d4c85c8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 61.211085] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00000000004404e9 [ 61.211088] RDX: 0000000000000000 RSI: 0000000020b3dfc8 RDI: 0000000000000023 [ 61.211091] RBP: 0000000000000024 R08: 0000000000000001 R09: 0000000000000034 [ 61.211093] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffe2d4c85d0 [ 61.211096] R13: 0000000000000022 R14: 0000000000000000 R15: 0000000000000000 [ 61.235448] ieee80211 phy18: Selected rate control algorithm 'minstrel_ht' [ 61.262491] FAULT_INJECTION: forcing a failure. [ 61.262491] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 61.262500] CPU: 1 PID: 3655 Comm: syzkaller881442 Not tainted 4.15.0-rc7+ #187 [ 61.262503] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 61.262506] Call Trace: [ 61.262520] dump_stack+0x194/0x257 [ 61.262531] ? arch_local_irq_restore+0x53/0x53 [ 61.262552] should_fail+0x8c0/0xa40 [ 61.262561] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 61.262576] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 61.262590] ? get_page_from_freelist+0x341e/0x52f0 [ 61.262597] ? lock_downgrade+0x980/0x980 [ 61.262603] ? set_pageblock_migratetype+0x40/0x40 [ 61.262619] ? mark_held_locks+0xaf/0x100 [ 61.262626] ? get_page_from_freelist+0xa83/0x52f0 [ 61.262636] ? kernel_poison_pages+0xce/0x1f0 [ 61.262642] ? kasan_unpoison_shadow+0x35/0x50 [ 61.262650] ? get_page_from_freelist+0x2d70/0x52f0 [ 61.262655] ? get_page_from_freelist+0x2ddc/0x52f0 [ 61.262663] ? should_fail+0x23b/0xa40 [ 61.262677] __alloc_pages_nodemask+0x338/0xd80 [ 61.262689] ? __alloc_pages_slowpath+0x2d00/0x2d00 [ 61.262700] ? find_held_lock+0x35/0x1d0 [ 61.262712] ? __lock_is_held+0xb6/0x140 [ 61.262739] ? rcu_note_context_switch+0x710/0x710 [ 61.262749] cache_grow_begin+0x72/0x3f0 [ 61.262759] __kmalloc+0x408/0x760 [ 61.262774] ? wiphy_new_nm+0x819/0x21d0 [ 61.262785] wiphy_new_nm+0x819/0x21d0 [ 61.262794] ? cfg80211_dev_check_name.isra.5+0x390/0x390 [ 61.262803] ? __page_frag_cache_drain+0x1c0/0x1c0 [ 61.262810] ? check_noncircular+0x20/0x20 [ 61.262818] ? lock_pin_lock+0x360/0x360 [ 61.262827] ? print_irqtrace_events+0x270/0x270 [ 61.262835] ? __isolate_free_page+0x8a0/0x8a0 [ 61.262842] ? print_irqtrace_events+0x270/0x270 [ 61.262853] ? find_held_lock+0x35/0x1d0 [ 61.262871] ? print_irqtrace_events+0x270/0x270 [ 61.262878] ? print_irqtrace_events+0x270/0x270 [ 61.262884] ? set_pageblock_migratetype+0x40/0x40 [ 61.262893] ? print_irqtrace_events+0x270/0x270 [ 61.262903] ? print_irqtrace_events+0x270/0x270 [ 61.262918] ? __lock_acquire+0x664/0x3e00 [ 61.262923] ? print_irqtrace_events+0x270/0x270 [ 61.262930] ? print_irqtrace_events+0x270/0x270 [ 61.262947] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 61.262951] ? print_irqtrace_events+0x270/0x270 [ 61.262964] ? __lock_acquire+0x664/0x3e00 [ 61.262970] ? __lock_acquire+0x664/0x3e00 [ 61.262983] ieee80211_alloc_hw_nm+0x4b4/0x2140 [ 61.262994] ? ieee80211_restart_hw+0x470/0x470 [ 61.263003] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 61.263010] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 61.263023] ? check_noncircular+0x20/0x20 [ 61.263029] ? check_noncircular+0x20/0x20 [ 61.263036] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 61.263040] ? __lock_acquire+0x664/0x3e00 [ 61.263047] ? check_noncircular+0x20/0x20 [ 61.263066] ? print_irqtrace_events+0x270/0x270 [ 61.263072] ? find_held_lock+0x35/0x1d0 [ 61.263091] ? mac80211_hwsim_new_radio+0x1ad/0x2b90 [ 61.263098] ? lock_downgrade+0x980/0x980 [ 61.263111] ? mark_held_locks+0xaf/0x100 [ 61.263121] ? __local_bh_enable_ip+0x121/0x230 [ 61.263129] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 61.263134] ? mac80211_hwsim_new_radio+0x1ad/0x2b90 [ 61.263139] ? trace_hardirqs_on+0xd/0x10 [ 61.263144] ? __local_bh_enable_ip+0x121/0x230 [ 61.263154] mac80211_hwsim_new_radio+0x220/0x2b90 [ 61.263164] ? avc_has_extended_perms+0x12c0/0x12c0 [ 61.263171] ? lock_release+0xa40/0xa40 [ 61.263179] ? trace_event_raw_event_sched_switch+0x800/0x800 [ 61.263187] ? rcu_note_context_switch+0x710/0x710 [ 61.263195] ? mac80211_hwsim_remove_chanctx+0xa0/0xa0 [ 61.263201] ? __might_sleep+0x95/0x190 [ 61.263211] ? genl_rcv_msg+0x115/0x140 [ 61.263220] ? __mutex_lock+0x16f/0x1a80 [ 61.263223] ? genl_rcv_msg+0x115/0x140 [ 61.263234] ? cred_has_capability+0x1a0/0x3d0 [ 61.263242] ? selinux_ipv4_output+0x40/0x40 [ 61.263252] ? check_noncircular+0x20/0x20 [ 61.263260] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 61.263269] ? __kernel_text_address+0xd/0x40 [ 61.263279] ? selinux_capable+0x36/0x40 [ 61.263288] hwsim_new_radio_nl+0x5b7/0x7c0 [ 61.263297] ? mac80211_hwsim_new_radio+0x2b90/0x2b90 [ 61.263308] ? __netlink_ns_capable+0xe1/0x120 [ 61.263320] genl_family_rcv_msg+0x7b7/0xfb0 [ 61.263333] ? genl_rcv+0x40/0x40 [ 61.263337] ? lock_downgrade+0x980/0x980 [ 61.263347] ? lock_release+0xa40/0xa40 [ 61.263355] ? __lock_is_held+0xb6/0x140 [ 61.263366] ? lock_acquire+0x1d5/0x580 [ 61.263390] genl_rcv_msg+0xb2/0x140 [ 61.263399] netlink_rcv_skb+0x224/0x470 [ 61.263405] ? genl_family_rcv_msg+0xfb0/0xfb0 [ 61.263413] ? netlink_ack+0xa10/0xa10 [ 61.263416] ? genl_rcv+0x19/0x40 [ 61.263425] ? netlink_skb_destructor+0x1d0/0x1d0 [ 61.263433] ? selinux_nlmsg_lookup+0x32b/0x430 [ 61.263442] genl_rcv+0x28/0x40 [ 61.263448] netlink_unicast+0x4c4/0x6b0 [ 61.263460] ? netlink_attachskb+0x8a0/0x8a0 [ 61.263471] ? security_netlink_send+0x81/0xb0 [ 61.263480] netlink_sendmsg+0xa4a/0xe60 [ 61.263493] ? netlink_unicast+0x6b0/0x6b0 [ 61.263503] ? security_socket_sendmsg+0x89/0xb0 [ 61.263509] ? netlink_unicast+0x6b0/0x6b0 [ 61.263518] sock_sendmsg+0xca/0x110 [ 61.263526] ___sys_sendmsg+0x767/0x8b0 [ 61.263537] ? copy_msghdr_from_user+0x590/0x590 [ 61.263545] ? putname+0xee/0x130 [ 61.263551] ? check_noncircular+0x20/0x20 [ 61.263558] ? get_pid_task+0xbc/0x140 [ 61.263566] ? proc_fail_nth_write+0xb5/0x260 [ 61.263573] ? map_files_get_link+0x3a0/0x3a0 [ 61.263582] ? __fget_light+0x297/0x380 [ 61.263589] ? fget_raw+0x20/0x20 [ 61.263599] ? find_held_lock+0x35/0x1d0 [ 61.263614] ? vfs_write+0x374/0x510 [ 61.263621] ? lock_downgrade+0x980/0x980 [ 61.263630] ? __fdget+0x18/0x20 [ 61.263642] __sys_sendmsg+0xe5/0x210 [ 61.263646] ? __sys_sendmsg+0xe5/0x210 [ 61.263653] ? SyS_shutdown+0x290/0x290 [ 61.263664] ? __sb_end_write+0xa0/0xd0 [ 61.263671] ? vfs_write+0x224/0x510 [ 61.263688] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 61.263700] SyS_sendmsg+0x2d/0x50 [ 61.263708] entry_SYSCALL_64_fastpath+0x23/0x9a [ 61.263713] RIP: 0033:0x4404e9 [ 61.263716] RSP: 002b:00007ffe2d4c85c8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 61.263721] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00000000004404e9 [ 61.263724] RDX: 0000000000000000 RSI: 0000000020b3dfc8 RDI: 0000000000000025 [ 61.263727] RBP: 0000000000000026 R08: 0000000000000001 R09: 0000000000000034 [ 61.263729] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffe2d4c85d0 [ 61.263732] R13: 0000000000000024 R14: 0000000000000000 R15: 0000000000000000 [ 61.292200] ieee80211 phy19: Selected rate control algorithm 'minstrel_ht' [ 61.331060] FAULT_INJECTION: forcing a failure. [ 61.331060] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 61.331068] CPU: 1 PID: 3655 Comm: syzkaller881442 Not tainted 4.15.0-rc7+ #187 [ 61.331071] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 61.331074] Call Trace: [ 61.331088] dump_stack+0x194/0x257 [ 61.331099] ? arch_local_irq_restore+0x53/0x53 [ 61.331120] should_fail+0x8c0/0xa40 [ 61.331130] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 61.331145] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 61.331161] ? get_page_from_freelist+0x341e/0x52f0 [ 61.331168] ? lock_downgrade+0x980/0x980 [ 61.331175] ? set_pageblock_migratetype+0x40/0x40 [ 61.331193] ? mark_held_locks+0xaf/0x100 [ 61.331201] ? get_page_from_freelist+0xa83/0x52f0 [ 61.331211] ? kernel_poison_pages+0xce/0x1f0 [ 61.331217] ? kasan_unpoison_shadow+0x35/0x50 [ 61.331226] ? get_page_from_freelist+0x2d70/0x52f0 [ 61.331231] ? get_page_from_freelist+0x2ddc/0x52f0 [ 61.331240] ? should_fail+0x23b/0xa40 [ 61.331254] __alloc_pages_nodemask+0x338/0xd80 [ 61.331267] ? __alloc_pages_slowpath+0x2d00/0x2d00 [ 61.331278] ? find_held_lock+0x35/0x1d0 [ 61.331290] ? __lock_is_held+0xb6/0x140 [ 61.331318] ? rcu_note_context_switch+0x710/0x710 [ 61.331329] cache_grow_begin+0x72/0x3f0 [ 61.331339] __kmalloc+0x408/0x760 [ 61.331354] ? wiphy_new_nm+0x819/0x21d0 [ 61.331365] wiphy_new_nm+0x819/0x21d0 [ 61.331374] ? cfg80211_dev_check_name.isra.5+0x390/0x390 [ 61.331383] ? __page_frag_cache_drain+0x1c0/0x1c0 [ 61.331391] ? check_noncircular+0x20/0x20 [ 61.331399] ? lock_pin_lock+0x360/0x360 [ 61.331406] ? print_irqtrace_events+0x270/0x270 [ 61.331411] ? print_irqtrace_events+0x270/0x270 [ 61.331419] ? print_irqtrace_events+0x270/0x270 [ 61.331426] ? print_irqtrace_events+0x270/0x270 [ 61.331434] ? check_noncircular+0x20/0x20 [ 61.331442] ? find_held_lock+0x35/0x1d0 [ 61.331452] ? print_irqtrace_events+0x270/0x270 [ 61.331459] ? print_irqtrace_events+0x270/0x270 [ 61.331466] ? print_irqtrace_events+0x270/0x270 [ 61.331471] ? __lock_acquire+0x664/0x3e00 [ 61.331476] ? set_pageblock_migratetype+0x40/0x40 [ 61.331491] ? __update_load_avg_se.isra.27+0x56a/0x7c0 [ 61.331497] ? __update_load_avg_se.isra.27+0x56a/0x7c0 [ 61.331514] ? __lock_acquire+0x664/0x3e00 [ 61.331519] ? print_irqtrace_events+0x270/0x270 [ 61.331528] ? update_cfs_rq_load_avg.part.69+0x2d0/0x2d0 [ 61.331545] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 61.331549] ? print_irqtrace_events+0x270/0x270 [ 61.331561] ? __lock_acquire+0x664/0x3e00 [ 61.331565] ? update_cfs_rq_load_avg.part.69+0x2d0/0x2d0 [ 61.331571] ? __lock_acquire+0x664/0x3e00 [ 61.331583] ieee80211_alloc_hw_nm+0x4b4/0x2140 [ 61.331595] ? ieee80211_restart_hw+0x470/0x470 [ 61.331601] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 61.331605] ? print_irqtrace_events+0x270/0x270 [ 61.331611] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 61.331619] ? check_noncircular+0x20/0x20 [ 61.331627] ? check_noncircular+0x20/0x20 [ 61.331633] ? check_noncircular+0x20/0x20 [ 61.331638] ? find_held_lock+0x35/0x1d0 [ 61.331652] ? __lock_acquire+0x664/0x3e00 [ 61.331658] ? check_noncircular+0x20/0x20 [ 61.331670] ? print_irqtrace_events+0x270/0x270 [ 61.331677] ? find_held_lock+0x35/0x1d0 [ 61.331693] ? mac80211_hwsim_new_radio+0x1ad/0x2b90 [ 61.331700] ? lock_downgrade+0x980/0x980 [ 61.331714] ? mark_held_locks+0xaf/0x100 [ 61.331723] ? __local_bh_enable_ip+0x121/0x230 [ 61.331731] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 61.331736] ? mac80211_hwsim_new_radio+0x1ad/0x2b90 [ 61.331741] ? trace_hardirqs_on+0xd/0x10 [ 61.331746] ? __local_bh_enable_ip+0x121/0x230 [ 61.331758] mac80211_hwsim_new_radio+0x220/0x2b90 [ 61.331766] ? avc_has_extended_perms+0x12c0/0x12c0 [ 61.331773] ? lock_release+0xa40/0xa40 [ 61.331779] ? trace_event_raw_event_sched_switch+0x800/0x800 [ 61.331784] ? switched_to_fair+0xb0/0xb0 [ 61.331791] ? rcu_note_context_switch+0x710/0x710 [ 61.331799] ? mac80211_hwsim_remove_chanctx+0xa0/0xa0 [ 61.331806] ? __might_sleep+0x95/0x190 [ 61.331815] ? genl_rcv_msg+0x115/0x140 [ 61.331822] ? __mutex_lock+0x16f/0x1a80 [ 61.331826] ? genl_rcv_msg+0x115/0x140 [ 61.331836] ? cred_has_capability+0x1a0/0x3d0 [ 61.331844] ? selinux_ipv4_output+0x40/0x40 [ 61.331859] ? lock_downgrade+0x980/0x980 [ 61.331865] ? trace_hardirqs_off_caller+0x1f3/0x2c0 [ 61.331881] ? selinux_capable+0x36/0x40 [ 61.331891] hwsim_new_radio_nl+0x5b7/0x7c0 [ 61.331899] ? mac80211_hwsim_new_radio+0x2b90/0x2b90 [ 61.331911] ? __netlink_ns_capable+0xe1/0x120 [ 61.331923] genl_family_rcv_msg+0x7b7/0xfb0 [ 61.331937] ? genl_rcv+0x40/0x40 [ 61.331949] ? __sched_text_start+0x8/0x8 [ 61.331956] ? __lock_is_held+0xb6/0x140 [ 61.331967] ? lock_acquire+0x1d5/0x580 [ 61.331991] genl_rcv_msg+0xb2/0x140 [ 61.332003] netlink_rcv_skb+0x224/0x470 [ 61.332009] ? genl_family_rcv_msg+0xfb0/0xfb0 [ 61.332016] ? netlink_ack+0xa10/0xa10 [ 61.332020] ? genl_rcv+0x19/0x40 [ 61.332029] ? netlink_skb_destructor+0x1d0/0x1d0 [ 61.332038] ? selinux_nlmsg_lookup+0x32b/0x430 [ 61.332048] genl_rcv+0x28/0x40 [ 61.332054] netlink_unicast+0x4c4/0x6b0 [ 61.332065] ? netlink_attachskb+0x8a0/0x8a0 [ 61.332076] ? security_netlink_send+0x81/0xb0 [ 61.332085] netlink_sendmsg+0xa4a/0xe60 [ 61.332099] ? netlink_unicast+0x6b0/0x6b0 [ 61.332108] ? security_socket_sendmsg+0x89/0xb0 [ 61.332114] ? netlink_unicast+0x6b0/0x6b0 [ 61.332124] sock_sendmsg+0xca/0x110 [ 61.332132] ___sys_sendmsg+0x767/0x8b0 [ 61.332143] ? copy_msghdr_from_user+0x590/0x590 [ 61.332152] ? putname+0xee/0x130 [ 61.332159] ? check_noncircular+0x20/0x20 [ 61.332170] ? get_pid_task+0xbc/0x140 [ 61.332180] ? proc_fail_nth_write+0xb5/0x260 [ 61.332187] ? map_files_get_link+0x3a0/0x3a0 [ 61.332197] ? __fget_light+0x297/0x380 [ 61.332205] ? fget_raw+0x20/0x20 [ 61.332215] ? find_held_lock+0x35/0x1d0 [ 61.332231] ? vfs_write+0x374/0x510 [ 61.332238] ? lock_downgrade+0x980/0x980 [ 61.332248] ? __fdget+0x18/0x20 [ 61.332260] __sys_sendmsg+0xe5/0x210 [ 61.332264] ? __sys_sendmsg+0xe5/0x210 [ 61.332271] ? SyS_shutdown+0x290/0x290 [ 61.332283] ? __sb_end_write+0xa0/0xd0 [ 61.332290] ? vfs_write+0x224/0x510 [ 61.332308] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 61.332319] SyS_sendmsg+0x2d/0x50 [ 61.332328] entry_SYSCALL_64_fastpath+0x23/0x9a [ 61.332333] RIP: 0033:0x4404e9 [ 61.332336] RSP: 002b:00007ffe2d4c85c8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 61.332342] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00000000004404e9 [ 61.332345] RDX: 0000000000000000 RSI: 0000000020b3dfc8 RDI: 0000000000000027 [ 61.332348] RBP: 0000000000000028 R08: 0000000000000001 R09: 0000000000000034 [ 61.332351] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffe2d4c85d0 [ 61.332354] R13: 0000000000000026 R14: 0000000000000000 R15: 0000000000000000 [ 61.354098] ieee80211 phy20: Selected rate control algorithm 'minstrel_ht' [ 61.398248] FAULT_INJECTION: forcing a failure. [ 61.398248] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 61.398256] CPU: 1 PID: 3655 Comm: syzkaller881442 Not tainted 4.15.0-rc7+ #187 [ 61.398259] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 61.398261] Call Trace: [ 61.398276] dump_stack+0x194/0x257 [ 61.398287] ? arch_local_irq_restore+0x53/0x53 [ 61.398308] should_fail+0x8c0/0xa40 [ 61.398318] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 61.398333] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 61.398348] ? get_page_from_freelist+0x341e/0x52f0 [ 61.398355] ? lock_downgrade+0x980/0x980 [ 61.398362] ? set_pageblock_migratetype+0x40/0x40 [ 61.398379] ? mark_held_locks+0xaf/0x100 [ 61.398386] ? get_page_from_freelist+0xa83/0x52f0 [ 61.398395] ? kernel_poison_pages+0xce/0x1f0 [ 61.398401] ? kasan_unpoison_shadow+0x35/0x50 [ 61.398410] ? get_page_from_freelist+0x2d70/0x52f0 [ 61.398415] ? get_page_from_freelist+0x2ddc/0x52f0 [ 61.398424] ? should_fail+0x23b/0xa40 [ 61.398438] __alloc_pages_nodemask+0x338/0xd80 [ 61.398450] ? __alloc_pages_slowpath+0x2d00/0x2d00 [ 61.398461] ? find_held_lock+0x35/0x1d0 [ 61.398473] ? __lock_is_held+0xb6/0x140 [ 61.398502] ? rcu_note_context_switch+0x710/0x710 [ 61.398512] cache_grow_begin+0x72/0x3f0 [ 61.398523] __kmalloc+0x408/0x760 [ 61.398527] ? mark_held_locks+0xaf/0x100 [ 61.398541] ? wiphy_new_nm+0x819/0x21d0 [ 61.398553] wiphy_new_nm+0x819/0x21d0 [ 61.398562] ? cfg80211_dev_check_name.isra.5+0x390/0x390 [ 61.398571] ? __page_frag_cache_drain+0x1c0/0x1c0 [ 61.398579] ? __lock_acquire+0x664/0x3e00 [ 61.398592] ? print_irqtrace_events+0x270/0x270 [ 61.398605] ? print_irqtrace_events+0x270/0x270 [ 61.398609] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 61.398613] ? __lock_is_held+0xb6/0x140 [ 61.398634] ? print_irqtrace_events+0x270/0x270 [ 61.398641] ? print_irqtrace_events+0x270/0x270 [ 61.398653] ? print_irqtrace_events+0x270/0x270 [ 61.398663] ? print_irqtrace_events+0x270/0x270 [ 61.398679] ? __lock_acquire+0x664/0x3e00 [ 61.398684] ? print_irqtrace_events+0x270/0x270 [ 61.398691] ? print_irqtrace_events+0x270/0x270 [ 61.398710] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 61.398714] ? print_irqtrace_events+0x270/0x270 [ 61.398726] ? __lock_acquire+0x664/0x3e00 [ 61.398733] ? __lock_acquire+0x664/0x3e00 [ 61.398747] ieee80211_alloc_hw_nm+0x4b4/0x2140 [ 61.398759] ? ieee80211_restart_hw+0x470/0x470 [ 61.398765] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 61.398772] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 