[ 9.329070][ T2616] 8021q: adding VLAN 0 to HW filter on device bond0 [ 9.334237][ T2616] eql: remember to turn off Van-Jacobson compression on your slave devices [ 9.362283][ T976] gvnic 0000:00:00.0 enp0s0: Device link is up. [ 9.365510][ T137] IPv6: ADDRCONF(NETDEV_CHANGE): enp0s0: link becomes ready Starting sshd: OK syzkaller syzkaller login: [ 69.617165][ T111] cfg80211: failed to load regulatory.db Warning: Permanently added '10.128.1.23' (ECDSA) to the list of known hosts. executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 167.981472][ T3244] ------------[ cut here ]------------ [ 167.982872][ T3244] WARNING: CPU: 0 PID: 3244 at fs/kernfs/dir.c:504 __kernfs_remove+0x6f4/0x7d8 [ 167.985107][ T3244] Modules linked in: [ 167.986036][ T3244] CPU: 0 PID: 3244 Comm: syz-executor221 Not tainted 6.0.0-rc7-syzkaller-18095-gbbed346d5a96 #0 [ 167.988598][ T3244] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/30/2022 [ 167.991023][ T3244] pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 167.992975][ T3244] pc : __kernfs_remove+0x6f4/0x7d8 [ 167.994201][ T3244] lr : __kernfs_remove+0x6f4/0x7d8 [ 167.995413][ T3244] sp : ffff8000129938a0 [ 167.996420][ T3244] x29: ffff8000129938d0 x28: ffff80000cee8161 x27: 0000000080000001 [ 167.998363][ T3244] x26: ffff0000c0011a00 x25: ffff80000d30c000 x24: ffff0000c8b157e0 [ 168.000345][ T3244] x23: ffff0000cd390970 x22: 0000000000000000 x21: ffff0000c8b157e0 [ 168.002327][ T3244] x20: ffff0000c8b157e0 x19: ffff8000086f7744 x18: 00000000000002a0 [ 168.004307][ T3244] x17: 0000000000000005 x16: ffff80000db49158 x15: ffff0000c5ff3500 [ 168.006251][ T3244] x14: 0000000000000000 x13: 00000000ffffffff x12: ffff0000c5ff3500 [ 168.008154][ T3244] x11: ff808000086f70dc x10: 0000000000000000 x9 : ffff8000086f70dc [ 168.010111][ T3244] x8 : ffff0000c5ff3500 x7 : ffff8000095d331c x6 : 0000000000000000 [ 168.012070][ T3244] x5 : 0000000080180009 x4 : fffffc000322c560 x3 : 0000000080180009 [ 168.014004][ T3244] x2 : ffff0000c8b157e0 x1 : 0000000000000000 x0 : 0000000000000000 [ 168.015941][ T3244] Call trace: [ 168.016791][ T3244] __kernfs_remove+0x6f4/0x7d8 [ 168.017959][ T3244] kernfs_remove_by_name_ns+0x68/0xb8 [ 168.019267][ T3244] sysfs_remove_link+0x40/0x50 [ 168.020408][ T3244] sysfs_slab_add+0x70/0x274 [ 168.021514][ T3244] __kmem_cache_create+0x60/0x118 [ 168.022717][ T3244] kmem_cache_create_usercopy+0x19c/0x31c [ 168.024093][ T3244] p9_client_create+0x618/0x758 [ 168.025315][ T3244] v9fs_session_init+0xa4/0x9f0 [ 168.026497][ T3244] v9fs_mount+0x6c/0x568 [ 168.027530][ T3244] legacy_get_tree+0x30/0x74 [ 168.028626][ T3244] vfs_get_tree+0x40/0x140 [ 168.029704][ T3244] do_new_mount+0x1dc/0x4e4 [ 168.030777][ T3244] path_mount+0x358/0x914 [ 168.031861][ T3244] __arm64_sys_mount+0x2c4/0x3c4 [ 168.033077][ T3244] el0_svc_common+0x138/0x220 [ 168.034232][ T3244] do_el0_svc+0x48/0x164 [ 168.035268][ T3244] el0_svc+0x58/0x150 [ 168.036233][ T3244] el0t_64_sync_handler+0x84/0xf0 [ 168.037463][ T3244] el0t_64_sync+0x18c/0x190 [ 168.038549][ T3244] irq event stamp: 922 [ 168.039552][ T3244] hardirqs last enabled at (921): [] _raw_spin_unlock_irqrestore+0x48/0x8c [ 168.042050][ T3244] hardirqs last disabled at (922): [] el1_dbg+0x24/0x5c [ 168.044141][ T3244] softirqs last enabled at (590): [] _stext+0x2e4/0x37c [ 168.046238][ T3244] softirqs last disabled at (563): [] ____do_softirq+0x14/0x20 [ 168.048477][ T3244] ---[ end trace 0000000000000000 ]--- [ 168.052498][ T3244] [ 168.