61.398785] ? check_noncircular+0x20/0x20 [ 61.398791] ? check_noncircular+0x20/0x20 [ 61.398798] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 61.398802] ? __lock_acquire+0x664/0x3e00 [ 61.398810] ? check_noncircular+0x20/0x20 [ 61.398829] ? print_irqtrace_events+0x270/0x270 [ 61.398836] ? find_held_lock+0x35/0x1d0 [ 61.398858] ? mac80211_hwsim_new_radio+0x1ad/0x2b90 [ 61.398865] ? lock_downgrade+0x980/0x980 [ 61.398880] ? mark_held_locks+0xaf/0x100 [ 61.398890] ? __local_bh_enable_ip+0x121/0x230 [ 61.398898] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 61.398904] ? mac80211_hwsim_new_radio+0x1ad/0x2b90 [ 61.398909] ? trace_hardirqs_on+0xd/0x10 [ 61.398914] ? __local_bh_enable_ip+0x121/0x230 [ 61.398925] mac80211_hwsim_new_radio+0x220/0x2b90 [ 61.398935] ? avc_has_extended_perms+0x12c0/0x12c0 [ 61.398942] ? lock_release+0xa40/0xa40 [ 61.398950] ? trace_event_raw_event_sched_switch+0x800/0x800 [ 61.398959] ? rcu_note_context_switch+0x710/0x710 [ 61.398967] ? mac80211_hwsim_remove_chanctx+0xa0/0xa0 [ 61.398973] ? __might_sleep+0x95/0x190 [ 61.398983] ? genl_rcv_msg+0x115/0x140 [ 61.398991] ? __mutex_lock+0x16f/0x1a80 [ 61.398995] ? genl_rcv_msg+0x115/0x140 [ 61.399009] ? cred_has_capability+0x1a0/0x3d0 [ 61.399017] ? selinux_ipv4_output+0x40/0x40 [ 61.399027] ? check_noncircular+0x20/0x20 [ 61.399036] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 61.399046] ? __kernel_text_address+0xd/0x40 [ 61.399056] ? selinux_capable+0x36/0x40 [ 61.399065] hwsim_new_radio_nl+0x5b7/0x7c0 [ 61.399074] ? mac80211_hwsim_new_radio+0x2b90/0x2b90 [ 61.399086] ? __netlink_ns_capable+0xe1/0x120 [ 61.399098] genl_family_rcv_msg+0x7b7/0xfb0 [ 61.399112] ? genl_rcv+0x40/0x40 [ 61.399116] ? lock_downgrade+0x980/0x980 [ 61.399126] ? lock_release+0xa40/0xa40 [ 61.399135] ? __lock_is_held+0xb6/0x140 [ 61.399146] ? lock_acquire+0x1d5/0x580 [ 61.399170] genl_rcv_msg+0xb2/0x140 [ 61.399180] netlink_rcv_skb+0x224/0x470 [ 61.399186] ? genl_family_rcv_msg+0xfb0/0xfb0 [ 61.399193] ? netlink_ack+0xa10/0xa10 [ 61.399197] ? genl_rcv+0x19/0x40 [ 61.399205] ? netlink_skb_destructor+0x1d0/0x1d0 [ 61.399214] ? selinux_nlmsg_lookup+0x32b/0x430 [ 61.399224] genl_rcv+0x28/0x40 [ 61.399231] netlink_unicast+0x4c4/0x6b0 [ 61.399243] ? netlink_attachskb+0x8a0/0x8a0 [ 61.399255] ? security_netlink_send+0x81/0xb0 [ 61.399264] netlink_sendmsg+0xa4a/0xe60 [ 61.399278] ? netlink_unicast+0x6b0/0x6b0 [ 61.399288] ? security_socket_sendmsg+0x89/0xb0 [ 61.399294] ? netlink_unicast+0x6b0/0x6b0 [ 61.399305] sock_sendmsg+0xca/0x110 [ 61.399313] ___sys_sendmsg+0x767/0x8b0 [ 61.399324] ? copy_msghdr_from_user+0x590/0x590 [ 61.399332] ? putname+0xee/0x130 [ 61.399339] ? check_noncircular+0x20/0x20 [ 61.399346] ? get_pid_task+0xbc/0x140 [ 61.399354] ? proc_fail_nth_write+0xb5/0x260 [ 61.399361] ? map_files_get_link+0x3a0/0x3a0 [ 61.399371] ? __fget_light+0x297/0x380 [ 61.399379] ? fget_raw+0x20/0x20 [ 61.399389] ? find_held_lock+0x35/0x1d0 [ 61.399404] ? vfs_write+0x374/0x510 [ 61.399411] ? lock_downgrade+0x980/0x980 [ 61.399421] ? __fdget+0x18/0x20 [ 61.399432] __sys_sendmsg+0xe5/0x210 [ 61.399436] ? __sys_sendmsg+0xe5/0x210 [ 61.399444] ? SyS_shutdown+0x290/0x290 [ 61.399455] ? __sb_end_write+0xa0/0xd0 [ 61.399462] ? vfs_write+0x224/0x510 [ 61.399480] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 61.399492] SyS_sendmsg+0x2d/0x50 [ 61.399501] entry_SYSCALL_64_fastpath+0x23/0x9a [ 61.399506] RIP: 0033:0x4404e9 [ 61.399509] RSP: 002b:00007ffe2d4c85c8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 61.399514] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00000000004404e9 [ 61.399517] RDX: 0000000000000000 RSI: 0000000020b3dfc8 RDI: 0000000000000029 [ 61.399520] RBP: 000000000000002a R08: 0000000000000001 R09: 0000000000000034 [ 61.399522] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffe2d4c85d0 [ 61.399525] R13: 0000000000000028 R14: 0000000000000000 R15: 0000000000000000 [ 61.410345] ieee80211 phy21: Selected rate control algorithm 'minstrel_ht' [ 61.441663] FAULT_INJECTION: forcing a failure. [ 61.441663] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 61.441671] CPU: 1 PID: 3655 Comm: syzkaller881442 Not tainted 4.15.0-rc7+ #187 [ 61.441675] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 61.441677] Call Trace: [ 61.441693] dump_stack+0x194/0x257 [ 61.441703] ? arch_local_irq_restore+0x53/0x53 [ 61.441724] should_fail+0x8c0/0xa40 [ 61.441734] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 61.441748] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 61.441763] ? get_page_from_freelist+0x341e/0x52f0 [ 61.441770] ? lock_downgrade+0x980/0x980 [ 61.441777] ? set_pageblock_migratetype+0x40/0x40 [ 61.441792] ? rb_erase_cached+0xf50/0x3540 [ 61.441798] ? mark_held_locks+0xaf/0x100 [ 61.441807] ? rb_next+0x140/0x140 [ 61.441816] ? kasan_unpoison_shadow+0x35/0x50 [ 61.441824] ? get_page_from_freelist+0x2d70/0x52f0 [ 61.441830] ? get_page_from_freelist+0x2ddc/0x52f0 [ 61.441838] ? should_fail+0x23b/0xa40 [ 61.441856] __alloc_pages_nodemask+0x338/0xd80 [ 61.441869] ? __alloc_pages_slowpath+0x2d00/0x2d00 [ 61.441880] ? find_held_lock+0x35/0x1d0 [ 61.441892] ? __lock_is_held+0xb6/0x140 [ 61.441920] ? rcu_note_context_switch+0x710/0x710 [ 61.441930] cache_grow_begin+0x72/0x3f0 [ 61.441941] __kmalloc+0x408/0x760 [ 61.441957] ? wiphy_new_nm+0x819/0x21d0 [ 61.441967] wiphy_new_nm+0x819/0x21d0 [ 61.441977] ? cfg80211_dev_check_name.isra.5+0x390/0x390 [ 61.441986] ? __page_frag_cache_drain+0x1c0/0x1c0 [ 61.441991] ? __lock_is_held+0xb6/0x140 [ 61.442012] ? update_load_avg+0x249/0x2d80 [ 61.442019] ? __isolate_free_page+0x8a0/0x8a0 [ 61.442026] ? print_irqtrace_events+0x270/0x270 [ 61.442034] ? update_cfs_rq_load_avg.part.69+0x2d0/0x2d0 [ 61.442041] ? __update_load_avg_se.isra.27+0x56a/0x7c0 [ 61.442047] ? __update_load_avg_se.isra.27+0x56a/0x7c0 [ 61.442063] ? print_irqtrace_events+0x270/0x270 [ 61.442070] ? print_irqtrace_events+0x270/0x270 [ 61.442083] ? print_irqtrace_events+0x270/0x270 [ 61.442093] ? print_irqtrace_events+0x270/0x270 [ 61.442108] ? __lock_acquire+0x664/0x3e00 [ 61.442113] ? print_irqtrace_events+0x270/0x270 [ 61.442120] ? print_irqtrace_events+0x270/0x270 [ 61.442139] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 61.442143] ? print_irqtrace_events+0x270/0x270 [ 61.442156] ? __lock_acquire+0x664/0x3e00 [ 61.442162] ? __lock_acquire+0x664/0x3e00 [ 61.442177] ieee80211_alloc_hw_nm+0x4b4/0x2140 [ 61.442189] ? ieee80211_restart_hw+0x470/0x470 [ 61.442196] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 61.442203] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 61.442216] ? check_noncircular+0x20/0x20 [ 61.442222] ? check_noncircular+0x20/0x20 [ 61.442229] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 61.442233] ? __lock_acquire+0x664/0x3e00 [ 61.442241] ? check_noncircular+0x20/0x20 [ 61.442261] ? print_irqtrace_events+0x270/0x270 [ 61.442268] ? find_held_lock+0x35/0x1d0 [ 61.442287] ? mac80211_hwsim_new_radio+0x1ad/0x2b90 [ 61.442294] ? lock_downgrade+0x980/0x980 [ 61.442307] ? mark_held_locks+0xaf/0x100 [ 61.442318] ? __local_bh_enable_ip+0x121/0x230 [ 61.442326] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 61.442331] ? mac80211_hwsim_new_radio+0x1ad/0x2b90 [ 61.442336] ? trace_hardirqs_on+0xd/0x10 [ 61.442341] ? __local_bh_enable_ip+0x121/0x230 [ 61.442352] mac80211_hwsim_new_radio+0x220/0x2b90 [ 61.442361] ? avc_has_extended_perms+0x12c0/0x12c0 [ 61.442368] ? lock_release+0xa40/0xa40 [ 61.442374] ? trace_event_raw_event_sched_switch+0x800/0x800 [ 61.442383] ? rcu_note_context_switch+0x710/0x710 [ 61.442391] ? mac80211_hwsim_remove_chanctx+0xa0/0xa0 [ 61.442398] ? __might_sleep+0x95/0x190 [ 61.442407] ? genl_rcv_msg+0x115/0x140 [ 61.442413] ? __mutex_lock+0x16f/0x1a80 [ 61.442417] ? genl_rcv_msg+0x115/0x140 [ 61.442427] ? cred_has_capability+0x1a0/0x3d0 [ 61.442436] ? selinux_ipv4_output+0x40/0x40 [ 61.442446] ? check_noncircular+0x20/0x20 [ 61.442455] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 61.442462] ? __kernel_text_address+0xd/0x40 [ 61.442472] ? selinux_capable+0x36/0x40 [ 61.442482] hwsim_new_radio_nl+0x5b7/0x7c0 [ 61.442491] ? mac80211_hwsim_new_radio+0x2b90/0x2b90 [ 61.442503] ? __netlink_ns_capable+0xe1/0x120 [ 61.442515] genl_family_rcv_msg+0x7b7/0xfb0 [ 61.442529] ? genl_rcv+0x40/0x40 [ 61.442534] ? lock_downgrade+0x980/0x980 [ 61.442543] ? lock_release+0xa40/0xa40 [ 61.442552] ? __lock_is_held+0xb6/0x140 [ 61.442563] ? lock_acquire+0x1d5/0x580 [ 61.442587] genl_rcv_msg+0xb2/0x140 [ 61.442597] netlink_rcv_skb+0x224/0x470 [ 61.442603] ? genl_family_rcv_msg+0xfb0/0xfb0 [ 61.442610] ? netlink_ack+0xa10/0xa10 [ 61.442614] ? genl_rcv+0x19/0x40 [ 61.442622] ? netlink_skb_destructor+0x1d0/0x1d0 [ 61.442630] ? selinux_nlmsg_lookup+0x32b/0x430 [ 61.442640] genl_rcv+0x28/0x40 [ 61.442646] netlink_unicast+0x4c4/0x6b0 [ 61.442659] ? netlink_attachskb+0x8a0/0x8a0 [ 61.442670] ? security_netlink_send+0x81/0xb0 [ 61.442680] netlink_sendmsg+0xa4a/0xe60 [ 61.442693] ? netlink_unicast+0x6b0/0x6b0 [ 61.442704] ? security_socket_sendmsg+0x89/0xb0 [ 61.442709] ? netlink_unicast+0x6b0/0x6b0 [ 61.442720] sock_sendmsg+0xca/0x110 [ 61.442728] ___sys_sendmsg+0x767/0x8b0 [ 61.442740] ? copy_msghdr_from_user+0x590/0x590 [ 61.442748] ? putname+0xee/0x130 [ 61.442755] ? check_noncircular+0x20/0x20 [ 61.442762] ? get_pid_task+0xbc/0x140 [ 61.442770] ? proc_fail_nth_write+0xb5/0x260 [ 61.442777] ? map_files_get_link+0x3a0/0x3a0 [ 61.442787] ? __fget_light+0x297/0x380 [ 61.442794] ? fget_raw+0x20/0x20 [ 61.442804] ? find_held_lock+0x35/0x1d0 [ 61.442820] ? vfs_write+0x374/0x510 [ 61.442826] ? lock_downgrade+0x980/0x980 [ 61.442836] ? __fdget+0x18/0x20 [ 61.442852] __sys_sendmsg+0xe5/0x210 [ 61.442856] ? __sys_sendmsg+0xe5/0x210 [ 61.442864] ? SyS_shutdown+0x290/0x290 [ 61.442876] ? __sb_end_write+0xa0/0xd0 [ 61.442883] ? vfs_write+0x224/0x510 [ 61.442901] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 61.442914] SyS_sendmsg+0x2d/0x50 [ 61.442923] entry_SYSCALL_64_fastpath+0x23/0x9a [ 61.442928] RIP: 0033:0x4404e9 [ 61.442931] RSP: 002b:00007ffe2d4c85c8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 61.442937] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00000000004404e9 [ 61.442940] RDX: 0000000000000000 RSI: 0000000020b3dfc8 RDI: 000000000000002b [ 61.442943] RBP: 000000000000002c R08: 0000000000000001 R09: 0000000000000034 [ 61.442946] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffe2d4c85d0 [ 61.442949] R13: 000000000000002a R14: 0000000000000000 R15: 0000000000000000 [ 61.452091] ieee80211 phy22: Selected rate control algorithm 'minstrel_ht' [ 61.500613] FAULT_INJECTION: forcing a failure. [ 61.500613] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 61.500620] CPU: 0 PID: 3655 Comm: syzkaller881442 Not tainted 4.15.0-rc7+ #187 [ 61.500623] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 61.500626] Call Trace: [ 61.500640] dump_stack+0x194/0x257 [ 61.500649] ? arch_local_irq_restore+0x53/0x53 [ 61.500668] should_fail+0x8c0/0xa40 [ 61.500677] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 61.500691] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 61.500705] ? get_page_from_freelist+0x341e/0x52f0 [ 61.500716] ? lock_downgrade+0x980/0x980 [ 61.500722] ? set_pageblock_migratetype+0x40/0x40 [ 61.500736] ? mark_held_locks+0xaf/0x100 [ 61.500742] ? get_page_from_freelist+0xa83/0x52f0 [ 61.500751] ? kernel_poison_pages+0xce/0x1f0 [ 61.500756] ? kasan_unpoison_shadow+0x35/0x50 [ 61.500764] ? get_page_from_freelist+0x2d70/0x52f0 [ 61.500769] ? get_page_from_freelist+0x2ddc/0x52f0 [ 61.500777] ? should_fail+0x23b/0xa40 [ 61.500789] __alloc_pages_nodemask+0x338/0xd80 [ 61.500800] ? __alloc_pages_slowpath+0x2d00/0x2d00 [ 61.500810] ? find_held_lock+0x35/0x1d0 [ 61.500822] ? __lock_is_held+0xb6/0x140 [ 61.500848] ? rcu_note_context_switch+0x710/0x710 [ 61.500857] cache_grow_begin+0x72/0x3f0 [ 61.500867] __kmalloc+0x408/0x760 [ 61.500880] ? wiphy_new_nm+0x819/0x21d0 [ 61.500890] wiphy_new_nm+0x819/0x21d0 [ 61.500898] ? cfg80211_dev_check_name.isra.5+0x390/0x390 [ 61.500906] ? __page_frag_cache_drain+0x1c0/0x1c0 [ 61.500913] ? check_noncircular+0x20/0x20 [ 61.500926] ? print_irqtrace_events+0x270/0x270 [ 61.500934] ? __isolate_free_page+0x8a0/0x8a0 [ 61.500940] ? print_irqtrace_events+0x270/0x270 [ 61.500945] ? __lock_is_held+0xb6/0x140 [ 61.500954] ? find_held_lock+0x35/0x1d0 [ 61.500966] ? print_irqtrace_events+0x270/0x270 [ 61.500972] ? print_irqtrace_events+0x270/0x270 [ 61.500978] ? set_pageblock_migratetype+0x40/0x40 [ 61.500986] ? print_irqtrace_events+0x270/0x270 [ 61.500996] ? print_irqtrace_events+0x270/0x270 [ 61.501013] ? __lock_acquire+0x664/0x3e00 [ 61.501017] ? print_irqtrace_events+0x270/0x270 [ 61.501024] ? print_irqtrace_events+0x270/0x270 [ 61.501040] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 61.501044] ? print_irqtrace_events+0x270/0x270 [ 61.501054] ? __lock_acquire+0x664/0x3e00 [ 61.501060] ? __lock_acquire+0x664/0x3e00 [ 61.501074] ieee80211_alloc_hw_nm+0x4b4/0x2140 [ 61.501085] ? ieee80211_restart_hw+0x470/0x470 [ 61.501090] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 61.501096] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 61.501108] ? check_noncircular+0x20/0x20 [ 61.501113] ? check_noncircular+0x20/0x20 [ 61.501119] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 61.501123] ? __lock_acquire+0x664/0x3e00 [ 61.501130] ? check_noncircular+0x20/0x20 [ 61.501147] ? print_irqtrace_events+0x270/0x270 [ 61.501153] ? find_held_lock+0x35/0x1d0 [ 61.501168] ? mac80211_hwsim_new_radio+0x1ad/0x2b90 [ 61.501174] ? lock_downgrade+0x980/0x980 [ 61.501186] ? mark_held_locks+0xaf/0x100 [ 61.501194] ? __local_bh_enable_ip+0x121/0x230 [ 61.501201] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 61.501205] ? mac80211_hwsim_new_radio+0x1ad/0x2b90 [ 61.501210] ? trace_hardirqs_on+0xd/0x10 [ 61.501215] ? __local_bh_enable_ip+0x121/0x230 [ 61.501224] mac80211_hwsim_new_radio+0x220/0x2b90 [ 61.501232] ? avc_has_extended_perms+0x12c0/0x12c0 [ 61.501237] ? lock_release+0xa40/0xa40 [ 61.501244] ? trace_event_raw_event_sched_switch+0x800/0x800 [ 61.501252] ? rcu_note_context_switch+0x710/0x710 [ 61.501260] ? mac80211_hwsim_remove_chanctx+0xa0/0xa0 [ 61.501265] ? __might_sleep+0x95/0x190 [ 61.501275] ? genl_rcv_msg+0x115/0x140 [ 61.501281] ? __mutex_lock+0x16f/0x1a80 [ 61.501285] ? genl_rcv_msg+0x115/0x140 [ 61.501293] ? cred_has_capability+0x1a0/0x3d0 [ 61.501300] ? selinux_ipv4_output+0x40/0x40 [ 61.501310] ? check_noncircular+0x20/0x20 [ 61.501318] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 61.501324] ? __kernel_text_address+0xd/0x40 [ 61.501333] ? selinux_capable+0x36/0x40 [ 61.501342] hwsim_new_radio_nl+0x5b7/0x7c0 [ 61.501350] ? mac80211_hwsim_new_radio+0x2b90/0x2b90 [ 61.501361] ? __netlink_ns_capable+0xe1/0x120 [ 61.501372] genl_family_rcv_msg+0x7b7/0xfb0 [ 61.501384] ? genl_rcv+0x40/0x40 [ 61.501388] ? lock_downgrade+0x980/0x980 [ 61.501396] ? lock_release+0xa40/0xa40 [ 61.501405] ? __lock_is_held+0xb6/0x140 [ 61.501414] ? lock_acquire+0x1d5/0x580 [ 61.501436] genl_rcv_msg+0xb2/0x140 [ 61.501444] netlink_rcv_skb+0x224/0x470 [ 61.501449] ? genl_family_rcv_msg+0xfb0/0xfb0 [ 61.501456] ? netlink_ack+0xa10/0xa10 [ 61.501460] ? genl_rcv+0x19/0x40 [ 61.501467] ? netlink_skb_destructor+0x1d0/0x1d0 [ 61.501475] ? selinux_nlmsg_lookup+0x32b/0x430 [ 61.501483] genl_rcv+0x28/0x40 [ 61.501488] netlink_unicast+0x4c4/0x6b0 [ 61.501499] ? netlink_attachskb+0x8a0/0x8a0 [ 61.501509] ? security_netlink_send+0x81/0xb0 [ 61.501517] netlink_sendmsg+0xa4a/0xe60 [ 61.501529] ? netlink_unicast+0x6b0/0x6b0 [ 61.501538] ? security_socket_sendmsg+0x89/0xb0 [ 61.501543] ? netlink_unicast+0x6b0/0x6b0 [ 61.501551] sock_sendmsg+0xca/0x110 [ 61.501559] ___sys_sendmsg+0x767/0x8b0 [ 61.501569] ? copy_msghdr_from_user+0x590/0x590 [ 61.501576] ? putname+0xee/0x130 [ 61.501582] ? check_noncircular+0x20/0x20 [ 61.501588] ? get_pid_task+0xbc/0x140 [ 61.501596] ? proc_fail_nth_write+0xb5/0x260 [ 61.501602] ? map_files_get_link+0x3a0/0x3a0 [ 61.501611] ? __fget_light+0x297/0x380 [ 61.501617] ? fget_raw+0x20/0x20 [ 61.501626] ? find_held_lock+0x35/0x1d0 [ 61.501641] ? vfs_write+0x374/0x510 [ 61.501647] ? lock_downgrade+0x980/0x980 [ 61.501655] ? __fdget+0x18/0x20 [ 61.501665] __sys_sendmsg+0xe5/0x210 [ 61.501669] ? __sys_sendmsg+0xe5/0x210 [ 61.501675] ? SyS_shutdown+0x290/0x290 [ 61.501685] ? __sb_end_write+0xa0/0xd0 [ 61.501691] ? vfs_write+0x224/0x510 [ 61.501708] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 61.501721] SyS_sendmsg+0x2d/0x50 [ 61.501729] entry_SYSCALL_64_fastpath+0x23/0x9a [ 61.501733] RIP: 0033:0x4404e9 [ 61.501736] RSP: 002b:00007ffe2d4c85c8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 61.501741] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00000000004404e9 [ 61.501744] RDX: 0000000000000000 RSI: 0000000020b3dfc8 RDI: 000000000000002d [ 61.501746] RBP: 000000000000002e R08: 0000000000000001 R09: 0000000000000034 [ 61.501749] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffe2d4c85d0 [ 61.501751] R13: 000000000000002c R14: 0000000000000000 R15: 0000000000000000 [ 61.518310] ieee80211 phy23: Selected rate control algorithm 'minstrel_ht' [ 61.556601] FAULT_INJECTION: forcing a failure. [ 61.556601] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 61.556609] CPU: 0 PID: 3655 Comm: syzkaller881442 Not tainted 4.15.0-rc7+ #187 [ 61.556612] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 61.556615] Call Trace: [ 61.556629] dump_stack+0x194/0x257 [ 61.556639] ? arch_local_irq_restore+0x53/0x53 [ 61.556657] should_fail+0x8c0/0xa40 [ 61.556666] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 61.556680] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 61.556694] ? get_page_from_freelist+0x341e/0x52f0 [ 61.556700] ? lock_downgrade+0x980/0x980 [ 61.556711] ? set_pageblock_migratetype+0x40/0x40 [ 61.556726] ? rb_erase_cached+0xf50/0x3540 [ 61.556731] ? mark_held_locks+0xaf/0x100 [ 61.556739] ? rb_next+0x140/0x140 [ 61.556747] ? kasan_unpoison_shadow+0x35/0x50 [ 61.556755] ? get_page_from_freelist+0x2d70/0x52f0 [ 61.556759] ? get_page_from_freelist+0x2ddc/0x52f0 [ 61.556767] ? should_fail+0x23b/0xa40 [ 61.556779] __alloc_pages_nodemask+0x338/0xd80 [ 61.556791] ? __alloc_pages_slowpath+0x2d00/0x2d00 [ 61.556801] ? find_held_lock+0x35/0x1d0 [ 61.556812] ? __lock_is_held+0xb6/0x140 [ 61.556837] ? rcu_note_context_switch+0x710/0x710 [ 61.556847] cache_grow_begin+0x72/0x3f0 [ 61.556856] __kmalloc+0x408/0x760 [ 61.556860] ? mark_held_locks+0xaf/0x100 [ 61.556872] ? wiphy_new_nm+0x819/0x21d0 [ 61.556882] wiphy_new_nm+0x819/0x21d0 [ 61.556891] ? cfg80211_dev_check_name.isra.5+0x390/0x390 [ 61.556898] ? __page_frag_cache_drain+0x1c0/0x1c0 [ 61.556905] ? check_noncircular+0x20/0x20 [ 61.556913] ? lock_pin_lock+0x360/0x360 [ 61.556923] ? update_load_avg+0x249/0x2d80 [ 61.556932] ? print_irqtrace_events+0x270/0x270 [ 61.556943] ? find_held_lock+0x35/0x1d0 [ 61.556956] ? print_irqtrace_events+0x270/0x270 [ 61.556962] ? print_irqtrace_events+0x270/0x270 [ 61.556967] ? set_pageblock_migratetype+0x40/0x40 [ 61.556976] ? print_irqtrace_events+0x270/0x270 [ 61.556985] ? print_irqtrace_events+0x270/0x270 [ 61.557000] ? __lock_acquire+0x664/0x3e00 [ 61.557007] ? print_irqtrace_events+0x270/0x270 [ 61.557013] ? print_irqtrace_events+0x270/0x270 [ 61.557029] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 61.557033] ? print_irqtrace_events+0x270/0x270 [ 61.557043] ? __lock_acquire+0x664/0x3e00 [ 61.557049] ? __lock_acquire+0x664/0x3e00 [ 61.557063] ieee80211_alloc_hw_nm+0x4b4/0x2140 [ 61.557074] ? ieee80211_restart_hw+0x470/0x470 [ 61.557079] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 61.557085] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 61.557096] ? check_noncircular+0x20/0x20 [ 61.557101] ? check_noncircular+0x20/0x20 [ 61.557108] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 61.557111] ? __lock_acquire+0x664/0x3e00 [ 61.557118] ? check_noncircular+0x20/0x20 [ 61.557135] ? print_irqtrace_events+0x270/0x270 [ 61.557141] ? find_held_lock+0x35/0x1d0 [ 61.557158] ? mac80211_hwsim_new_radio+0x1ad/0x2b90 [ 61.557164] ? lock_downgrade+0x980/0x980 [ 61.557176] ? mark_held_locks+0xaf/0x100 [ 61.557186] ? __local_bh_enable_ip+0x121/0x230 [ 61.557194] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 61.557198] ? mac80211_hwsim_new_radio+0x1ad/0x2b90 [ 61.557203] ? trace_hardirqs_on+0xd/0x10 [ 61.557208] ? __local_bh_enable_ip+0x121/0x230 [ 61.557217] mac80211_hwsim_new_radio+0x220/0x2b90 [ 61.557225] ? avc_has_extended_perms+0x12c0/0x12c0 [ 61.557231] ? lock_release+0xa40/0xa40 [ 61.557238] ? trace_event_raw_event_sched_switch+0x800/0x800 [ 61.557246] ? rcu_note_context_switch+0x710/0x710 [ 61.557253] ? mac80211_hwsim_remove_chanctx+0xa0/0xa0 [ 61.557259] ? __might_sleep+0x95/0x190 [ 61.557267] ? genl_rcv_msg+0x115/0x140 [ 61.557273] ? __mutex_lock+0x16f/0x1a80 [ 61.557277] ? genl_rcv_msg+0x115/0x140 [ 61.557286] ? cred_has_capability+0x1a0/0x3d0 [ 61.557294] ? selinux_ipv4_output+0x40/0x40 [ 61.557303] ? check_noncircular+0x20/0x20 [ 61.557310] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 61.557317] ? __kernel_text_address+0xd/0x40 [ 61.557326] ? selinux_capable+0x36/0x40 [ 61.557334] hwsim_new_radio_nl+0x5b7/0x7c0 [ 61.557343] ? mac80211_hwsim_new_radio+0x2b90/0x2b90 [ 61.557353] ? __netlink_ns_capable+0xe1/0x120 [ 61.557364] genl_family_rcv_msg+0x7b7/0xfb0 [ 61.557376] ? genl_rcv+0x40/0x40 [ 61.557380] ? lock_downgrade+0x980/0x980 [ 61.557388] ? lock_release+0xa40/0xa40 [ 61.557396] ? __lock_is_held+0xb6/0x140 [ 61.557407] ? lock_acquire+0x1d5/0x580 [ 61.557428] genl_rcv_msg+0xb2/0x140 [ 61.557436] netlink_rcv_skb+0x224/0x470 [ 61.557441] ? genl_family_rcv_msg+0xfb0/0xfb0 [ 61.557448] ? netlink_ack+0xa10/0xa10 [ 61.557451] ? genl_rcv+0x19/0x40 [ 61.557459] ? netlink_skb_destructor+0x1d0/0x1d0 [ 61.557467] ? selinux_nlmsg_lookup+0x32b/0x430 [ 61.557476] genl_rcv+0x28/0x40 [ 61.557481] netlink_unicast+0x4c4/0x6b0 [ 61.557492] ? netlink_attachskb+0x8a0/0x8a0 [ 61.557502] ? security_netlink_send+0x81/0xb0 [ 61.557510] netlink_sendmsg+0xa4a/0xe60 [ 61.557523] ? netlink_unicast+0x6b0/0x6b0 [ 61.557531] ? security_socket_sendmsg+0x89/0xb0 [ 61.557536] ? netlink_unicast+0x6b0/0x6b0 [ 61.557545] sock_sendmsg+0xca/0x110 [ 61.557552] ___sys_sendmsg+0x767/0x8b0 [ 61.557562] ? copy_msghdr_from_user+0x590/0x590 [ 61.557569] ? putname+0xee/0x130 [ 61.557575] ? check_noncircular+0x20/0x20 [ 61.557582] ? get_pid_task+0xbc/0x140 [ 61.557589] ? proc_fail_nth_write+0xb5/0x260 [ 61.557595] ? map_files_get_link+0x3a0/0x3a0 [ 61.557604] ? __fget_light+0x297/0x380 [ 61.557611] ? fget_raw+0x20/0x20 [ 61.557620] ? find_held_lock+0x35/0x1d0 [ 61.557634] ? vfs_write+0x374/0x510 [ 61.557640] ? lock_downgrade+0x980/0x980 [ 61.557649] ? __fdget+0x18/0x20 [ 61.557659] __sys_sendmsg+0xe5/0x210 [ 61.557663] ? __sys_sendmsg+0xe5/0x210 [ 61.557670] ? SyS_shutdown+0x290/0x290 [ 61.557680] ? __sb_end_write+0xa0/0xd0 [ 61.557687] ? vfs_write+0x224/0x510 [ 61.557703] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 61.557717] SyS_sendmsg+0x2d/0x50 [ 61.557726] entry_SYSCALL_64_fastpath+0x23/0x9a [ 61.557730] RIP: 0033:0x4404e9 [ 61.557733] RSP: 002b:00007ffe2d4c85c8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 61.557738] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00000000004404e9 [ 61.557740] RDX: 0000000000000000 RSI: 0000000020b3dfc8 RDI: 000000000000002f [ 61.557743] RBP: 0000000000000030 R08: 0000000000000001 R09: 0000000000000034 [ 61.557745] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffe2d4c85d0 [ 61.557748] R13: 000000000000002e R14: 0000000000000000 R15: 0000000000000000 [ 61.575695] ieee80211 phy24: Selected rate control algorithm 'minstrel_ht' [ 61.619497] FAULT_INJECTION: forcing a failure. [ 61.619497] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 61.619505] CPU: 0 PID: 3655 Comm: syzkaller881442 Not tainted 4.15.0-rc7+ #187 [ 61.619508] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 61.619510] Call Trace: [ 61.619524] dump_stack+0x194/0x257 [ 61.619534] ? arch_local_irq_restore+0x53/0x53 [ 61.619554] should_fail+0x8c0/0xa40 [ 61.619563] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 61.619577] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 61.619604] ? rb_erase_cached+0xf50/0x3540 [ 61.619610] ? mark_held_locks+0xaf/0x100 [ 61.619632] ? should_fail+0x23b/0xa40 [ 61.619637] ? debug_check_no_obj_freed+0x3da/0xf1f [ 61.619653] __alloc_pages_nodemask+0x338/0xd80 [ 61.619658] ? print_irqtrace_events+0x270/0x270 [ 61.619667] ? __alloc_pages_slowpath+0x2d00/0x2d00 [ 61.619677] ? find_held_lock+0x35/0x1d0 [ 61.619688] ? __lock_is_held+0xb6/0x140 [ 61.619718] ? rcu_note_context_switch+0x710/0x710 [ 61.619730] cache_grow_begin+0x72/0x3f0 [ 61.619740] __kmalloc+0x408/0x760 [ 61.619743] ? mark_held_locks+0xaf/0x100 [ 61.619756] ? wiphy_new_nm+0x819/0x21d0 [ 61.619766] wiphy_new_nm+0x819/0x21d0 [ 61.619774] ? cfg80211_dev_check_name.isra.5+0x390/0x390 [ 61.619783] ? __page_frag_cache_drain+0x1c0/0x1c0 [ 61.619789] ? check_noncircular+0x20/0x20 [ 61.619797] ? lock_pin_lock+0x360/0x360 [ 61.619801] ? drain_local_pages_wq+0x20/0x20 [ 61.619816] ? print_irqtrace_events+0x270/0x270 [ 61.619827] ? find_held_lock+0x35/0x1d0 [ 61.619839] ? print_irqtrace_events+0x270/0x270 [ 61.619845] ? print_irqtrace_events+0x270/0x270 [ 61.619851] ? set_pageblock_migratetype+0x40/0x40 [ 61.619859] ? print_irqtrace_events+0x270/0x270 [ 61.619868] ? print_irqtrace_events+0x270/0x270 [ 61.619881] ? __lock_acquire+0x664/0x3e00 [ 61.619886] ? print_irqtrace_events+0x270/0x270 [ 61.619892] ? print_irqtrace_events+0x270/0x270 [ 61.619908] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 61.619911] ? print_irqtrace_events+0x270/0x270 [ 61.619922] ? __lock_acquire+0x664/0x3e00 [ 61.619927] ? __lock_acquire+0x664/0x3e00 [ 61.619941] ieee80211_alloc_hw_nm+0x4b4/0x2140 [ 61.619951] ? ieee80211_restart_hw+0x470/0x470 [ 61.619957] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 61.619963] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 61.619975] ? check_noncircular+0x20/0x20 [ 61.619980] ? check_noncircular+0x20/0x20 [ 61.619987] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 61.619990] ? __lock_acquire+0x664/0x3e00 [ 61.619997] ? check_noncircular+0x20/0x20 [ 61.620016] ? print_irqtrace_events+0x270/0x270 [ 61.620023] ? find_held_lock+0x35/0x1d0 [ 61.620040] ? mac80211_hwsim_new_radio+0x1ad/0x2b90 [ 61.620047] ? lock_downgrade+0x980/0x980 [ 61.620059] ? mark_held_locks+0xaf/0x100 [ 61.620068] ? __local_bh_enable_ip+0x121/0x230 [ 61.620075] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 61.620080] ? mac80211_hwsim_new_radio+0x1ad/0x2b90 [ 61.620084] ? trace_hardirqs_on+0xd/0x10 [ 61.620089] ? __local_bh_enable_ip+0x121/0x230 [ 61.620099] mac80211_hwsim_new_radio+0x220/0x2b90 [ 61.620107] ? avc_has_extended_perms+0x12c0/0x12c0 [ 61.620113] ? lock_release+0xa40/0xa40 [ 61.620120] ? trace_event_raw_event_sched_switch+0x800/0x800 [ 61.620128] ? rcu_note_context_switch+0x710/0x710 [ 61.620135] ? mac80211_hwsim_remove_chanctx+0xa0/0xa0 [ 61.620141] ? __might_sleep+0x95/0x190 [ 61.620151] ? genl_rcv_msg+0x115/0x140 [ 61.620159] ? __mutex_lock+0x16f/0x1a80 [ 61.620162] ? genl_rcv_msg+0x115/0x140 [ 61.620172] ? cred_has_capability+0x1a0/0x3d0 [ 61.620180] ? selinux_ipv4_output+0x40/0x40 [ 61.620188] ? check_noncircular+0x20/0x20 [ 61.620196] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 61.620205] ? __kernel_text_address+0xd/0x40 [ 61.620213] ? selinux_capable+0x36/0x40 [ 61.620222] hwsim_new_radio_nl+0x5b7/0x7c0 [ 61.620230] ? mac80211_hwsim_new_radio+0x2b90/0x2b90 [ 61.620240] ? __netlink_ns_capable+0xe1/0x120 [ 61.620251] genl_family_rcv_msg+0x7b7/0xfb0 [ 61.620264] ? genl_rcv+0x40/0x40 [ 61.620267] ? lock_downgrade+0x980/0x980 [ 61.620275] ? lock_release+0xa40/0xa40 [ 61.620283] ? __lock_is_held+0xb6/0x140 [ 61.620293] ? lock_acquire+0x1d5/0x580 [ 61.620314] genl_rcv_msg+0xb2/0x140 [ 61.620323] netlink_rcv_skb+0x224/0x470 [ 61.620328] ? genl_family_rcv_msg+0xfb0/0xfb0 [ 61.620335] ? netlink_ack+0xa10/0xa10 [ 61.620338] ? genl_rcv+0x19/0x40 [ 61.620346] ? netlink_skb_destructor+0x1d0/0x1d0 [ 61.620353] ? selinux_nlmsg_lookup+0x32b/0x430 [ 61.620362] genl_rcv+0x28/0x40 [ 61.620368] netlink_unicast+0x4c4/0x6b0 [ 61.620379] ? netlink_attachskb+0x8a0/0x8a0 [ 61.620389] ? security_netlink_send+0x81/0xb0 [ 61.620397] netlink_sendmsg+0xa4a/0xe60 [ 61.620409] ? netlink_unicast+0x6b0/0x6b0 [ 61.620418] ? security_socket_sendmsg+0x89/0xb0 [ 61.620423] ? netlink_unicast+0x6b0/0x6b0 [ 61.620433] sock_sendmsg+0xca/0x110 [ 61.620440] ___sys_sendmsg+0x767/0x8b0 [ 61.620450] ? copy_msghdr_from_user+0x590/0x590 [ 61.620458] ? putname+0xee/0x130 [ 61.620463] ? check_noncircular+0x20/0x20 [ 61.620470] ? get_pid_task+0xbc/0x140 [ 61.620477] ? proc_fail_nth_write+0xb5/0x260 [ 61.620483] ? map_files_get_link+0x3a0/0x3a0 [ 61.620492] ? __fget_light+0x297/0x380 [ 61.620499] ? fget_raw+0x20/0x20 [ 61.620508] ? find_held_lock+0x35/0x1d0 [ 61.620521] ? vfs_write+0x374/0x510 [ 61.620528] ? lock_downgrade+0x980/0x980 [ 61.620536] ? __fdget+0x18/0x20 [ 61.620546] __sys_sendmsg+0xe5/0x210 [ 61.620550] ? __sys_sendmsg+0xe5/0x210 [ 61.620557] ? SyS_shutdown+0x290/0x290 [ 61.620566] ? __sb_end_write+0xa0/0xd0 [ 61.620573] ? vfs_write+0x224/0x510 [ 61.620589] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 61.620600] SyS_sendmsg+0x2d/0x50 [ 61.620607] entry_SYSCALL_64_fastpath+0x23/0x9a [ 61.620613] RIP: 0033:0x4404e9 [ 61.620615] RSP: 002b:00007ffe2d4c85c8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 61.620620] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00000000004404e9 [ 61.620623] RDX: 0000000000000000 RSI: 0000000020b3dfc8 RDI: 0000000000000031 [ 61.620625] RBP: 0000000000000032 R08: 0000000000000001 R09: 0000000000000034 [ 61.620627] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffe2d4c85d0 [ 61.620630] R13: 0000000000000030 R14: 0000000000000000 R15: 0000000000000000 [ 61.633336] ieee80211 phy25: Selected rate control algorithm 'minstrel_ht' [ 61.665807] FAULT_INJECTION: forcing a failure. [ 61.665807] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 61.665814] CPU: 0 PID: 3655 Comm: syzkaller881442 Not tainted 4.15.0-rc7+ #187 [ 61.665817] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 61.665819] Call Trace: [ 61.665834] dump_stack+0x194/0x257 [ 61.665844] ? arch_local_irq_restore+0x53/0x53 [ 61.665864] should_fail+0x8c0/0xa40 [ 61.665873] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 61.665886] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 61.665900] ? get_page_from_freelist+0x341e/0x52f0 [ 61.665907] ? lock_downgrade+0x980/0x980 [ 61.665913] ? set_pageblock_migratetype+0x40/0x40 [ 61.665928] ? mark_held_locks+0xaf/0x100 [ 61.665935] ? get_page_from_freelist+0xa83/0x52f0 [ 61.665943] ? kernel_poison_pages+0xce/0x1f0 [ 61.665949] ? kasan_unpoison_shadow+0x35/0x50 [ 61.665957] ? get_page_from_freelist+0x2d70/0x52f0 [ 61.665962] ? get_page_from_freelist+0x2ddc/0x52f0 [ 61.665970] ? should_fail+0x23b/0xa40 [ 61.665982] __alloc_pages_nodemask+0x338/0xd80 [ 61.665993] ? __alloc_pages_slowpath+0x2d00/0x2d00 [ 61.666006] ? find_held_lock+0x35/0x1d0 [ 61.666017] ? __lock_is_held+0xb6/0x140 [ 61.666042] ? rcu_note_context_switch+0x710/0x710 [ 61.666052] cache_grow_begin+0x72/0x3f0 [ 61.666061] __kmalloc+0x408/0x760 [ 61.666065] ? mark_held_locks+0xaf/0x100 [ 61.666077] ? wiphy_new_nm+0x819/0x21d0 [ 61.666087] wiphy_new_nm+0x819/0x21d0 [ 61.666096] ? cfg80211_dev_check_name.isra.5+0x390/0x390 [ 61.666104] ? __page_frag_cache_drain+0x1c0/0x1c0 [ 61.666111] ? check_noncircular+0x20/0x20 [ 61.666118] ? lock_pin_lock+0x360/0x360 [ 61.666126] ? print_irqtrace_events+0x270/0x270 [ 61.666134] ? __isolate_free_page+0x8a0/0x8a0 [ 61.666140] ? print_irqtrace_events+0x270/0x270 [ 61.666144] ? __lock_is_held+0xb6/0x140 [ 61.666153] ? find_held_lock+0x35/0x1d0 [ 61.666166] ? print_irqtrace_events+0x270/0x270 [ 61.666172] ? print_irqtrace_events+0x270/0x270 [ 61.666177] ? set_pageblock_migratetype+0x40/0x40 [ 61.666186] ? print_irqtrace_events+0x270/0x270 [ 61.666195] ? print_irqtrace_events+0x270/0x270 [ 61.666209] ? __lock_acquire+0x664/0x3e00 [ 61.666213] ? print_irqtrace_events+0x270/0x270 [ 61.666219] ? print_irqtrace_events+0x270/0x270 [ 61.666236] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 61.666239] ? print_irqtrace_events+0x270/0x270 [ 61.666250] ? __lock_acquire+0x664/0x3e00 [ 61.666256] ? __lock_acquire+0x664/0x3e00 [ 61.666270] ieee80211_alloc_hw_nm+0x4b4/0x2140 [ 61.666280] ? ieee80211_restart_hw+0x470/0x470 [ 61.666285] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 61.666292] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 61.666304] ? check_noncircular+0x20/0x20 [ 61.666309] ? check_noncircular+0x20/0x20 [ 61.666315] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 61.666319] ? __lock_acquire+0x664/0x3e00 [ 61.666325] ? check_noncircular+0x20/0x20 [ 61.666342] ? print_irqtrace_events+0x270/0x270 [ 61.666348] ? find_held_lock+0x35/0x1d0 [ 61.666364] ? mac80211_hwsim_new_radio+0x1ad/0x2b90 [ 61.666370] ? lock_downgrade+0x980/0x980 [ 61.666382] ? mark_held_locks+0xaf/0x100 [ 61.666390] ? __local_bh_enable_ip+0x121/0x230 [ 61.666397] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 61.666402] ? mac80211_hwsim_new_radio+0x1ad/0x2b90 [ 61.666406] ? trace_hardirqs_on+0xd/0x10 [ 61.666411] ? __local_bh_enable_ip+0x121/0x230 [ 61.666420] mac80211_hwsim_new_radio+0x220/0x2b90 [ 61.666429] ? avc_has_extended_perms+0x12c0/0x12c0 [ 61.666435] ? lock_release+0xa40/0xa40 [ 61.666443] ? trace_event_raw_event_sched_switch+0x800/0x800 [ 61.666450] ? rcu_note_context_switch+0x710/0x710 [ 61.666457] ? mac80211_hwsim_remove_chanctx+0xa0/0xa0 [ 61.666463] ? __might_sleep+0x95/0x190 [ 61.666473] ? genl_rcv_msg+0x115/0x140 [ 61.666480] ? __mutex_lock+0x16f/0x1a80 [ 61.666483] ? genl_rcv_msg+0x115/0x140 [ 61.666492] ? cred_has_capability+0x1a0/0x3d0 [ 61.666499] ? selinux_ipv4_output+0x40/0x40 [ 61.666508] ? check_noncircular+0x20/0x20 [ 61.666516] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 61.666522] ? __kernel_text_address+0xd/0x40 [ 61.666531] ? selinux_capable+0x36/0x40 [ 61.666539] hwsim_new_radio_nl+0x5b7/0x7c0 [ 61.666547] ? mac80211_hwsim_new_radio+0x2b90/0x2b90 [ 61.666558] ? __netlink_ns_capable+0xe1/0x120 [ 61.666569] genl_family_rcv_msg+0x7b7/0xfb0 [ 61.666581] ? genl_rcv+0x40/0x40 [ 61.666585] ? lock_downgrade+0x980/0x980 [ 61.666593] ? lock_release+0xa40/0xa40 [ 61.666601] ? __lock_is_held+0xb6/0x140 [ 61.666611] ? lock_acquire+0x1d5/0x580 [ 61.666631] genl_rcv_msg+0xb2/0x140 [ 61.666639] netlink_rcv_skb+0x224/0x470 [ 61.666645] ? genl_family_rcv_msg+0xfb0/0xfb0 [ 61.666651] ? netlink_ack+0xa10/0xa10 [ 61.666655] ? genl_rcv+0x19/0x40 [ 61.666662] ? netlink_skb_destructor+0x1d0/0x1d0 [ 61.666670] ? selinux_nlmsg_lookup+0x32b/0x430 [ 61.666679] genl_rcv+0x28/0x40 [ 61.666684] netlink_unicast+0x4c4/0x6b0 [ 61.666694] ? netlink_attachskb+0x8a0/0x8a0 [ 61.666708] ? security_netlink_send+0x81/0xb0 [ 61.666716] netlink_sendmsg+0xa4a/0xe60 [ 61.666728] ? netlink_unicast+0x6b0/0x6b0 [ 61.666737] ? security_socket_sendmsg+0x89/0xb0 [ 61.666742] ? netlink_unicast+0x6b0/0x6b0 [ 61.666751] sock_sendmsg+0xca/0x110 [ 61.666758] ___sys_sendmsg+0x767/0x8b0 [ 61.666768] ? copy_msghdr_from_user+0x590/0x590 [ 61.666775] ? putname+0xee/0x130 [ 61.666781] ? check_noncircular+0x20/0x20 [ 61.666787] ? get_pid_task+0xbc/0x140 [ 61.666794] ? proc_fail_nth_write+0xb5/0x260 [ 61.666800] ? map_files_get_link+0x3a0/0x3a0 [ 61.666809] ? __fget_light+0x297/0x380 [ 61.666815] ? fget_raw+0x20/0x20 [ 61.666824] ? find_held_lock+0x35/0x1d0 [ 61.666837] ? vfs_write+0x374/0x510 [ 61.666843] ? lock_downgrade+0x980/0x980 [ 61.666852] ? __fdget+0x18/0x20 [ 61.666862] __sys_sendmsg+0xe5/0x210 [ 61.666866] ? __sys_sendmsg+0xe5/0x210 [ 61.666872] ? SyS_shutdown+0x290/0x290 [ 61.666882] ? __sb_end_write+0xa0/0xd0 [ 61.666888] ? vfs_write+0x224/0x510 [ 61.666905] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 61.666916] SyS_sendmsg+0x2d/0x50 [ 61.666924] entry_SYSCALL_64_fastpath+0x23/0x9a [ 61.666929] RIP: 0033:0x4404e9 [ 61.666932] RSP: 002b:00007ffe2d4c85c8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 61.666937] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00000000004404e9 [ 61.666940] RDX: 0000000000000000 RSI: 0000000020b3dfc8 RDI: 0000000000000033 [ 61.666942] RBP: 0000000000000034 R08: 0000000000000001 R09: 0000000000000034 [ 61.666945] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffe2d4c85d0 [ 61.666947] R13: 0000000000000032 R14: 0000000000000000 R15: 0000000000000000 [ 61.680415] ieee80211 phy26: Selected rate control algorithm 'minstrel_ht' [ 61.725742] FAULT_INJECTION: forcing a failure. [ 61.725742] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 61.725749] CPU: 0 PID: 3655 Comm: syzkaller881442 Not tainted 4.15.0-rc7+ #187 [ 61.725752] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 61.725754] Call Trace: [ 61.725770] dump_stack+0x194/0x257 [ 61.725780] ? arch_local_irq_restore+0x53/0x53 [ 61.725800] should_fail+0x8c0/0xa40 [ 61.725809] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 61.725822] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 61.725836] ? get_page_from_freelist+0x341e/0x52f0 [ 61.725843] ? lock_downgrade+0x980/0x980 [ 61.725849] ? set_pageblock_migratetype+0x40/0x40 [ 61.725864] ? mark_held_locks+0xaf/0x100 [ 61.725870] ? get_page_from_freelist+0xa83/0x52f0 [ 61.725879] ? kernel_poison_pages+0xce/0x1f0 [ 61.725884] ? kasan_unpoison_shadow+0x35/0x50 [ 61.725892] ? get_page_from_freelist+0x2d70/0x52f0 [ 61.725896] ? get_page_from_freelist+0x2ddc/0x52f0 [ 61.725904] ? should_fail+0x23b/0xa40 [ 61.725916] __alloc_pages_nodemask+0x338/0xd80 [ 61.725927] ? __alloc_pages_slowpath+0x2d00/0x2d00 [ 61.725937] ? find_held_lock+0x35/0x1d0 [ 61.725948] ? __lock_is_held+0xb6/0x140 [ 61.725974] ? rcu_note_context_switch+0x710/0x710 [ 61.725984] cache_grow_begin+0x72/0x3f0 [ 61.725993] __kmalloc+0x408/0x760 [ 61.725997] ? mark_held_locks+0xaf/0x100 [ 61.726013] ? wiphy_new_nm+0x819/0x21d0 [ 61.726023] wiphy_new_nm+0x819/0x21d0 [ 61.726031] ? cfg80211_dev_check_name.isra.5+0x390/0x390 [ 61.726039] ? __page_frag_cache_drain+0x1c0/0x1c0 [ 61.726045] ? check_noncircular+0x20/0x20 [ 61.726058] ? print_irqtrace_events+0x270/0x270 [ 61.726066] ? __isolate_free_page+0x8a0/0x8a0 [ 61.726072] ? print_irqtrace_events+0x270/0x270 [ 61.726076] ? __lock_is_held+0xb6/0x140 [ 61.726085] ? find_held_lock+0x35/0x1d0 [ 61.726097] ? print_irqtrace_events+0x270/0x270 [ 61.726103] ? print_irqtrace_events+0x270/0x270 [ 61.726109] ? set_pageblock_migratetype+0x40/0x40 [ 61.726118] ? print_irqtrace_events+0x270/0x270 [ 61.726127] ? print_irqtrace_events+0x270/0x270 [ 61.726140] ? __lock_acquire+0x664/0x3e00 [ 61.726145] ? print_irqtrace_events+0x270/0x270 [ 61.726151] ? print_irqtrace_events+0x270/0x270 [ 61.726167] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 61.726170] ? print_irqtrace_events+0x270/0x270 [ 61.726181] ? __lock_acquire+0x664/0x3e00 [ 61.726186] ? __lock_acquire+0x664/0x3e00 [ 61.726200] ieee80211_alloc_hw_nm+0x4b4/0x2140 [ 61.726211] ? ieee80211_restart_hw+0x470/0x470 [ 61.726216] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 61.726222] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 61.726234] ? check_noncircular+0x20/0x20 [ 61.726239] ? check_noncircular+0x20/0x20 [ 61.726246] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 61.726249] ? __lock_acquire+0x664/0x3e00 [ 61.726256] ? check_noncircular+0x20/0x20 [ 61.726273] ? print_irqtrace_events+0x270/0x270 [ 61.726279] ? find_held_lock+0x35/0x1d0 [ 61.726297] ? mac80211_hwsim_new_radio+0x1ad/0x2b90 [ 61.726303] ? lock_downgrade+0x980/0x980 [ 61.726316] ? mark_held_locks+0xaf/0x100 [ 61.726324] ? __local_bh_enable_ip+0x121/0x230 [ 61.726332] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 61.726336] ? mac80211_hwsim_new_radio+0x1ad/0x2b90 [ 61.726341] ? trace_hardirqs_on+0xd/0x10 [ 61.726346] ? __local_bh_enable_ip+0x121/0x230 [ 61.726355] mac80211_hwsim_new_radio+0x220/0x2b90 [ 61.726363] ? avc_has_extended_perms+0x12c0/0x12c0 [ 61.726369] ? lock_release+0xa40/0xa40 [ 61.726375] ? trace_event_raw_event_sched_switch+0x800/0x800 [ 61.726383] ? rcu_note_context_switch+0x710/0x710 [ 61.726391] ? mac80211_hwsim_remove_chanctx+0xa0/0xa0 [ 61.726397] ? __might_sleep+0x95/0x190 [ 61.726406] ? genl_rcv_msg+0x115/0x140 [ 61.726414] ? __mutex_lock+0x16f/0x1a80 [ 61.726417] ? genl_rcv_msg+0x115/0x140 [ 61.726426] ? cred_has_capability+0x1a0/0x3d0 [ 61.726434] ? selinux_ipv4_output+0x40/0x40 [ 61.726443] ? check_noncircular+0x20/0x20 [ 61.726451] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 61.726460] ? __kernel_text_address+0xd/0x40 [ 61.726468] ? selinux_capable+0x36/0x40 [ 61.726476] hwsim_new_radio_nl+0x5b7/0x7c0 [ 61.726484] ? mac80211_hwsim_new_radio+0x2b90/0x2b90 [ 61.726495] ? __netlink_ns_capable+0xe1/0x120 [ 61.726506] genl_family_rcv_msg+0x7b7/0xfb0 [ 61.726517] ? genl_rcv+0x40/0x40 [ 61.726521] ? lock_downgrade+0x980/0x980 [ 61.726529] ? lock_release+0xa40/0xa40 [ 61.726537] ? __lock_is_held+0xb6/0x140 [ 61.726547] ? lock_acquire+0x1d5/0x580 [ 61.726568] genl_rcv_msg+0xb2/0x140 [ 61.726576] netlink_rcv_skb+0x224/0x470 [ 61.726581] ? genl_family_rcv_msg+0xfb0/0xfb0 [ 61.726588] ? netlink_ack+0xa10/0xa10 [ 61.726591] ? genl_rcv+0x19/0x40 [ 61.726598] ? netlink_skb_destructor+0x1d0/0x1d0 [ 61.726606] ? selinux_nlmsg_lookup+0x32b/0x430 [ 61.726615] genl_rcv+0x28/0x40 [ 61.726621] netlink_unicast+0x4c4/0x6b0 [ 61.726631] ? netlink_attachskb+0x8a0/0x8a0 [ 61.726641] ? security_netlink_send+0x81/0xb0 [ 61.726649] netlink_sendmsg+0xa4a/0xe60 [ 61.726661] ? netlink_unicast+0x6b0/0x6b0 [ 61.726669] ? security_socket_sendmsg+0x89/0xb0 [ 61.726674] ? netlink_unicast+0x6b0/0x6b0 [ 61.726682] sock_sendmsg+0xca/0x110 [ 61.726690] ___sys_sendmsg+0x767/0x8b0 [ 61.726702] ? copy_msghdr_from_user+0x590/0x590 [ 61.726710] ? putname+0xee/0x130 [ 61.726716] ? check_noncircular+0x20/0x20 [ 61.726722] ? get_pid_task+0xbc/0x140 [ 61.726730] ? proc_fail_nth_write+0xb5/0x260 [ 61.726736] ? map_files_get_link+0x3a0/0x3a0 [ 61.726745] ? __fget_light+0x297/0x380 [ 61.726752] ? fget_raw+0x20/0x20 [ 61.726761] ? find_held_lock+0x35/0x1d0 [ 61.726774] ? vfs_write+0x374/0x510 [ 61.726780] ? lock_downgrade+0x980/0x980 [ 61.726789] ? __fdget+0x18/0x20 [ 61.726799] __sys_sendmsg+0xe5/0x210 [ 61.726802] ? __sys_sendmsg+0xe5/0x210 [ 61.726809] ? SyS_shutdown+0x290/0x290 [ 61.726819] ? __sb_end_write+0xa0/0xd0 [ 61.726825] ? vfs_write+0x224/0x510 [ 61.726841] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 61.726852] SyS_sendmsg+0x2d/0x50 [ 61.726860] entry_SYSCALL_64_fastpath+0x23/0x9a [ 61.726865] RIP: 0033:0x4404e9 [ 61.726868] RSP: 002b:00007ffe2d4c85c8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 61.726873] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00000000004404e9 [ 61.726875] RDX: 0000000000000000 RSI: 0000000020b3dfc8 RDI: 0000000000000035 [ 61.726878] RBP: 0000000000000036 R08: 0000000000000001 R09: 0000000000000034 [ 61.726881] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffe2d4c85d0 [ 61.726883] R13: 0000000000000034 R14: 0000000000000000 R15: 0000000000000000 [ 61.730270] ieee80211 phy27: Selected rate control algorithm 'minstrel_ht' [ 61.765804] FAULT_INJECTION: forcing a failure. [ 61.765804] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 61.765812] CPU: 0 PID: 3655 Comm: syzkaller881442 Not tainted 4.15.0-rc7+ #187 [ 61.765815] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 61.765817] Call Trace: [ 61.765832] dump_stack+0x194/0x257 [ 61.765842] ? arch_local_irq_restore+0x53/0x53 [ 61.765861] should_fail+0x8c0/0xa40 [ 61.765870] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 61.765883] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 61.765897] ? get_page_from_freelist+0x341e/0x52f0 [ 61.765904] ? lock_downgrade+0x980/0x980 [ 61.765910] ? set_pageblock_migratetype+0x40/0x40 [ 61.765924] ? rb_erase_cached+0xf50/0x3540 [ 61.765930] ? mark_held_locks+0xaf/0x100 [ 61.765938] ? rb_next+0x140/0x140 [ 61.765946] ? kasan_unpoison_shadow+0x35/0x50 [ 61.765954] ? get_page_from_freelist+0x2d70/0x52f0 [ 61.765959] ? get_page_from_freelist+0x2ddc/0x52f0 [ 61.765967] ? should_fail+0x23b/0xa40 [ 61.765979] __alloc_pages_nodemask+0x338/0xd80 [ 61.765991] ? __alloc_pages_slowpath+0x2d00/0x2d00 [ 61.766004] ? find_held_lock+0x35/0x1d0 [ 61.766015] ? __lock_is_held+0xb6/0x140 [ 61.766040] ? rcu_note_context_switch+0x710/0x710 [ 61.766049] cache_grow_begin+0x72/0x3f0 [ 61.766060] __kmalloc+0x408/0x760 [ 61.766063] ? mark_held_locks+0xaf/0x100 [ 61.766076] ? wiphy_new_nm+0x819/0x21d0 [ 61.766086] wiphy_new_nm+0x819/0x21d0 [ 61.766094] ? cfg80211_dev_check_name.isra.5+0x390/0x390 [ 61.766102] ? __page_frag_cache_drain+0x1c0/0x1c0 [ 61.766109] ? check_noncircular+0x20/0x20 [ 61.766127] ? __lock_acquire+0x664/0x3e00 [ 61.766131] ? print_irqtrace_events+0x270/0x270 [ 61.766142] ? find_held_lock+0x35/0x1d0 [ 61.766154] ? print_irqtrace_events+0x270/0x270 [ 61.766160] ? print_irqtrace_events+0x270/0x270 [ 61.766165] ? set_pageblock_migratetype+0x40/0x40 [ 61.766174] ? print_irqtrace_events+0x270/0x270 [ 61.766183] ? print_irqtrace_events+0x270/0x270 [ 61.766197] ? __lock_acquire+0x664/0x3e00 [ 61.766202] ? print_irqtrace_events+0x270/0x270 [ 61.766208] ? print_irqtrace_events+0x270/0x270 [ 61.766225] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 61.766228] ? print_irqtrace_events+0x270/0x270 [ 61.766239] ? __lock_acquire+0x664/0x3e00 [ 61.766246] ? __lock_acquire+0x664/0x3e00 [ 61.766257] ieee80211_alloc_hw_nm+0x4b4/0x2140 [ 61.766267] ? ieee80211_restart_hw+0x470/0x470 [ 61.766272] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 61.766279] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 61.766290] ? check_noncircular+0x20/0x20 [ 61.766296] ? check_noncircular+0x20/0x20 [ 61.766302] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 61.766305] ? __lock_acquire+0x664/0x3e00 [ 61.766312] ? check_noncircular+0x20/0x20 [ 61.766329] ? print_irqtrace_events+0x270/0x270 [ 61.766335] ? find_held_lock+0x35/0x1d0 [ 61.766352] ? mac80211_hwsim_new_radio+0x1ad/0x2b90 [ 61.766358] ? lock_downgrade+0x980/0x980 [ 61.766371] ? mark_held_locks+0xaf/0x100 [ 61.766380] ? __local_bh_enable_ip+0x121/0x230 [ 61.766387] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 61.766392] ? mac80211_hwsim_new_radio+0x1ad/0x2b90 [ 61.766396] ? trace_hardirqs_on+0xd/0x10 [ 61.766401] ? __local_bh_enable_ip+0x121/0x230 [ 61.766410] mac80211_hwsim_new_radio+0x220/0x2b90 [ 61.766418] ? avc_has_extended_perms+0x12c0/0x12c0 [ 61.766424] ? lock_release+0xa40/0xa40 [ 61.766432] ? trace_event_raw_event_sched_switch+0x800/0x800 [ 61.766439] ? rcu_note_context_switch+0x710/0x710 [ 61.766446] ? mac80211_hwsim_remove_chanctx+0xa0/0xa0 [ 61.766452] ? __might_sleep+0x95/0x190 [ 61.766462] ? genl_rcv_msg+0x115/0x140 [ 61.766469] ? __mutex_lock+0x16f/0x1a80 [ 61.766473] ? genl_rcv_msg+0x115/0x140 [ 61.766482] ? cred_has_capability+0x1a0/0x3d0 [ 61.766489] ? selinux_ipv4_output+0x40/0x40 [ 61.766498] ? check_noncircular+0x20/0x20 [ 61.766506] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 61.766512] ? __kernel_text_address+0xd/0x40 [ 61.766520] ? selinux_capable+0x36/0x40 [ 61.766529] hwsim_new_radio_nl+0x5b7/0x7c0 [ 61.766537] ? mac80211_hwsim_new_radio+0x2b90/0x2b90 [ 61.766547] ? __netlink_ns_capable+0xe1/0x120 [ 61.766558] genl_family_rcv_msg+0x7b7/0xfb0 [ 61.766570] ? genl_rcv+0x40/0x40 [ 61.766573] ? lock_downgrade+0x980/0x980 [ 61.766582] ? lock_release+0xa40/0xa40 [ 61.766590] ? __lock_is_held+0xb6/0x140 [ 61.766599] ? lock_acquire+0x1d5/0x580 [ 61.766621] genl_rcv_msg+0xb2/0x140 [ 61.766629] netlink_rcv_skb+0x224/0x470 [ 61.766634] ? genl_family_rcv_msg+0xfb0/0xfb0 [ 61.766641] ? netlink_ack+0xa10/0xa10 [ 61.766644] ? genl_rcv+0x19/0x40 [ 61.766652] ? netlink_skb_destructor+0x1d0/0x1d0 [ 61.766660] ? selinux_nlmsg_lookup+0x32b/0x430 [ 61.766668] genl_rcv+0x28/0x40 [ 61.766674] netlink_unicast+0x4c4/0x6b0 [ 61.766684] ? netlink_attachskb+0x8a0/0x8a0 [ 61.766698] ? security_netlink_send+0x81/0xb0 [ 61.766706] netlink_sendmsg+0xa4a/0xe60 [ 61.766719] ? netlink_unicast+0x6b0/0x6b0 [ 61.766729] ? security_socket_sendmsg+0x89/0xb0 [ 61.766734] ? netlink_unicast+0x6b0/0x6b0 [ 61.766743] sock_sendmsg+0xca/0x110 [ 61.766751] ___sys_sendmsg+0x767/0x8b0 [ 61.766761] ? copy_msghdr_from_user+0x590/0x590 [ 61.766769] ? putname+0xee/0x130 [ 61.766775] ? check_noncircular+0x20/0x20 [ 61.766782] ? get_pid_task+0xbc/0x140 [ 61.766789] ? proc_fail_nth_write+0xb5/0x260 [ 61.766795] ? map_files_get_link+0x3a0/0x3a0 [ 61.766805] ? __fget_light+0x297/0x380 [ 61.766811] ? fget_raw+0x20/0x20 [ 61.766820] ? find_held_lock+0x35/0x1d0 [ 61.766834] ? vfs_write+0x374/0x510 [ 61.766840] ? lock_downgrade+0x980/0x980 [ 61.766849] ? __fdget+0x18/0x20 [ 61.766860] __sys_sendmsg+0xe5/0x210 [ 61.766863] ? __sys_sendmsg+0xe5/0x210 [ 61.766870] ? SyS_shutdown+0x290/0x290 [ 61.766881] ? __sb_end_write+0xa0/0xd0 [ 61.766887] ? vfs_write+0x224/0x510 [ 61.766903] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 61.766914] SyS_sendmsg+0x2d/0x50 [ 61.766922] entry_SYSCALL_64_fastpath+0x23/0x9a [ 61.766926] RIP: 0033:0x4404e9 [ 61.766929] RSP: 002b:00007ffe2d4c85c8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 61.766934] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00000000004404e9 [ 61.766937] RDX: 0000000000000000 RSI: 0000000020b3dfc8 RDI: 0000000000000037 [ 61.766940] RBP: 0000000000000038 R08: 0000000000000001 R09: 0000000000000034 [ 61.766942] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffe2d4c85d0 [ 61.766945] R13: 0000000000000036 R14: 0000000000000000 R15: 0000000000000000 [ 61.782381] ieee80211 phy28: Selected rate control algorithm 'minstrel_ht' [ 61.823260] FAULT_INJECTION: forcing a failure. [ 61.823260] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 61.823269] CPU: 1 PID: 3655 Comm: syzkaller881442 Not tainted 4.15.0-rc7+ #187 [ 61.823272] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 61.823274] Call Trace: [ 61.823290] dump_stack+0x194/0x257 [ 61.823300] ? arch_local_irq_restore+0x53/0x53 [ 61.823322] should_fail+0x8c0/0xa40 [ 61.823331] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 61.823345] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 61.823359] ? get_page_from_freelist+0x341e/0x52f0 [ 61.823366] ? lock_downgrade+0x980/0x980 [ 61.823373] ? set_pageblock_migratetype+0x40/0x40 [ 61.823389] ? mark_held_locks+0xaf/0x100 [ 61.823396] ? get_page_from_freelist+0xa83/0x52f0 [ 61.823406] ? kernel_poison_pages+0xce/0x1f0 [ 61.823411] ? kasan_unpoison_shadow+0x35/0x50 [ 61.823419] ? get_page_from_freelist+0x2d70/0x52f0 [ 61.823424] ? get_page_from_freelist+0x2ddc/0x52f0 [ 61.823432] ? should_fail+0x23b/0xa40 [ 61.823445] __alloc_pages_nodemask+0x338/0xd80 [ 61.823457] ? __alloc_pages_slowpath+0x2d00/0x2d00 [ 61.823467] ? find_held_lock+0x35/0x1d0 [ 61.823479] ? __lock_is_held+0xb6/0x140 [ 61.823507] ? rcu_note_context_switch+0x710/0x710 [ 61.823517] cache_grow_begin+0x72/0x3f0 [ 61.823527] __kmalloc+0x408/0x760 [ 61.823531] ? mark_held_locks+0xaf/0x100 [ 61.823544] ? wiphy_new_nm+0x819/0x21d0 [ 61.823554] wiphy_new_nm+0x819/0x21d0 [ 61.823563] ? cfg80211_dev_check_name.isra.5+0x390/0x390 [ 61.823571] ? __page_frag_cache_drain+0x1c0/0x1c0 [ 61.823578] ? check_noncircular+0x20/0x20 [ 61.823591] ? print_irqtrace_events+0x270/0x270 [ 61.823600] ? __isolate_free_page+0x8a0/0x8a0 [ 61.823606] ? print_irqtrace_events+0x270/0x270 [ 61.823612] ? check_noncircular+0x20/0x20 [ 61.823620] ? find_held_lock+0x35/0x1d0 [ 61.823633] ? print_irqtrace_events+0x270/0x270 [ 61.823639] ? print_irqtrace_events+0x270/0x270 [ 61.823645] ? set_pageblock_migratetype+0x40/0x40 [ 61.823654] ? print_irqtrace_events+0x270/0x270 [ 61.823664] ? print_irqtrace_events+0x270/0x270 [ 61.823680] ? __lock_acquire+0x664/0x3e00 [ 61.823684] ? print_irqtrace_events+0x270/0x270 [ 61.823691] ? print_irqtrace_events+0x270/0x270 [ 61.823709] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 61.823712] ? print_irqtrace_events+0x270/0x270 [ 61.823725] ? __lock_acquire+0x664/0x3e00 [ 61.823731] ? __lock_acquire+0x664/0x3e00 [ 61.823745] ieee80211_alloc_hw_nm+0x4b4/0x2140 [ 61.823757] ? ieee80211_restart_hw+0x470/0x470 [ 61.823763] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 61.823769] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 61.823782] ? check_noncircular+0x20/0x20 [ 61.823787] ? check_noncircular+0x20/0x20 [ 61.823794] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 61.823798] ? __lock_acquire+0x664/0x3e00 [ 61.823805] ? check_noncircular+0x20/0x20 [ 61.823823] ? print_irqtrace_events+0x270/0x270 [ 61.823829] ? find_held_lock+0x35/0x1d0 [ 61.823844] ? mac80211_hwsim_new_radio+0x1ad/0x2b90 [ 61.823850] ? lock_downgrade+0x980/0x980 [ 61.823863] ? mark_held_locks+0xaf/0x100 [ 61.823872] ? __local_bh_enable_ip+0x121/0x230 [ 61.823880] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 61.823885] ? mac80211_hwsim_new_radio+0x1ad/0x2b90 [ 61.823889] ? trace_hardirqs_on+0xd/0x10 [ 61.823894] ? __local_bh_enable_ip+0x121/0x230 [ 61.823904] mac80211_hwsim_new_radio+0x220/0x2b90 [ 61.823912] ? avc_has_extended_perms+0x12c0/0x12c0 [ 61.823918] ? lock_release+0xa40/0xa40 [ 61.823924] ? trace_event_raw_event_sched_switch+0x800/0x800 [ 61.823933] ? rcu_note_context_switch+0x710/0x710 [ 61.823940] ? mac80211_hwsim_remove_chanctx+0xa0/0xa0 [ 61.823946] ? __might_sleep+0x95/0x190 [ 61.823954] ? genl_rcv_msg+0x115/0x140 [ 61.823962] ? __mutex_lock+0x16f/0x1a80 [ 61.823965] ? genl_rcv_msg+0x115/0x140 [ 61.823975] ? cred_has_capability+0x1a0/0x3d0 [ 61.823983] ? selinux_ipv4_output+0x40/0x40 [ 61.823993] ? check_noncircular+0x20/0x20 [ 61.824004] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 61.824012] ? __kernel_text_address+0xd/0x40 [ 61.824025] ? selinux_capable+0x36/0x40 [ 61.824034] hwsim_new_radio_nl+0x5b7/0x7c0 [ 61.824042] ? mac80211_hwsim_new_radio+0x2b90/0x2b90 [ 61.824053] ? __netlink_ns_capable+0xe1/0x120 [ 61.824063] genl_family_rcv_msg+0x7b7/0xfb0 [ 61.824077] ? genl_rcv+0x40/0x40 [ 61.824080] ? lock_downgrade+0x980/0x980 [ 61.824089] ? lock_release+0xa40/0xa40 [ 61.824098] ? __lock_is_held+0xb6/0x140 [ 61.824108] ? lock_acquire+0x1d5/0x580 [ 61.824132] genl_rcv_msg+0xb2/0x140 [ 61.824140] netlink_rcv_skb+0x224/0x470 [ 61.824145] ? genl_family_rcv_msg+0xfb0/0xfb0 [ 61.824152] ? netlink_ack+0xa10/0xa10 [ 61.824155] ? genl_rcv+0x19/0x40 [ 61.824162] ? netlink_skb_destructor+0x1d0/0x1d0 [ 61.824172] ? selinux_nlmsg_lookup+0x32b/0x430 [ 61.824181] genl_rcv+0x28/0x40 [ 61.824186] netlink_unicast+0x4c4/0x6b0 [ 61.824198] ? netlink_attachskb+0x8a0/0x8a0 [ 61.824209] ? security_netlink_send+0x81/0xb0 [ 61.824219] netlink_sendmsg+0xa4a/0xe60 [ 61.824232] ? netlink_unicast+0x6b0/0x6b0 [ 61.824241] ? security_socket_sendmsg+0x89/0xb0 [ 61.824246] ? netlink_unicast+0x6b0/0x6b0 [ 61.824256] sock_sendmsg+0xca/0x110 [ 61.824263] ___sys_sendmsg+0x767/0x8b0 [ 61.824274] ? copy_msghdr_from_user+0x590/0x590 [ 61.824283] ? putname+0xee/0x130 [ 61.824289] ? check_noncircular+0x20/0x20 [ 61.824295] ? get_pid_task+0xbc/0x140 [ 61.824306] ? proc_fail_nth_write+0xb5/0x260 [ 61.824312] ? map_files_get_link+0x3a0/0x3a0 [ 61.824324] ? __fget_light+0x297/0x380 [ 61.824331] ? fget_raw+0x20/0x20 [ 61.824340] ? find_held_lock+0x35/0x1d0 [ 61.824356] ? vfs_write+0x374/0x510 [ 61.824362] ? lock_downgrade+0x980/0x980 [ 61.824370] ? __fdget+0x18/0x20 [ 61.824382] __sys_sendmsg+0xe5/0x210 [ 61.824385] ? __sys_sendmsg+0xe5/0x210 [ 61.824392] ? SyS_shutdown+0x290/0x290 [ 61.824403] ? __sb_end_write+0xa0/0xd0 [ 61.824409] ? vfs_write+0x224/0x510 [ 61.824427] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 61.824439] SyS_sendmsg+0x2d/0x50 [ 61.824448] entry_SYSCALL_64_fastpath+0x23/0x9a [ 61.824453] RIP: 0033:0x4404e9 [ 61.824456] RSP: 002b:00007ffe2d4c85c8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 61.824461] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00000000004404e9 [ 61.824464] RDX: 0000000000000000 RSI: 0000000020b3dfc8 RDI: 0000000000000039 [ 61.824467] RBP: 000000000000003a R08: 0000000000000001 R09: 0000000000000034 [ 61.824469] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffe2d4c85d0 [ 61.824472] R13: 0000000000000038 R14: 0000000000000000 R15: 0000000000000000 [ 61.843846] ieee80211 phy29: Selected rate control algorithm 'minstrel_ht' [ 61.893363] FAULT_INJECTION: forcing a failure. [ 61.893363] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 61.893370] CPU: 1 PID: 3655 Comm: syzkaller881442 Not tainted 4.15.0-rc7+ #187 [ 61.893372] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 61.893374] Call Trace: [ 61.893386] dump_stack+0x194/0x257 [ 61.893395] ? arch_local_irq_restore+0x53/0x53 [ 61.893413] should_fail+0x8c0/0xa40 [ 61.893422] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 61.893433] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 61.893459] ? rb_erase_cached+0xf50/0x3540 [ 61.893465] ? mark_held_locks+0xaf/0x100 [ 61.893486] ? should_fail+0x23b/0xa40 [ 61.893492] ? debug_check_no_obj_freed+0x3da/0xf1f [ 61.893508] __alloc_pages_nodemask+0x338/0xd80 [ 61.893512] ? print_irqtrace_events+0x270/0x270 [ 61.893522] ? __alloc_pages_slowpath+0x2d00/0x2d00 [ 61.893533] ? find_held_lock+0x35/0x1d0 [ 61.893543] ? __lock_is_held+0xb6/0x140 [ 61.893571] ? rcu_note_context_switch+0x710/0x710 [ 61.893582] cache_grow_begin+0x72/0x3f0 [ 61.893593] __kmalloc+0x408/0x760 [ 61.893597] ? mark_held_locks+0xaf/0x100 [ 61.893608] ? wiphy_new_nm+0x819/0x21d0 [ 61.893620] wiphy_new_nm+0x819/0x21d0 [ 61.893629] ? cfg80211_dev_check_name.isra.5+0x390/0x390 [ 61.893638] ? __page_frag_cache_drain+0x1c0/0x1c0 [ 61.893646] ? check_noncircular+0x20/0x20 [ 61.893656] ? drain_local_pages_wq+0x20/0x20 [ 61.893673] ? print_irqtrace_events+0x270/0x270 [ 61.893685] ? find_held_lock+0x35/0x1d0 [ 61.893699] ? print_irqtrace_events+0x270/0x270 [ 61.893705] ? print_irqtrace_events+0x270/0x270 [ 61.893711] ? set_pageblock_migratetype+0x40/0x40 [ 61.893720] ? print_irqtrace_events+0x270/0x270 [ 61.893730] ? print_irqtrace_events+0x270/0x270 [ 61.893744] ? __lock_acquire+0x664/0x3e00 [ 61.893748] ? print_irqtrace_events+0x270/0x270 [ 61.893755] ? print_irqtrace_events+0x270/0x270 [ 61.893772] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 61.893775] ? print_irqtrace_events+0x270/0x270 [ 61.893786] ? __lock_acquire+0x664/0x3e00 [ 61.893793] ? __lock_acquire+0x664/0x3e00 [ 61.893803] ieee80211_alloc_hw_nm+0x4b4/0x2140 [ 61.893814] ? ieee80211_restart_hw+0x470/0x470 [ 61.893819] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 61.893826] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 61.893837] ? check_noncircular+0x20/0x20 [ 61.893843] ? check_noncircular+0x20/0x20 [ 61.893849] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 61.893852] ? __lock_acquire+0x664/0x3e00 [ 61.893860] ? check_noncircular+0x20/0x20 [ 61.893877] ? print_irqtrace_events+0x270/0x270 [ 61.893883] ? find_held_lock+0x35/0x1d0 [ 61.893900] ? mac80211_hwsim_new_radio+0x1ad/0x2b90 [ 61.893906] ? lock_downgrade+0x980/0x980 [ 61.893919] ? mark_held_locks+0xaf/0x100 [ 61.893927] ? __local_bh_enable_ip+0x121/0x230 [ 61.893934] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 61.893939] ? mac80211_hwsim_new_radio+0x1ad/0x2b90 [ 61.893943] ? trace_hardirqs_on+0xd/0x10 [ 61.893948] ? __local_bh_enable_ip+0x121/0x230 [ 61.893957] mac80211_hwsim_new_radio+0x220/0x2b90 [ 61.893964] ? avc_has_extended_perms+0x12c0/0x12c0 [ 61.893969] ? lock_release+0xa40/0xa40 [ 61.893975] ? trace_event_raw_event_sched_switch+0x800/0x800 [ 61.893982] ? rcu_note_context_switch+0x710/0x710 [ 61.893989] ? mac80211_hwsim_remove_chanctx+0xa0/0xa0 [ 61.893995] ? __might_sleep+0x95/0x190 [ 61.894005] ? genl_rcv_msg+0x115/0x140 [ 61.894015] ? __mutex_lock+0x16f/0x1a80 [ 61.894019] ? genl_rcv_msg+0x115/0x140 [ 61.894027] ? cred_has_capability+0x1a0/0x3d0 [ 61.894035] ? selinux_ipv4_output+0x40/0x40 [ 61.894045] ? check_noncircular+0x20/0x20 [ 61.894053] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 61.894060] ? __kernel_text_address+0xd/0x40 [ 61.894070] ? selinux_capable+0x36/0x40 [ 61.894079] hwsim_new_radio_nl+0x5b7/0x7c0 [ 61.894087] ? mac80211_hwsim_new_radio+0x2b90/0x2b90 [ 61.894098] ? __netlink_ns_capable+0xe1/0x120 [ 61.894108] genl_family_rcv_msg+0x7b7/0xfb0 [ 61.894121] ? genl_rcv+0x40/0x40 [ 61.894124] ? lock_downgrade+0x980/0x980 [ 61.894133] ? lock_release+0xa40/0xa40 [ 61.894141] ? __lock_is_held+0xb6/0x140 [ 61.894151] ? lock_acquire+0x1d5/0x580 [ 61.894177] genl_rcv_msg+0xb2/0x140 [ 61.894185] netlink_rcv_skb+0x224/0x470 [ 61.894191] ? genl_family_rcv_msg+0xfb0/0xfb0 [ 61.894198] ? netlink_ack+0xa10/0xa10 [ 61.894202] ? genl_rcv+0x19/0x40 [ 61.894210] ? netlink_skb_destructor+0x1d0/0x1d0 [ 61.894218] ? selinux_nlmsg_lookup+0x32b/0x430 [ 61.894227] genl_rcv+0x28/0x40 [ 61.894232] netlink_unicast+0x4c4/0x6b0 [ 61.894243] ? netlink_attachskb+0x8a0/0x8a0 [ 61.894253] ? security_netlink_send+0x81/0xb0 [ 61.894261] netlink_sendmsg+0xa4a/0xe60 [ 61.894274] ? netlink_unicast+0x6b0/0x6b0 [ 61.894284] ? security_socket_sendmsg+0x89/0xb0 [ 61.894289] ? netlink_unicast+0x6b0/0x6b0 [ 61.894298] sock_sendmsg+0xca/0x110 [ 61.894305] ___sys_sendmsg+0x767/0x8b0 [ 61.894315] ? copy_msghdr_from_user+0x590/0x590 [ 61.894322] ? putname+0xee/0x130 [ 61.894328] ? check_noncircular+0x20/0x20 [ 61.894334] ? get_pid_task+0xbc/0x140 [ 61.894342] ? proc_fail_nth_write+0xb5/0x260 [ 61.894348] ? map_files_get_link+0x3a0/0x3a0 [ 61.894357] ? __fget_light+0x297/0x380 [ 61.894364] ? fget_raw+0x20/0x20 [ 61.894374] ? find_held_lock+0x35/0x1d0 [ 61.894388] ? vfs_write+0x374/0x510 [ 61.894395] ? lock_downgrade+0x980/0x980 [ 61.894404] ? __fdget+0x18/0x20 [ 61.894414] __sys_sendmsg+0xe5/0x210 [ 61.894418] ? __sys_sendmsg+0xe5/0x210 [ 61.894424] ? SyS_shutdown+0x290/0x290 [ 61.894434] ? __sb_end_write+0xa0/0xd0 [ 61.894441] ? vfs_write+0x224/0x510 [ 61.894459] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 61.894469] SyS_sendmsg+0x2d/0x50 [ 61.894478] entry_SYSCALL_64_fastpath+0x23/0x9a [ 61.894483] RIP: 0033:0x4404e9 [ 61.894486] RSP: 002b:00007ffe2d4c85c8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 61.894491] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00000000004404e9 [ 61.894494] RDX: 0000000000000000 RSI: 0000000020b3dfc8 RDI: 000000000000003b [ 61.894496] RBP: 000000000000003c R08: 0000000000000001 R09: 0000000000000034 [ 61.894498] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffe2d4c85d0 [ 61.894501] R13: 000000000000003a R14: 0000000000000000 R15: 0000000000000000 [ 61.904200] ieee80211 phy30: Selected rate control algorithm 'minstrel_ht' [ 61.976279] FAULT_INJECTION: forcing a failure. [ 61.976279] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 61.976288] CPU: 1 PID: 3655 Comm: syzkaller881442 Not tainted 4.15.0-rc7+ #187 [ 61.976292] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 61.976295] Call Trace: [ 61.976310] dump_stack+0x194/0x257 [ 61.976325] ? arch_local_irq_restore+0x53/0x53 [ 61.976353] should_fail+0x8c0/0xa40 [ 61.976371] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 61.976389] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 61.976407] ? get_page_from_freelist+0x341e/0x52f0 [ 61.976416] ? lock_downgrade+0x980/0x980 [ 61.976426] ? set_pageblock_migratetype+0x40/0x40 [ 61.976452] ? mark_held_locks+0xaf/0x100 [ 61.976463] ? get_page_from_freelist+0xa83/0x52f0 [ 61.976475] ? kernel_poison_pages+0xce/0x1f0 [ 61.976482] ? kasan_unpoison_shadow+0x35/0x50 [ 61.976495] ? get_page_from_freelist+0x2d70/0x52f0 [ 61.976503] ? get_page_from_freelist+0x2ddc/0x52f0 [ 61.976516] ? should_fail+0x23b/0xa40 [ 61.976537] __alloc_pages_nodemask+0x338/0xd80 [ 61.976557] ? __alloc_pages_slowpath+0x2d00/0x2d00 [ 61.976575] ? find_held_lock+0x35/0x1d0 [ 61.976594] ? __lock_is_held+0xb6/0x140 [ 61.976636] ? rcu_note_context_switch+0x710/0x710 [ 61.976651] cache_grow_begin+0x72/0x3f0 [ 61.976668] __kmalloc+0x408/0x760 [ 61.976674] ? mark_held_locks+0xaf/0x100 [ 61.976692] ? wiphy_new_nm+0x819/0x21d0 [ 61.976710] wiphy_new_nm+0x819/0x21d0 [ 61.976724] ? cfg80211_dev_check_name.isra.5+0x390/0x390 [ 61.976738] ? __page_frag_cache_drain+0x1c0/0x1c0 [ 61.976767] ? print_irqtrace_events+0x270/0x270 [ 61.976781] ? print_irqtrace_events+0x270/0x270 [ 61.976792] ? print_irqtrace_events+0x270/0x270 [ 61.976827] ? print_irqtrace_events+0x270/0x270 [ 61.976838] ? print_irqtrace_events+0x270/0x270 [ 61.976857] ? print_irqtrace_events+0x270/0x270 [ 61.976873] ? print_irqtrace_events+0x270/0x270 [ 61.976897] ? __lock_acquire+0x664/0x3e00 [ 61.976905] ? print_irqtrace_events+0x270/0x270 [ 61.976916] ? print_irqtrace_events+0x270/0x270 [ 61.976945] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 61.976951] ? print_irqtrace_events+0x270/0x270 [ 61.976971] ? __lock_acquire+0x664/0x3e00 [ 61.976982] ? __lock_acquire+0x664/0x3e00 [ 61.977004] ieee80211_alloc_hw_nm+0x4b4/0x2140 [ 61.977022] ? ieee80211_restart_hw+0x470/0x470 [ 61.977031] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 61.977042] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 61.977063] ? check_noncircular+0x20/0x20 [ 61.977072] ? check_noncircular+0x20/0x20 [ 61.977083] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 61.977089] ? __lock_acquire+0x664/0x3e00 [ 61.977101] ? check_noncircular+0x20/0x20 [ 61.977131] ? print_irqtrace_events+0x270/0x270 [ 61.977141] ? find_held_lock+0x35/0x1d0 [ 61.977166] ? mac80211_hwsim_new_radio+0x1ad/0x2b90 [ 61.977177] ? lock_downgrade+0x980/0x980 [ 61.977198] ? mark_held_locks+0xaf/0x100 [ 61.977211] ? __local_bh_enable_ip+0x121/0x230 [ 61.977223] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 61.977231] ? mac80211_hwsim_new_radio+0x1ad/0x2b90 [ 61.977239] ? trace_hardirqs_on+0xd/0x10 [ 61.977248] ? __local_bh_enable_ip+0x121/0x230 [ 61.977264] mac80211_hwsim_new_radio+0x220/0x2b90 [ 61.977275] ? avc_has_extended_perms+0x12c0/0x12c0 [ 61.977286] ? lock_release+0xa40/0xa40 [ 61.977296] ? trace_event_raw_event_sched_switch+0x800/0x800 [ 61.977310] ? rcu_note_context_switch+0x710/0x710 [ 61.977322] ? mac80211_hwsim_remove_chanctx+0xa0/0xa0 [ 61.977333] ? __might_sleep+0x95/0x190 [ 61.977344] ? genl_rcv_msg+0x115/0x140 [ 61.977353] ? __mutex_lock+0x16f/0x1a80 [ 61.977359] ? genl_rcv_msg+0x115/0x140 [ 61.977379] ? cred_has_capability+0x1a0/0x3d0 [ 61.977392] ? selinux_ipv4_output+0x40/0x40 [ 61.977408] ? check_noncircular+0x20/0x20 [ 61.977422] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 61.977432] ? __kernel_text_address+0xd/0x40 [ 61.977448] ? selinux_capable+0x36/0x40 [ 61.977463] hwsim_new_radio_nl+0x5b7/0x7c0 [ 61.977477] ? mac80211_hwsim_new_radio+0x2b90/0x2b90 [ 61.977496] ? __netlink_ns_capable+0xe1/0x120 [ 61.977514] genl_family_rcv_msg+0x7b7/0xfb0 [ 61.977536] ? genl_rcv+0x40/0x40 [ 61.977542] ? lock_downgrade+0x980/0x980 [ 61.977556] ? lock_release+0xa40/0xa40 [ 61.977571] ? __lock_is_held+0xb6/0x140 [ 61.977589] ? lock_acquire+0x1d5/0x580 [ 61.977627] genl_rcv_msg+0xb2/0x140 [ 61.977642] netlink_rcv_skb+0x224/0x470 [ 61.977651] ? genl_family_rcv_msg+0xfb0/0xfb0 [ 61.977663] ? netlink_ack+0xa10/0xa10 [ 61.977669] ? genl_rcv+0x19/0x40 [ 61.977683] ? netlink_skb_destructor+0x1d0/0x1d0 [ 61.977695] ? selinux_nlmsg_lookup+0x32b/0x430 [ 61.977711] genl_rcv+0x28/0x40 [ 61.977720] netlink_unicast+0x4c4/0x6b0 [ 61.977739] ? netlink_attachskb+0x8a0/0x8a0 [ 61.977757] ? security_netlink_send+0x81/0xb0 [ 61.977771] netlink_sendmsg+0xa4a/0xe60 [ 61.977793] ? netlink_unicast+0x6b0/0x6b0 [ 61.977809] ? security_socket_sendmsg+0x89/0xb0 [ 61.977818] ? netlink_unicast+0x6b0/0x6b0 [ 61.977831] sock_sendmsg+0xca/0x110 [ 61.977844] ___sys_sendmsg+0x767/0x8b0 [ 61.977862] ? copy_msghdr_from_user+0x590/0x590 [ 61.977873] ? putname+0xee/0x130 [ 61.977883] ? check_noncircular+0x20/0x20 [ 61.977894] ? get_pid_task+0xbc/0x140 [ 61.977906] ? proc_fail_nth_write+0xb5/0x260 [ 61.977916] ? map_files_get_link+0x3a0/0x3a0 [ 61.977932] ? __fget_light+0x297/0x380 [ 61.977943] ? fget_raw+0x20/0x20 [ 61.977958] ? find_held_lock+0x35/0x1d0 [ 61.977981] ? vfs_write+0x374/0x510 [ 61.977992] ? lock_downgrade+0x980/0x980 [ 61.978007] ? __fdget+0x18/0x20 [ 61.978024] __sys_sendmsg+0xe5/0x210 [ 61.978031] ? __sys_sendmsg+0xe5/0x210 [ 61.978043] ? SyS_shutdown+0x290/0x290 [ 61.978060] ? __sb_end_write+0xa0/0xd0 [ 61.978071] ? vfs_write+0x224/0x510 [ 61.978101] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 61.978120] SyS_sendmsg+0x2d/0x50 [ 61.978133] entry_SYSCALL_64_fastpath+0x23/0x9a [ 61.978140] RIP: 0033:0x4404e9 [ 61.978144] RSP: 002b:00007ffe2d4c85c8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 61.978152] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00000000004404e9 [ 61.978156] RDX: 0000000000000000 RSI: 0000000020b3dfc8 RDI: 000000000000003d [ 61.978161] RBP: 000000000000003e R08: 0000000000000001 R09: 0000000000000034 [ 61.978165] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffe2d4c85d0 [ 61.978170] R13: 000000000000003c R14: 0000000000000000 R15: 0000000000000000 [ 61.995915] ieee80211 phy31: Selected rate control algorithm 'minstrel_ht' [ 62.038879] FAULT_INJECTION: forcing a failure. [ 62.038879] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 62.038889] CPU: 1 PID: 3655 Comm: syzkaller881442 Not tainted 4.15.0-rc7+ #187 [ 62.038893] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 62.038896] Call Trace: [ 62.038911] dump_stack+0x194/0x257 [ 62.038926] ? arch_local_irq_restore+0x53/0x53 [ 62.038955] should_fail+0x8c0/0xa40 [ 62.038970] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 62.038988] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 62.039012] ? get_page_from_freelist+0x341e/0x52f0 [ 62.039024] ? lock_downgrade+0x980/0x980 [ 62.039037] ? lock_release+0xa40/0xa40 [ 62.039057] ? do_raw_spin_trylock+0x190/0x190 [ 62.039073] ? get_page_from_freelist+0x3d3b/0x52f0 [ 62.039085] ? kernel_poison_pages+0xce/0x1f0 [ 62.039098] ? kasan_alloc_pages+0x38/0x40 [ 62.039106] ? get_page_from_freelist+0x2ce3/0x52f0 [ 62.039117] ? should_fail+0x23b/0xa40 [ 62.039138] __alloc_pages_nodemask+0x338/0xd80 [ 62.039158] ? __alloc_pages_slowpath+0x2d00/0x2d00 [ 62.039175] ? find_held_lock+0x35/0x1d0 [ 62.039194] ? __lock_is_held+0xb6/0x140 [ 62.039236] ? rcu_note_context_switch+0x710/0x710 [ 62.039252] cache_grow_begin+0x72/0x3f0 [ 62.039269] __kmalloc+0x408/0x760 [ 62.039276] ? mark_held_locks+0xaf/0x100 [ 62.039294] ? wiphy_new_nm+0x819/0x21d0 [ 62.039312] wiphy_new_nm+0x819/0x21d0 [ 62.039326] ? cfg80211_dev_check_name.isra.5+0x390/0x390 [ 62.039340] ? __page_frag_cache_drain+0x1c0/0x1c0 [ 62.039374] ? print_irqtrace_events+0x270/0x270 [ 62.039388] ? __isolate_free_page+0x8a0/0x8a0 [ 62.039398] ? print_irqtrace_events+0x270/0x270 [ 62.039406] ? __lock_is_held+0xb6/0x140 [ 62.039439] ? print_irqtrace_events+0x270/0x270 [ 62.039450] ? print_irqtrace_events+0x270/0x270 [ 62.039468] ? print_irqtrace_events+0x270/0x270 [ 62.039485] ? print_irqtrace_events+0x270/0x270 [ 62.039509] ? __lock_acquire+0x664/0x3e00 [ 62.039517] ? print_irqtrace_events+0x270/0x270 [ 62.039528] ? print_irqtrace_events+0x270/0x270 [ 62.039556] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 62.039563] ? print_irqtrace_events+0x270/0x270 [ 62.039582] ? __lock_acquire+0x664/0x3e00 [ 62.039593] ? __lock_acquire+0x664/0x3e00 [ 62.039611] ieee80211_alloc_hw_nm+0x4b4/0x2140 [ 62.039630] ? ieee80211_restart_hw+0x470/0x470 [ 62.039639] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 62.039650] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 62.039671] ? check_noncircular+0x20/0x20 [ 62.039680] ? check_noncircular+0x20/0x20 [ 62.039691] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 62.039698] ? __lock_acquire+0x664/0x3e00 [ 62.039710] ? check_noncircular+0x20/0x20 [ 62.039740] ? print_irqtrace_events+0x270/0x270 [ 62.039751] ? find_held_lock+0x35/0x1d0 [ 62.039776] ? mac80211_hwsim_new_radio+0x1ad/0x2b90 [ 62.039786] ? lock_downgrade+0x980/0x980 [ 62.039808] ? mark_held_locks+0xaf/0x100 [ 62.039821] ? __local_bh_enable_ip+0x121/0x230 [ 62.039833] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 62.039841] ? mac80211_hwsim_new_radio+0x1ad/0x2b90 [ 62.039849] ? trace_hardirqs_on+0xd/0x10 [ 62.039857] ? __local_bh_enable_ip+0x121/0x230 [ 62.039873] mac80211_hwsim_new_radio+0x220/0x2b90 [ 62.039884] ? avc_has_extended_perms+0x12c0/0x12c0 [ 62.039894] ? lock_release+0xa40/0xa40 [ 62.039903] ? trace_event_raw_event_sched_switch+0x800/0x800 [ 62.039916] ? rcu_note_context_switch+0x710/0x710 [ 62.039928] ? mac80211_hwsim_remove_chanctx+0xa0/0xa0 [ 62.039938] ? __might_sleep+0x95/0x190 [ 62.039951] ? genl_rcv_msg+0x115/0x140 [ 62.039961] ? __mutex_lock+0x16f/0x1a80 [ 62.039967] ? genl_rcv_msg+0x115/0x140 [ 62.039981] ? cred_has_capability+0x1a0/0x3d0 [ 62.039994] ? selinux_ipv4_output+0x40/0x40 [ 62.040009] ? check_noncircular+0x20/0x20 [ 62.040023] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 62.040034] ? __kernel_text_address+0xd/0x40 [ 62.040050] ? selinux_capable+0x36/0x40 [ 62.040065] hwsim_new_radio_nl+0x5b7/0x7c0 [ 62.040078] ? mac80211_hwsim_new_radio+0x2b90/0x2b90 [ 62.040097] ? __netlink_ns_capable+0xe1/0x120 [ 62.040116] genl_family_rcv_msg+0x7b7/0xfb0 [ 62.040138] ? genl_rcv+0x40/0x40 [ 62.040144] ? lock_downgrade+0x980/0x980 [ 62.040159] ? lock_release+0xa40/0xa40 [ 62.040173] ? __lock_is_held+0xb6/0x140 [ 62.040191] ? lock_acquire+0x1d5/0x580 [ 62.040230] genl_rcv_msg+0xb2/0x140 [ 62.040244] netlink_rcv_skb+0x224/0x470 [ 62.040253] ? genl_family_rcv_msg+0xfb0/0xfb0 [ 62.040265] ? netlink_ack+0xa10/0xa10 [ 62.040271] ? genl_rcv+0x19/0x40 [ 62.040284] ? netlink_skb_destructor+0x1d0/0x1d0 [ 62.040296] ? selinux_nlmsg_lookup+0x32b/0x430 [ 62.040312] genl_rcv+0x28/0x40 [ 62.040321] netlink_unicast+0x4c4/0x6b0 [ 62.040341] ? netlink_attachskb+0x8a0/0x8a0 [ 62.040357] ? security_netlink_send+0x81/0xb0 [ 62.040377] netlink_sendmsg+0xa4a/0xe60 [ 62.040398] ? netlink_unicast+0x6b0/0x6b0 [ 62.040414] ? security_socket_sendmsg+0x89/0xb0 [ 62.040422] ? netlink_unicast+0x6b0/0x6b0 [ 62.040435] sock_sendmsg+0xca/0x110 [ 62.040449] ___sys_sendmsg+0x767/0x8b0 [ 62.040466] ? copy_msghdr_from_user+0x590/0x590 [ 62.040477] ? putname+0xee/0x130 [ 62.040488] ? check_noncircular+0x20/0x20 [ 62.040499] ? get_pid_task+0xbc/0x140 [ 62.040511] ? proc_fail_nth_write+0xb5/0x260 [ 62.040521] ? map_files_get_link+0x3a0/0x3a0 [ 62.040537] ? __fget_light+0x297/0x380 [ 62.040549] ? fget_raw+0x20/0x20 [ 62.040565] ? find_held_lock+0x35/0x1d0 [ 62.040588] ? vfs_write+0x374/0x510 [ 62.040599] ? lock_downgrade+0x980/0x980 [ 62.040615] ? __fdget+0x18/0x20 [ 62.040632] __sys_sendmsg+0xe5/0x210 [ 62.040639] ? __sys_sendmsg+0xe5/0x210 [ 62.040651] ? SyS_shutdown+0x290/0x290 [ 62.040668] ? __sb_end_write+0xa0/0xd0 [ 62.040679] ? vfs_write+0x224/0x510 [ 62.040708] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 62.040726] SyS_sendmsg+0x2d/0x50 [ 62.040740] entry_SYSCALL_64_fastpath+0x23/0x9a [ 62.040746] RIP: 0033:0x4404e9 [ 62.040750] RSP: 002b:00007ffe2d4c85c8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 62.040759] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00000000004404e9 [ 62.040763] RDX: 0000000000000000 RSI: 0000000020b3dfc8 RDI: 000000000000003f [ 62.040768] RBP: 0000000000000040 R08: 0000000000000001 R09: 0000000000000034 [ 62.040772] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffe2d4c85d0 [ 62.040777] R13: 000000000000003e R14: 0000000000000000 R15: 0000000000000000 [ 62.060300] ieee80211 phy32: Selected rate control algorithm 'minstrel_ht' [ 62.105180] FAULT_INJECTION: forcing a failure. [ 62.105180] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 62.105191] CPU: 0 PID: 3655 Comm: syzkaller881442 Not tainted 4.15.0-rc7+ #187 [ 62.105195] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 62.105198] Call Trace: [ 62.105212] dump_stack+0x194/0x257 [ 62.105228] ? arch_local_irq_restore+0x53/0x53 [ 62.105257] should_fail+0x8c0/0xa40 [ 62.105270] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 62.105284] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 62.105300] ? get_page_from_freelist+0x341e/0x52f0 [ 62.105309] ? lock_downgrade+0x980/0x980 [ 62.105317] ? set_pageblock_migratetype+0x40/0x40 [ 62.105336] ? rb_erase_cached+0xf50/0x3540 [ 62.105343] ? mark_held_locks+0xaf/0x100 [ 62.105355] ? rb_next+0x140/0x140 [ 62.105363] ? kasan_unpoison_shadow+0x35/0x50 [ 62.105374] ? get_page_from_freelist+0x2d70/0x52f0 [ 62.105381] ? get_page_from_freelist+0x2ddc/0x52f0 [ 62.105391] ? should_fail+0x23b/0xa40 [ 62.105408] __alloc_pages_nodemask+0x338/0xd80 [ 62.105423] ? __alloc_pages_slowpath+0x2d00/0x2d00 [ 62.105438] ? find_held_lock+0x35/0x1d0 [ 62.105454] ? __lock_is_held+0xb6/0x140 [ 62.105488] ? rcu_note_context_switch+0x710/0x710 [ 62.105501] cache_grow_begin+0x72/0x3f0 [ 62.105515] __kmalloc+0x408/0x760 [ 62.105531] ? wiphy_new_nm+0x819/0x21d0 [ 62.105545] wiphy_new_nm+0x819/0x21d0 [ 62.105556] ? cfg80211_dev_check_name.isra.5+0x390/0x390 [ 62.105568] ? __page_frag_cache_drain+0x1c0/0x1c0 [ 62.105575] ? __lock_is_held+0xb6/0x140 [ 62.105588] ? lock_pin_lock+0x360/0x360 [ 62.105602] ? update_load_avg+0x249/0x2d80 [ 62.105611] ? __isolate_free_page+0x8a0/0x8a0 [ 62.105620] ? print_irqtrace_events+0x270/0x270 [ 62.105630] ? update_cfs_rq_load_avg.part.69+0x2d0/0x2d0 [ 62.105653] ? print_irqtrace_events+0x270/0x270 [ 62.105662] ? print_irqtrace_events+0x270/0x270 [ 62.105678] ? print_irqtrace_events+0x270/0x270 [ 62.105692] ? print_irqtrace_events+0x270/0x270 [ 62.105712] ? __lock_acquire+0x664/0x3e00 [ 62.105719] ? print_irqtrace_events+0x270/0x270 [ 62.105728] ? print_irqtrace_events+0x270/0x270 [ 62.105752] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 62.105757] ? print_irqtrace_events+0x270/0x270 [ 62.105772] ? __lock_acquire+0x664/0x3e00 [ 62.105781] ? __lock_acquire+0x664/0x3e00 [ 62.105799] ieee80211_alloc_hw_nm+0x4b4/0x2140 [ 62.105814] ? ieee80211_restart_hw+0x470/0x470 [ 62.105822] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 62.105830] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 62.105848] ? check_noncircular+0x20/0x20 [ 62.105861] ? check_noncircular+0x20/0x20 [ 62.105871] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 62.105877] ? __lock_acquire+0x664/0x3e00 [ 62.105886] ? check_noncircular+0x20/0x20 [ 62.105911] ? print_irqtrace_events+0x270/0x270 [ 62.105920] ? find_held_lock+0x35/0x1d0 [ 62.105944] ? mac80211_hwsim_new_radio+0x1ad/0x2b90 [ 62.105954] ? lock_downgrade+0x980/0x980 [ 62.105973] ? mark_held_locks+0xaf/0x100 [ 62.105983] ? __local_bh_enable_ip+0x121/0x230 [ 62.105996] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 62.106007] ? mac80211_hwsim_new_radio+0x1ad/0x2b90 [ 62.106015] ? trace_hardirqs_on+0xd/0x10 [ 62.106023] ? __local_bh_enable_ip+0x121/0x230 [ 62.106039] mac80211_hwsim_new_radio+0x220/0x2b90 [ 62.106048] ? avc_has_extended_perms+0x12c0/0x12c0 [ 62.106056] ? lock_release+0xa40/0xa40 [ 62.106065] ? trace_event_raw_event_sched_switch+0x800/0x800 [ 62.106079] ? rcu_note_context_switch+0x710/0x710 [ 62.106088] ? mac80211_hwsim_remove_chanctx+0xa0/0xa0 [ 62.106095] ? __might_sleep+0x95/0x190 [ 62.106106] ? genl_rcv_msg+0x115/0x140 [ 62.106116] ? __mutex_lock+0x16f/0x1a80 [ 62.106122] ? genl_rcv_msg+0x115/0x140 [ 62.106137] ? cred_has_capability+0x1a0/0x3d0 [ 62.106149] ? selinux_ipv4_output+0x40/0x40 [ 62.106165] ? check_noncircular+0x20/0x20 [ 62.106178] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 62.106189] ? __kernel_text_address+0xd/0x40 [ 62.106205] ? selinux_capable+0x36/0x40 [ 62.106221] hwsim_new_radio_nl+0x5b7/0x7c0 [ 62.106235] ? mac80211_hwsim_new_radio+0x2b90/0x2b90 [ 62.106253] ? __netlink_ns_capable+0xe1/0x120 [ 62.106272] genl_family_rcv_msg+0x7b7/0xfb0 [ 62.106290] ? genl_rcv+0x40/0x40 [ 62.106297] ? lock_downgrade+0x980/0x980 [ 62.106311] ? lock_release+0xa40/0xa40 [ 62.106325] ? __lock_is_held+0xb6/0x140 [ 62.106342] ? lock_acquire+0x1d5/0x580 [ 62.106379] genl_rcv_msg+0xb2/0x140 [ 62.106394] netlink_rcv_skb+0x224/0x470 [ 62.106404] ? genl_family_rcv_msg+0xfb0/0xfb0 [ 62.106416] ? netlink_ack+0xa10/0xa10 [ 62.106422] ? genl_rcv+0x19/0x40 [ 62.106436] ? netlink_skb_destructor+0x1d0/0x1d0 [ 62.106449] ? selinux_nlmsg_lookup+0x32b/0x430 [ 62.106465] genl_rcv+0x28/0x40 [ 62.106473] netlink_unicast+0x4c4/0x6b0 [ 62.106492] ? netlink_attachskb+0x8a0/0x8a0 [ 62.106509] ? security_netlink_send+0x81/0xb0 [ 62.106523] netlink_sendmsg+0xa4a/0xe60 [ 62.106545] ? netlink_unicast+0x6b0/0x6b0 [ 62.106560] ? security_socket_sendmsg+0x89/0xb0 [ 62.106569] ? netlink_unicast+0x6b0/0x6b0 [ 62.106582] sock_sendmsg+0xca/0x110 [ 62.106595] ___sys_sendmsg+0x767/0x8b0 [ 62.106614] ? copy_msghdr_from_user+0x590/0x590 [ 62.106625] ? putname+0xee/0x130 [ 62.106635] ? check_noncircular+0x20/0x20 [ 62.106645] ? get_pid_task+0xbc/0x140 [ 62.106657] ? proc_fail_nth_write+0xb5/0x260 [ 62.106667] ? map_files_get_link+0x3a0/0x3a0 [ 62.106680] ? __fget_light+0x297/0x380 [ 62.106690] ? fget_raw+0x20/0x20 [ 62.106705] ? find_held_lock+0x35/0x1d0 [ 62.106728] ? vfs_write+0x374/0x510 [ 62.106739] ? lock_downgrade+0x980/0x980 [ 62.106753] ? __fdget+0x18/0x20 [ 62.106771] __sys_sendmsg+0xe5/0x210 [ 62.106777] ? __sys_sendmsg+0xe5/0x210 [ 62.106788] ? SyS_shutdown+0x290/0x290 [ 62.106804] ? __sb_end_write+0xa0/0xd0 [ 62.106813] ? vfs_write+0x224/0x510 [ 62.106839] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 62.106853] SyS_sendmsg+0x2d/0x50 [ 62.106872] entry_SYSCALL_64_fastpath+0x23/0x9a [ 62.106880] RIP: 0033:0x4404e9 [ 62.106884] RSP: 002b:00007ffe2d4c85c8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 62.106893] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00000000004404e9 [ 62.106898] RDX: 0000000000000000 RSI: 0000000020b3dfc8 RDI: 0000000000000041 [ 62.106902] RBP: 0000000000000042 R08: 0000000000000001 R09: 0000000000000034 [ 62.106907] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffe2d4c85d0 [ 62.106911] R13: 0000000000000040 R14: 0000000000000000 R15: 0000000000000000 [ 62.146507] ieee80211 phy33: Selected rate control algorithm 'minstrel_ht' [ 62.216501] FAULT_INJECTION: forcing a failure. [ 62.216501] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 62.216510] CPU: 0 PID: 3655 Comm: syzkaller881442 Not tainted 4.15.0-rc7+ #187 [ 62.216514] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 62.216517] Call Trace: [ 62.216530] dump_stack+0x194/0x257 [ 62.216544] ? arch_local_irq_restore+0x53/0x53 [ 62.216570] should_fail+0x8c0/0xa40 [ 62.216584] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 62.216599] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 62.216617] ? get_page_from_freelist+0x341e/0x52f0 [ 62.216626] ? lock_downgrade+0x980/0x980 [ 62.216635] ? set_pageblock_migratetype+0x40/0x40 [ 62.216658] ? mark_held_locks+0xaf/0x100 [ 62.216668] ? get_page_from_freelist+0xa83/0x52f0 [ 62.216678] ? kernel_poison_pages+0xce/0x1f0 [ 62.216685] ? kasan_unpoison_shadow+0x35/0x50 [ 62.216698] ? get_page_from_freelist+0x2d70/0x52f0 [ 62.216705] ? get_page_from_freelist+0x2ddc/0x52f0 [ 62.216717] ? should_fail+0x23b/0xa40 [ 62.216736] __alloc_pages_nodemask+0x338/0xd80 [ 62.216753] ? __alloc_pages_slowpath+0x2d00/0x2d00 [ 62.216769] ? find_held_lock+0x35/0x1d0 [ 62.216785] ? __lock_is_held+0xb6/0x140 [ 62.216822] ? rcu_note_context_switch+0x710/0x710 [ 62.216836] cache_grow_begin+0x72/0x3f0 [ 62.216856] __kmalloc+0x408/0x760 [ 62.216861] ? mark_held_locks+0xaf/0x100 [ 62.216878] ? wiphy_new_nm+0x819/0x21d0 [ 62.216893] wiphy_new_nm+0x819/0x21d0 [ 62.216906] ? cfg80211_dev_check_name.isra.5+0x390/0x390 [ 62.216918] ? __page_frag_cache_drain+0x1c0/0x1c0 [ 62.216929] ? check_noncircular+0x20/0x20 [ 62.216948] ? print_irqtrace_events+0x270/0x270 [ 62.216960] ? __isolate_free_page+0x8a0/0x8a0 [ 62.216970] ? print_irqtrace_events+0x270/0x270 [ 62.216977] ? __lock_is_held+0xb6/0x140 [ 62.216991] ? find_held_lock+0x35/0x1d0 [ 62.217013] ? print_irqtrace_events+0x270/0x270 [ 62.217023] ? print_irqtrace_events+0x270/0x270 [ 62.217032] ? set_pageblock_migratetype+0x40/0x40 [ 62.217045] ? print_irqtrace_events+0x270/0x270 [ 62.217060] ? print_irqtrace_events+0x270/0x270 [ 62.217081] ? __lock_acquire+0x664/0x3e00 [ 62.217089] ? print_irqtrace_events+0x270/0x270 [ 62.217098] ? print_irqtrace_events+0x270/0x270 [ 62.217124] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 62.217130] ? print_irqtrace_events+0x270/0x270 [ 62.217147] ? __lock_acquire+0x664/0x3e00 [ 62.217156] ? __lock_acquire+0x664/0x3e00 [ 62.217174] ieee80211_alloc_hw_nm+0x4b4/0x2140 [ 62.217190] ? ieee80211_restart_hw+0x470/0x470 [ 62.217199] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 62.217209] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 62.217226] ? check_noncircular+0x20/0x20 [ 62.217234] ? check_noncircular+0x20/0x20 [ 62.217244] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 62.217250] ? __lock_acquire+0x664/0x3e00 [ 62.217262] ? check_noncircular+0x20/0x20 [ 62.217288] ? print_irqtrace_events+0x270/0x270 [ 62.217299] ? find_held_lock+0x35/0x1d0 [ 62.217322] ? mac80211_hwsim_new_radio+0x1ad/0x2b90 [ 62.217332] ? lock_downgrade+0x980/0x980 [ 62.217353] ? mark_held_locks+0xaf/0x100 [ 62.217365] ? __local_bh_enable_ip+0x121/0x230 [ 62.217377] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 62.217384] ? mac80211_hwsim_new_radio+0x1ad/0x2b90 [ 62.217392] ? trace_hardirqs_on+0xd/0x10 [ 62.217399] ? __local_bh_enable_ip+0x121/0x230 [ 62.217414] mac80211_hwsim_new_radio+0x220/0x2b90 [ 62.217424] ? avc_has_extended_perms+0x12c0/0x12c0 [ 62.217434] ? lock_release+0xa40/0xa40 [ 62.217441] ? trace_event_raw_event_sched_switch+0x800/0x800 [ 62.217454] ? rcu_note_context_switch+0x710/0x710 [ 62.217465] ? mac80211_hwsim_remove_chanctx+0xa0/0xa0 [ 62.217474] ? __might_sleep+0x95/0x190 [ 62.217484] ? genl_rcv_msg+0x115/0x140 [ 62.217493] ? __mutex_lock+0x16f/0x1a80 [ 62.217499] ? genl_rcv_msg+0x115/0x140 [ 62.217512] ? cred_has_capability+0x1a0/0x3d0 [ 62.217523] ? selinux_ipv4_output+0x40/0x40 [ 62.217538] ? check_noncircular+0x20/0x20 [ 62.217550] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 62.217558] ? __kernel_text_address+0xd/0x40 [ 62.217572] ? selinux_capable+0x36/0x40 [ 62.217585] hwsim_new_radio_nl+0x5b7/0x7c0 [ 62.217597] ? mac80211_hwsim_new_radio+0x2b90/0x2b90 [ 62.217614] ? __netlink_ns_capable+0xe1/0x120 [ 62.217631] genl_family_rcv_msg+0x7b7/0xfb0 [ 62.217649] ? genl_rcv+0x40/0x40 [ 62.217655] ? lock_downgrade+0x980/0x980 [ 62.217668] ? lock_release+0xa40/0xa40 [ 62.217681] ? __lock_is_held+0xb6/0x140 [ 62.217696] ? lock_acquire+0x1d5/0x580 [ 62.217729] genl_rcv_msg+0xb2/0x140 [ 62.217742] netlink_rcv_skb+0x224/0x470 [ 62.217751] ? genl_family_rcv_msg+0xfb0/0xfb0 [ 62.217761] ? netlink_ack+0xa10/0xa10 [ 62.217766] ? genl_rcv+0x19/0x40 [ 62.217777] ? netlink_skb_destructor+0x1d0/0x1d0 [ 62.217789] ? selinux_nlmsg_lookup+0x32b/0x430 [ 62.217803] genl_rcv+0x28/0x40 [ 62.217810] netlink_unicast+0x4c4/0x6b0 [ 62.217827] ? netlink_attachskb+0x8a0/0x8a0 [ 62.217843] ? security_netlink_send+0x81/0xb0 [ 62.217859] netlink_sendmsg+0xa4a/0xe60 [ 62.217879] ? netlink_unicast+0x6b0/0x6b0 [ 62.217893] ? security_socket_sendmsg+0x89/0xb0 [ 62.217901] ? netlink_unicast+0x6b0/0x6b0 [ 62.217912] sock_sendmsg+0xca/0x110 [ 62.217923] ___sys_sendmsg+0x767/0x8b0 [ 62.217939] ? copy_msghdr_from_user+0x590/0x590 [ 62.217948] ? putname+0xee/0x130 [ 62.217957] ? check_noncircular+0x20/0x20 [ 62.217967] ? get_pid_task+0xbc/0x140 [ 62.217977] ? proc_fail_nth_write+0xb5/0x260 [ 62.217987] ? map_files_get_link+0x3a0/0x3a0 [ 62.218000] ? __fget_light+0x297/0x380 [ 62.218010] ? fget_raw+0x20/0x20 [ 62.218024] ? find_held_lock+0x35/0x1d0 [ 62.218045] ? vfs_write+0x374/0x510 [ 62.218054] ? lock_downgrade+0x980/0x980 [ 62.218068] ? __fdget+0x18/0x20 [ 62.218084] __sys_sendmsg+0xe5/0x210 [ 62.218089] ? __sys_sendmsg+0xe5/0x210 [ 62.218100] ? SyS_shutdown+0x290/0x290 [ 62.218115] ? __sb_end_write+0xa0/0xd0 [ 62.218125] ? vfs_write+0x224/0x510 [ 62.218151] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 62.218167] SyS_sendmsg+0x2d/0x50 [ 62.218179] entry_SYSCALL_64_fastpath+0x23/0x9a [ 62.218185] RIP: 0033:0x4404e9 [ 62.218189] RSP: 002b:00007ffe2d4c85c8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 62.218196] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00000000004404e9 [ 62.218201] RDX: 0000000000000000 RSI: 0000000020b3dfc8 RDI: 0000000000000043 [ 62.218204] RBP: 0000000000000044 R08: 0000000000000001 R09: 0000000000000034 [ 62.218208] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffe2d4c85d0 [ 62.218212] R13: 0000000000000042 R14: 0000000000000000 R15: 0000000000000000 [ 62.246473] ieee80211 phy34: Selected rate control algorithm 'minstrel_ht' [ 62.305630] FAULT_INJECTION: forcing a failure. [ 62.305630] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 62.305640] CPU: 0 PID: 3655 Comm: syzkaller881442 Not tainted 4.15.0-rc7+ #187 [ 62.305644] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 62.305647] Call Trace: [ 62.305662] dump_stack+0x194/0x257 [ 62.305677] ? arch_local_irq_restore+0x53/0x53 [ 62.305707] should_fail+0x8c0/0xa40 [ 62.305722] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 62.305741] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 62.305760] ? get_page_from_freelist+0x341e/0x52f0 [ 62.305771] ? lock_downgrade+0x980/0x980 [ 62.305781] ? set_pageblock_migratetype+0x40/0x40 [ 62.305807] ? mark_held_locks+0xaf/0x100 [ 62.305818] ? get_page_from_freelist+0xa83/0x52f0 [ 62.305830] ? kernel_poison_pages+0xce/0x1f0 [ 62.305836] ? kasan_unpoison_shadow+0x35/0x50 [ 62.305855] ? get_page_from_freelist+0x2d70/0x52f0 [ 62.305863] ? get_page_from_freelist+0x2ddc/0x52f0 [ 62.305876] ? should_fail+0x23b/0xa40 [ 62.305898] __alloc_pages_nodemask+0x338/0xd80 [ 62.305918] ? __alloc_pages_slowpath+0x2d00/0x2d00 [ 62.305935] ? find_held_lock+0x35/0x1d0 [ 62.305954] ? __lock_is_held+0xb6/0x140 [ 62.305995] ? rcu_note_context_switch+0x710/0x710 [ 62.306015] cache_grow_begin+0x72/0x3f0 [ 62.306031] __kmalloc+0x408/0x760 [ 62.306037] ? mark_held_locks+0xaf/0x100 [ 62.306054] ? wiphy_new_nm+0x819/0x21d0 [ 62.306071] wiphy_new_nm+0x819/0x21d0 [ 62.306084] ? cfg80211_dev_check_name.isra.5+0x390/0x390 [ 62.306097] ? __page_frag_cache_drain+0x1c0/0x1c0 [ 62.306107] ? check_noncircular+0x20/0x20 [ 62.306118] ? lock_pin_lock+0x360/0x360 [ 62.306125] ? __lock_acquire+0x664/0x3e00 [ 62.306132] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 62.306141] ? __isolate_free_page+0x8a0/0x8a0 [ 62.306148] ? print_irqtrace_events+0x270/0x270 [ 62.306162] ? find_held_lock+0x35/0x1d0 [ 62.306180] ? print_irqtrace_events+0x270/0x270 [ 62.306190] ? print_irqtrace_events+0x270/0x270 [ 62.306198] ? set_pageblock_migratetype+0x40/0x40 [ 62.306212] ? print_irqtrace_events+0x270/0x270 [ 62.306226] ? print_irqtrace_events+0x270/0x270 [ 62.306248] ? __lock_acquire+0x664/0x3e00 [ 62.306255] ? print_irqtrace_events+0x270/0x270 [ 62.306265] ? print_irqtrace_events+0x270/0x270 [ 62.306291] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 62.306296] ? print_irqtrace_events+0x270/0x270 [ 62.306313] ? __lock_acquire+0x664/0x3e00 [ 62.306323] ? __lock_acquire+0x664/0x3e00 [ 62.306339] ieee80211_alloc_hw_nm+0x4b4/0x2140 [ 62.306355] ? ieee80211_restart_hw+0x470/0x470 [ 62.306364] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 62.306374] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 62.306392] ? check_noncircular+0x20/0x20 [ 62.306400] ? check_noncircular+0x20/0x20 [ 62.306410] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 62.306416] ? __lock_acquire+0x664/0x3e00 [ 62.306427] ? check_noncircular+0x20/0x20 [ 62.306453] ? print_irqtrace_events+0x270/0x270 [ 62.306463] ? find_held_lock+0x35/0x1d0 [ 62.306484] ? mac80211_hwsim_new_radio+0x1ad/0x2b90 [ 62.306494] ? lock_downgrade+0x980/0x980 [ 62.306513] ? mark_held_locks+0xaf/0x100 [ 62.306525] ? __local_bh_enable_ip+0x121/0x230 [ 62.306536] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 62.306543] ? mac80211_hwsim_new_radio+0x1ad/0x2b90 [ 62.306550] ? trace_hardirqs_on+0xd/0x10 [ 62.306557] ? __local_bh_enable_ip+0x121/0x230 [ 62.306572] mac80211_hwsim_new_radio+0x220/0x2b90 [ 62.306582] ? avc_has_extended_perms+0x12c0/0x12c0 [ 62.306592] ? lock_release+0xa40/0xa40 [ 62.306600] ? trace_event_raw_event_sched_switch+0x800/0x800 [ 62.306613] ? rcu_note_context_switch+0x710/0x710 [ 62.306624] ? mac80211_hwsim_remove_chanctx+0xa0/0xa0 [ 62.306633] ? __might_sleep+0x95/0x190 [ 62.306643] ? genl_rcv_msg+0x115/0x140 [ 62.306651] ? __mutex_lock+0x16f/0x1a80 [ 62.306657] ? genl_rcv_msg+0x115/0x140 [ 62.306670] ? cred_has_capability+0x1a0/0x3d0 [ 62.306682] ? selinux_ipv4_output+0x40/0x40 [ 62.306696] ? check_noncircular+0x20/0x20 [ 62.306708] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 62.306717] ? __kernel_text_address+0xd/0x40 [ 62.306730] ? selinux_capable+0x36/0x40 [ 62.306743] hwsim_new_radio_nl+0x5b7/0x7c0 [ 62.306756] ? mac80211_hwsim_new_radio+0x2b90/0x2b90 [ 62.306772] ? __netlink_ns_capable+0xe1/0x120 [ 62.306789] genl_family_rcv_msg+0x7b7/0xfb0 [ 62.306808] ? genl_rcv+0x40/0x40 [ 62.306814] ? lock_downgrade+0x980/0x980 [ 62.306827] ? lock_release+0xa40/0xa40 [ 62.306845] ? __lock_is_held+0xb6/0x140 [ 62.306860] ? lock_acquire+0x1d5/0x580 [ 62.306894] genl_rcv_msg+0xb2/0x140 [ 62.306907] netlink_rcv_skb+0x224/0x470 [ 62.306915] ? genl_family_rcv_msg+0xfb0/0xfb0 [ 62.306926] ? netlink_ack+0xa10/0xa10 [ 62.306931] ? genl_rcv+0x19/0x40 [ 62.306942] ? netlink_skb_destructor+0x1d0/0x1d0 [ 62.306954] ? selinux_nlmsg_lookup+0x32b/0x430 [ 62.306967] genl_rcv+0x28/0x40 [ 62.306975] netlink_unicast+0x4c4/0x6b0 [ 62.306992] ? netlink_attachskb+0x8a0/0x8a0 [ 62.307008] ? security_netlink_send+0x81/0xb0 [ 62.307021] netlink_sendmsg+0xa4a/0xe60 [ 62.307040] ? netlink_unicast+0x6b0/0x6b0 [ 62.307054] ? security_socket_sendmsg+0x89/0xb0 [ 62.307062] ? netlink_unicast+0x6b0/0x6b0 [ 62.307073] sock_sendmsg+0xca/0x110 [ 62.307085] ___sys_sendmsg+0x767/0x8b0 [ 62.307101] ? copy_msghdr_from_user+0x590/0x590 [ 62.307110] ? putname+0xee/0x130 [ 62.307120] ? check_noncircular+0x20/0x20 [ 62.307129] ? get_pid_task+0xbc/0x140 [ 62.307141] ? proc_fail_nth_write+0xb5/0x260 [ 62.307150] ? map_files_get_link+0x3a0/0x3a0 [ 62.307164] ? __fget_light+0x297/0x380 [ 62.307174] ? fget_raw+0x20/0x20 [ 62.307189] ? find_held_lock+0x35/0x1d0 [ 62.307209] ? vfs_write+0x374/0x510 [ 62.307219] ? lock_downgrade+0x980/0x980 [ 62.307233] ? __fdget+0x18/0x20 [ 62.307248] __sys_sendmsg+0xe5/0x210 [ 62.307254] ? __sys_sendmsg+0xe5/0x210 [ 62.307264] ? SyS_shutdown+0x290/0x290 [ 62.307280] ? __sb_end_write+0xa0/0xd0 [ 62.307289] ? vfs_write+0x224/0x510 [ 62.307315] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 62.307332] SyS_sendmsg+0x2d/0x50 [ 62.307344] entry_SYSCALL_64_fastpath+0x23/0x9a [ 62.307350] RIP: 0033:0x4404e9 [ 62.307354] RSP: 002b:00007ffe2d4c85c8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 62.307361] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00000000004404e9 [ 62.307365] RDX: 0000000000000000 RSI: 0000000020b3dfc8 RDI: 0000000000000045 [ 62.307369] RBP: 0000000000000046 R08: 0000000000000001 R09: 0000000000000034 [ 62.307373] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffe2d4c85d0 [ 62.307377] R13: 0000000000000044 R14: 0000000000000000 R15: 0000000000000000 [ 62.329471] ieee80211 phy35: Selected rate control algorithm 'minstrel_ht' [ 62.385975] FAULT_INJECTION: forcing a failure. [ 62.385975] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 62.385984] CPU: 1 PID: 3655 Comm: syzkaller881442 Not tainted 4.15.0-rc7+ #187 [ 62.385988] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 62.385991] Call Trace: [ 62.386009] dump_stack+0x194/0x257 [ 62.386024] ? arch_local_irq_restore+0x53/0x53 [ 62.386051] should_fail+0x8c0/0xa40 [ 62.386064] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 62.386081] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 62.386098] ? get_page_from_freelist+0x341e/0x52f0 [ 62.386108] ? lock_downgrade+0x980/0x980 [ 62.386117] ? set_pageblock_migratetype+0x40/0x40 [ 62.386137] ? rb_erase_cached+0xf50/0x3540 [ 62.386145] ? mark_held_locks+0xaf/0x100 [ 62.386159] ? rb_next+0x140/0x140 [ 62.386167] ? kasan_unpoison_shadow+0x35/0x50 [ 62.386179] ? get_page_from_freelist+0x2d70/0x52f0 [ 62.386187] ? get_page_from_freelist+0x2ddc/0x52f0 [ 62.386199] ? should_fail+0x23b/0xa40 [ 62.386219] __alloc_pages_nodemask+0x338/0xd80 [ 62.386236] ? __alloc_pages_slowpath+0x2d00/0x2d00 [ 62.386251] ? find_held_lock+0x35/0x1d0 [ 62.386268] ? __lock_is_held+0xb6/0x140 [ 62.386305] ? rcu_note_context_switch+0x710/0x710 [ 62.386319] cache_grow_begin+0x72/0x3f0 [ 62.386339] __kmalloc+0x408/0x760 [ 62.386345] ? mark_held_locks+0xaf/0x100 [ 62.386360] ? wiphy_new_nm+0x819/0x21d0 [ 62.386376] wiphy_new_nm+0x819/0x21d0 [ 62.386389] ? cfg80211_dev_check_name.isra.5+0x390/0x390 [ 62.386401] ? __page_frag_cache_drain+0x1c0/0x1c0 [ 62.386412] ? check_noncircular+0x20/0x20 [ 62.386433] ? update_load_avg+0x249/0x2d80 [ 62.386443] ? __isolate_free_page+0x8a0/0x8a0 [ 62.386453] ? print_irqtrace_events+0x270/0x270 [ 62.386470] ? find_held_lock+0x35/0x1d0 [ 62.386489] ? print_irqtrace_events+0x270/0x270 [ 62.386499] ? print_irqtrace_events+0x270/0x270 [ 62.386508] ? set_pageblock_migratetype+0x40/0x40 [ 62.386521] ? print_irqtrace_events+0x270/0x270 [ 62.386536] ? print_irqtrace_events+0x270/0x270 [ 62.386558] ? __lock_acquire+0x664/0x3e00 [ 62.386565] ? print_irqtrace_events+0x270/0x270 [ 62.386575] ? print_irqtrace_events+0x270/0x270 [ 62.386601] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 62.386607] ? print_irqtrace_events+0x270/0x270 [ 62.386624] ? __lock_acquire+0x664/0x3e00 [ 62.386633] ? __lock_acquire+0x664/0x3e00 [ 62.386650] ieee80211_alloc_hw_nm+0x4b4/0x2140 [ 62.386667] ? ieee80211_restart_hw+0x470/0x470 [ 62.386675] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 62.386685] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 62.386703] ? check_noncircular+0x20/0x20 [ 62.386712] ? check_noncircular+0x20/0x20 [ 62.386722] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 62.386727] ? __lock_acquire+0x664/0x3e00 [ 62.386738] ? check_noncircular+0x20/0x20 [ 62.386765] ? print_irqtrace_events+0x270/0x270 [ 62.386774] ? find_held_lock+0x35/0x1d0 [ 62.386797] ? mac80211_hwsim_new_radio+0x1ad/0x2b90 [ 62.386807] ? lock_downgrade+0x980/0x980 [ 62.386826] ? mark_held_locks+0xaf/0x100 [ 62.386838] ? __local_bh_enable_ip+0x121/0x230 [ 62.386849] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 62.386856] ? mac80211_hwsim_new_radio+0x1ad/0x2b90 [ 62.386863] ? trace_hardirqs_on+0xd/0x10 [ 62.386870] ? __local_bh_enable_ip+0x121/0x230 [ 62.386885] mac80211_hwsim_new_radio+0x220/0x2b90 [ 62.386895] ? avc_has_extended_perms+0x12c0/0x12c0 [ 62.386905] ? lock_release+0xa40/0xa40 [ 62.386913] ? trace_event_raw_event_sched_switch+0x800/0x800 [ 62.386925] ? rcu_note_context_switch+0x710/0x710 [ 62.386936] ? mac80211_hwsim_remove_chanctx+0xa0/0xa0 [ 62.386946] ? __might_sleep+0x95/0x190 [ 62.386956] ? genl_rcv_msg+0x115/0x140 [ 62.386964] ? __mutex_lock+0x16f/0x1a80 [ 62.386970] ? genl_rcv_msg+0x115/0x140 [ 62.386983] ? cred_has_capability+0x1a0/0x3d0 [ 62.386995] ? selinux_ipv4_output+0x40/0x40 [ 62.387010] ? check_noncircular+0x20/0x20 [ 62.387022] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 62.387030] ? __kernel_text_address+0xd/0x40 [ 62.387044] ? selinux_capable+0x36/0x40 [ 62.387057] hwsim_new_radio_nl+0x5b7/0x7c0 [ 62.387070] ? mac80211_hwsim_new_radio+0x2b90/0x2b90 [ 62.387087] ? __netlink_ns_capable+0xe1/0x120 [ 62.387104] genl_family_rcv_msg+0x7b7/0xfb0 [ 62.387123] ? genl_rcv+0x40/0x40 [ 62.387129] ? lock_downgrade+0x980/0x980 [ 62.387142] ? lock_release+0xa40/0xa40 [ 62.387155] ? __lock_is_held+0xb6/0x140 [ 62.387171] ? lock_acquire+0x1d5/0x580 [ 62.387205] genl_rcv_msg+0xb2/0x140 [ 62.387218] netlink_rcv_skb+0x224/0x470 [ 62.387226] ? genl_family_rcv_msg+0xfb0/0xfb0 [ 62.387237] ? netlink_ack+0xa10/0xa10 [ 62.387242] ? genl_rcv+0x19/0x40 [ 62.387254] ? netlink_skb_destructor+0x1d0/0x1d0 [ 62.387266] ? selinux_nlmsg_lookup+0x32b/0x430 [ 62.387279] genl_rcv+0x28/0x40 [ 62.387287] netlink_unicast+0x4c4/0x6b0 [ 62.387304] ? netlink_attachskb+0x8a0/0x8a0 [ 62.387320] ? security_netlink_send+0x81/0xb0 [ 62.387336] netlink_sendmsg+0xa4a/0xe60 [ 62.387356] ? netlink_unicast+0x6b0/0x6b0 [ 62.387370] ? security_socket_sendmsg+0x89/0xb0 [ 62.387378] ? netlink_unicast+0x6b0/0x6b0 [ 62.387390] sock_sendmsg+0xca/0x110 [ 62.387402] ___sys_sendmsg+0x767/0x8b0 [ 62.387418] ? copy_msghdr_from_user+0x590/0x590 [ 62.387427] ? putname+0xee/0x130 [ 62.387437] ? check_noncircular+0x20/0x20 [ 62.387447] ? get_pid_task+0xbc/0x140 [ 62.387457] ? proc_fail_nth_write+0xb5/0x260 [ 62.387466] ? map_files_get_link+0x3a0/0x3a0 [ 62.387479] ? __fget_light+0x297/0x380 [ 62.387490] ? fget_raw+0x20/0x20 [ 62.387504] ? find_held_lock+0x35/0x1d0 [ 62.387524] ? vfs_write+0x374/0x510 [ 62.387533] ? lock_downgrade+0x980/0x980 [ 62.387547] ? __fdget+0x18/0x20 [ 62.387563] __sys_sendmsg+0xe5/0x210 [ 62.387569] ? __sys_sendmsg+0xe5/0x210 [ 62.387579] ? SyS_shutdown+0x290/0x290 [ 62.387595] ? __sb_end_write+0xa0/0xd0 [ 62.387604] ? vfs_write+0x224/0x510 [ 62.387630] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 62.387647] SyS_sendmsg+0x2d/0x50 [ 62.387659] entry_SYSCALL_64_fastpath+0x23/0x9a [ 62.387665] RIP: 0033:0x4404e9 [ 62.387669] RSP: 002b:00007ffe2d4c85c8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 62.387676] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00000000004404e9 [ 62.387681] RDX: 0000000000000000 RSI: 0000000020b3dfc8 RDI: 0000000000000047 [ 62.387685] RBP: 0000000000000048 R08: 0000000000000001 R09: 0000000000000034 [ 62.387689] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffe2d4c85d0 [ 62.387693] R13: 0000000000000046 R14: 0000000000000000 R15: 0000000000000000 [ 62.393620] ieee80211 phy36: Selected rate control algorithm 'minstrel_ht' [ 62.462442] FAULT_INJECTION: forcing a failure. [ 62.462442] name failslab, interval 1, probability 0, space 0, times 0 [ 62.462453] CPU: 1 PID: 3655 Comm: syzkaller881442 Not tainted 4.15.0-rc7+ #187 [ 62.462457] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 62.462459] Call Trace: [ 62.462473] dump_stack+0x194/0x257 [ 62.462487] ? arch_local_irq_restore+0x53/0x53 [ 62.462513] should_fail+0x8c0/0xa40 [ 62.462526] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 62.462547] ? rcutorture_record_progress+0x10/0x10 [ 62.462569] ? find_held_lock+0x35/0x1d0 [ 62.462585] ? __lock_is_held+0xb6/0x140 [ 62.462614] ? trace_event_raw_event_sched_switch+0x800/0x800 [ 62.462623] ? format_decode+0x10a/0x830 [ 62.462632] ? rcu_note_context_switch+0x710/0x710 [ 62.462655] should_failslab+0xec/0x120 [ 62.462664] __kmalloc_track_caller+0x5f/0x760 [ 62.462671] ? pointer+0x9e0/0x9e0 [ 62.462682] ? check_noncircular+0x20/0x20 [ 62.462691] ? kvasprintf_const+0x56/0x160 [ 62.462698] ? print_irqtrace_events+0x270/0x270 [ 62.462711] kvasprintf+0xa9/0x130 [ 62.462720] ? bust_spinlocks+0xc0/0xc0 [ 62.462744] kvasprintf_const+0x56/0x160 [ 62.462757] kobject_set_name_vargs+0x5b/0x140 [ 62.462770] dev_set_name+0xb4/0xf0 [ 62.462779] ? device_initialize+0x5b0/0x5b0 [ 62.462789] ? __kmalloc+0x46e/0x760 [ 62.462805] ? wiphy_new_nm+0x8fb/0x21d0 [ 62.462821] wiphy_new_nm+0x910/0x21d0 [ 62.462834] ? cfg80211_dev_check_name.isra.5+0x390/0x390 [ 62.462847] ? __page_frag_cache_drain+0x1c0/0x1c0 [ 62.462858] ? check_noncircular+0x20/0x20 [ 62.462877] ? print_irqtrace_events+0x270/0x270 [ 62.462889] ? __isolate_free_page+0x8a0/0x8a0 [ 62.462899] ? print_irqtrace_events+0x270/0x270 [ 62.462916] ? find_held_lock+0x35/0x1d0 [ 62.462935] ? print_irqtrace_events+0x270/0x270 [ 62.462945] ? print_irqtrace_events+0x270/0x270 [ 62.462953] ? set_pageblock_migratetype+0x40/0x40 [ 62.462967] ? print_irqtrace_events+0x270/0x270 [ 62.462981] ? print_irqtrace_events+0x270/0x270 [ 62.463006] ? __lock_acquire+0x664/0x3e00 [ 62.463014] ? print_irqtrace_events+0x270/0x270 [ 62.463023] ? print_irqtrace_events+0x270/0x270 [ 62.463050] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 62.463056] ? print_irqtrace_events+0x270/0x270 [ 62.463072] ? __lock_acquire+0x664/0x3e00 [ 62.463082] ? __lock_acquire+0x664/0x3e00 [ 62.463097] ieee80211_alloc_hw_nm+0x4b4/0x2140 [ 62.463113] ? ieee80211_restart_hw+0x470/0x470 [ 62.463123] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 62.463133] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 62.463151] ? check_noncircular+0x20/0x20 [ 62.463160] ? check_noncircular+0x20/0x20 [ 62.463170] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 62.463176] ? __lock_acquire+0x664/0x3e00 [ 62.463186] ? check_noncircular+0x20/0x20 [ 62.463213] ? print_irqtrace_events+0x270/0x270 [ 62.463223] ? find_held_lock+0x35/0x1d0 [ 62.463244] ? mac80211_hwsim_new_radio+0x1ad/0x2b90 [ 62.463254] ? lock_downgrade+0x980/0x980 [ 62.463273] ? mark_held_locks+0xaf/0x100 [ 62.463284] ? __local_bh_enable_ip+0x121/0x230 [ 62.463295] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 62.463303] ? mac80211_hwsim_new_radio+0x1ad/0x2b90 [ 62.463310] ? trace_hardirqs_on+0xd/0x10 [ 62.463318] ? __local_bh_enable_ip+0x121/0x230 [ 62.463337] mac80211_hwsim_new_radio+0x220/0x2b90 [ 62.463346] ? avc_has_extended_perms+0x12c0/0x12c0 [ 62.463356] ? lock_release+0xa40/0xa40 [ 62.463363] ? trace_event_raw_event_sched_switch+0x800/0x800 [ 62.463376] ? rcu_note_context_switch+0x710/0x710 [ 62.463387] ? mac80211_hwsim_remove_chanctx+0xa0/0xa0 [ 62.463396] ? __might_sleep+0x95/0x190 [ 62.463407] ? genl_rcv_msg+0x115/0x140 [ 62.463415] ? __mutex_lock+0x16f/0x1a80 [ 62.463421] ? genl_rcv_msg+0x115/0x140 [ 62.463434] ? cred_has_capability+0x1a0/0x3d0 [ 62.463445] ? selinux_ipv4_output+0x40/0x40 [ 62.463460] ? check_noncircular+0x20/0x20 [ 62.463472] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 62.463481] ? __kernel_text_address+0xd/0x40 [ 62.463494] ? selinux_capable+0x36/0x40 [ 62.463508] hwsim_new_radio_nl+0x5b7/0x7c0 [ 62.463520] ? mac80211_hwsim_new_radio+0x2b90/0x2b90 [ 62.463537] ? __netlink_ns_capable+0xe1/0x120 [ 62.463554] genl_family_rcv_msg+0x7b7/0xfb0 [ 62.463573] ? genl_rcv+0x40/0x40 [ 62.463579] ? lock_downgrade+0x980/0x980 [ 62.463592] ? lock_release+0xa40/0xa40 [ 62.463605] ? __lock_is_held+0xb6/0x140 [ 62.463621] ? lock_acquire+0x1d5/0x580 [ 62.463655] genl_rcv_msg+0xb2/0x140 [ 62.463668] netlink_rcv_skb+0x224/0x470 [ 62.463677] ? genl_family_rcv_msg+0xfb0/0xfb0 [ 62.463687] ? netlink_ack+0xa10/0xa10 [ 62.463693] ? genl_rcv+0x19/0x40 [ 62.463704] ? netlink_skb_destructor+0x1d0/0x1d0 [ 62.463716] ? selinux_nlmsg_lookup+0x32b/0x430 [ 62.463730] genl_rcv+0x28/0x40 [ 62.463738] netlink_unicast+0x4c4/0x6b0 [ 62.463755] ? netlink_attachskb+0x8a0/0x8a0 [ 62.463771] ? security_netlink_send+0x81/0xb0 [ 62.463783] netlink_sendmsg+0xa4a/0xe60 [ 62.463803] ? netlink_unicast+0x6b0/0x6b0 [ 62.463817] ? security_socket_sendmsg+0x89/0xb0 [ 62.463826] ? netlink_unicast+0x6b0/0x6b0 [ 62.463837] sock_sendmsg+0xca/0x110 [ 62.463849] ___sys_sendmsg+0x767/0x8b0 [ 62.463864] ? copy_msghdr_from_user+0x590/0x590 [ 62.463874] ? putname+0xee/0x130 [ 62.463884] ? check_noncircular+0x20/0x20 [ 62.463894] ? get_pid_task+0xbc/0x140 [ 62.463904] ? proc_fail_nth_write+0xb5/0x260 [ 62.463913] ? map_files_get_link+0x3a0/0x3a0 [ 62.463927] ? __fget_light+0x297/0x380 [ 62.463937] ? fget_raw+0x20/0x20 [ 62.463951] ? find_held_lock+0x35/0x1d0 [ 62.463972] ? vfs_write+0x374/0x510 [ 62.463981] ? lock_downgrade+0x980/0x980 [ 62.463995] ? __fdget+0x18/0x20 [ 62.464010] __sys_sendmsg+0xe5/0x210 [ 62.464015] ? __sys_sendmsg+0xe5/0x210 [ 62.464026] ? SyS_shutdown+0x290/0x290 [ 62.464043] ? __sb_end_write+0xa0/0xd0 [ 62.464052] ? vfs_write+0x224/0x510 [ 62.464078] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 62.464096] SyS_sendmsg+0x2d/0x50 [ 62.464109] entry_SYSCALL_64_fastpath+0x23/0x9a [ 62.464115] RIP: 0033:0x4404e9 [ 62.464119] RSP: 002b:00007ffe2d4c85c8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 62.464127] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00000000004404e9 [ 62.464131] RDX: 0000000000000000 RSI: 0000000020b3dfc8 RDI: 0000000000000049 [ 62.464135] RBP: 000000000000004a R08: 0000000000000001 R09: 0000000000000034 [ 62.464138] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffe2d4c85d0 [ 62.464142] R13: 0000000000000048 R14: 0000000000000000 R15: 0000000000000000 [ 62.464384] WARNING: CPU: 1 PID: 3655 at net/rfkill/core.c:930 rfkill_alloc+0x2c0/0x380 [ 62.464388] Kernel panic - not syncing: panic_on_warn set ... [ 62.464388] [ 62.464395] CPU: 1 PID: 3655 Comm: syzkaller881442 Not tainted 4.15.0-rc7+ #187 [ 62.464399] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 62.464401] Call Trace: [ 62.464411] dump_stack+0x194/0x257 [ 62.464425] ? arch_local_irq_restore+0x53/0x53 [ 62.464442] ? vsnprintf+0x1ed/0x1900 [ 62.464457] panic+0x1e4/0x41c [ 62.464467] ? refcount_error_report+0x214/0x214 [ 62.464476] ? show_regs_print_info+0x18/0x18 [ 62.464494] ? __warn+0x1c1/0x200 [ 62.464509] ? rfkill_alloc+0x2c0/0x380 [ 62.464516] __warn+0x1dc/0x200 [ 62.464522] ? lock_downgrade+0x980/0x980 [ 62.464529] ? rfkill_alloc+0x2c0/0x380 [ 62.464541] report_bug+0x211/0x2d0 [ 62.464558] fixup_bug.part.11+0x37/0x80 [ 62.464569] do_error_trap+0x2d7/0x3e0 [ 62.464583] ? math_error+0x400/0x400 [ 62.464590] ? trace_hardirqs_on+0xd/0x10 [ 62.464605] ? __debug_object_init+0x235/0x1040 [ 62.464629] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 62.464647] do_invalid_op+0x1b/0x20 [ 62.464656] invalid_op+0x22/0x40 [ 62.464662] RIP: 0010:rfkill_alloc+0x2c0/0x380 [ 62.464666] RSP: 0018:ffff8801bb9b6a60 EFLAGS: 00010293 [ 62.464672] RAX: ffff8801bb4a8540 RBX: 1ffff10037736d50 RCX: ffffffff855c85c0 [ 62.464676] RDX: 0000000000000000 RSI: ffff8801c3150900 RDI: ffff8801c31502e8 [ 62.464681] RBP: ffff8801bb9b6b08 R08: ffff8801c31502c0 R09: 0000000000000000 [ 62.464685] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801c31502d8 [ 62.464689] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000000001 [ 62.464710] ? rfkill_alloc+0x2c0/0x380 [ 62.464734] ? rfkill_dev_uevent+0x170/0x170 [ 62.464748] ? __lockdep_init_map+0xe4/0x650 [ 62.464766] wiphy_new_nm+0x159c/0x21d0 [ 62.464781] ? cfg80211_dev_check_name.isra.5+0x390/0x390 [ 62.464796] ? __page_frag_cache_drain+0x1c0/0x1c0 [ 62.464807] ? check_noncircular+0x20/0x20 [ 62.464829] ? print_irqtrace_events+0x270/0x270 [ 62.464841] ? __isolate_free_page+0x8a0/0x8a0 [ 62.464852] ? print_irqtrace_events+0x270/0x270 [ 62.464870] ? find_held_lock+0x35/0x1d0 [ 62.464888] ? print_irqtrace_events+0x270/0x270 [ 62.464898] ? print_irqtrace_events+0x270/0x270 [ 62.464908] ? set_pageblock_migratetype+0x40/0x40 [ 62.464920] ? print_irqtrace_events+0x270/0x270 [ 62.464936] ? print_irqtrace_events+0x270/0x270 [ 62.464960] ? __lock_acquire+0x664/0x3e00 [ 62.464967] ? print_irqtrace_events+0x270/0x270 [ 62.464977] ? print_irqtrace_events+0x270/0x270 [ 62.465009] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 62.465015] ? print_irqtrace_events+0x270/0x270 [ 62.465032] ? __lock_acquire+0x664/0x3e00 [ 62.465042] ? __lock_acquire+0x664/0x3e00 [ 62.465058] ieee80211_alloc_hw_nm+0x4b4/0x2140 [ 62.465076] ? ieee80211_restart_hw+0x470/0x470 [ 62.465085] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 62.465096] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 62.465116] ? check_noncircular+0x20/0x20 [ 62.465125] ? check_noncircular+0x20/0x20 [ 62.465135] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 62.465141] ? __lock_acquire+0x664/0x3e00 [ 62.465152] ? check_noncircular+0x20/0x20 [ 62.465176] ? print_irqtrace_events+0x270/0x270 [ 62.465186] ? find_held_lock+0x35/0x1d0 [ 62.465207] ? mac80211_hwsim_new_radio+0x1ad/0x2b90 [ 62.465216] ? lock_downgrade+0x980/0x980 [ 62.465236] ? mark_held_locks+0xaf/0x100 [ 62.465246] ? __local_bh_enable_ip+0x121/0x230 [ 62.465259] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 62.465266] ? mac80211_hwsim_new_radio+0x1ad/0x2b90 [ 62.465274] ? trace_hardirqs_on+0xd/0x10 [ 62.465281] ? __local_bh_enable_ip+0x121/0x230 [ 62.465296] mac80211_hwsim_new_radio+0x220/0x2b90 [ 62.465305] ? avc_has_extended_perms+0x12c0/0x12c0 [ 62.465315] ? lock_release+0xa40/0xa40 [ 62.465324] ? trace_event_raw_event_sched_switch+0x800/0x800 [ 62.465342] ? rcu_note_context_switch+0x710/0x710 [ 62.465354] ? mac80211_hwsim_remove_chanctx+0xa0/0xa0 [ 62.465364] ? __might_sleep+0x95/0x190 [ 62.465375] ? genl_rcv_msg+0x115/0x140 [ 62.465384] ? __mutex_lock+0x16f/0x1a80 [ 62.465389] ? genl_rcv_msg+0x115/0x140 [ 62.465404] ? cred_has_capability+0x1a0/0x3d0 [ 62.465417] ? selinux_ipv4_output+0x40/0x40 [ 62.465433] ? check_noncircular+0x20/0x20 [ 62.465447] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 62.465456] ? __kernel_text_address+0xd/0x40 [ 62.465471] ? selinux_capable+0x36/0x40 [ 62.465486] hwsim_new_radio_nl+0x5b7/0x7c0 [ 62.465500] ? mac80211_hwsim_new_radio+0x2b90/0x2b90 [ 62.465518] ? __netlink_ns_capable+0xe1/0x120 [ 62.465537] genl_family_rcv_msg+0x7b7/0xfb0 [ 62.465558] ? genl_rcv+0x40/0x40 [ 62.465564] ? lock_downgrade+0x980/0x980 [ 62.465579] ? lock_release+0xa40/0xa40 [ 62.465594] ? __lock_is_held+0xb6/0x140 [ 62.465611] ? lock_acquire+0x1d5/0x580 [ 62.465649] genl_rcv_msg+0xb2/0x140 [ 62.465663] netlink_rcv_skb+0x224/0x470 [ 62.465672] ? genl_family_rcv_msg+0xfb0/0xfb0 [ 62.465684] ? netlink_ack+0xa10/0xa10 [ 62.465690] ? genl_rcv+0x19/0x40 [ 62.465703] ? netlink_skb_destructor+0x1d0/0x1d0 [ 62.465716] ? selinux_nlmsg_lookup+0x32b/0x430 [ 62.465732] genl_rcv+0x28/0x40 [ 62.465741] netlink_unicast+0x4c4/0x6b0 [ 62.465760] ? netlink_attachskb+0x8a0/0x8a0 [ 62.465777] ? security_netlink_send+0x81/0xb0 [ 62.465792] netlink_sendmsg+0xa4a/0xe60 [ 62.465813] ? netlink_unicast+0x6b0/0x6b0 [ 62.465829] ? security_socket_sendmsg+0x89/0xb0 [ 62.465838] ? netlink_unicast+0x6b0/0x6b0 [ 62.465850] sock_sendmsg+0xca/0x110 [ 62.465864] ___sys_sendmsg+0x767/0x8b0 [ 62.465881] ? copy_msghdr_from_user+0x590/0x590 [ 62.465892] ? putname+0xee/0x130 [ 62.465902] ? check_noncircular+0x20/0x20 [ 62.465913] ? get_pid_task+0xbc/0x140 [ 62.465924] ? proc_fail_nth_write+0xb5/0x260 [ 62.465935] ? map_files_get_link+0x3a0/0x3a0 [ 62.465949] ? __fget_light+0x297/0x380 [ 62.465961] ? fget_raw+0x20/0x20 [ 62.465977] ? find_held_lock+0x35/0x1d0 [ 62.465998] ? vfs_write+0x374/0x510 [ 62.466008] ? lock_downgrade+0x980/0x980 [ 62.466024] ? __fdget+0x18/0x20 [ 62.466041] __sys_sendmsg+0xe5/0x210 [ 62.466048] ? __sys_sendmsg+0xe5/0x210 [ 62.466060] ? SyS_shutdown+0x290/0x290 [ 62.466076] ? __sb_end_write+0xa0/0xd0 [ 62.466087] ? vfs_write+0x224/0x510 [ 62.466113] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 62.466127] SyS_sendmsg+0x2d/0x50 [ 62.466138] entry_SYSCALL_64_fastpath+0x23/0x9a [ 62.466143] RIP: 0033:0x4404e9 [ 62.466147] RSP: 002b:00007ffe2d4c85c8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 62.466154] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00000000004404e9 [ 62.466158] RDX: 0000000000000000 RSI: 0000000020b3dfc8 RDI: 0000000000000049 [ 62.466161] RBP: 000000000000004a R08: 0000000000000001 R09: 0000000000000034 [ 62.466165] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffe2d4c85d0 [ 62.466169] R13: 0000000000000048 R14: 0000000000000000 R15: 0000000000000000 [ 62.466891] Dumping ftrace buffer: [ 62.466951] (ftrace buffer empty) [ 62.466954] Kernel Offset: disabled [ 85.386656] Rebooting in 86400 seconds..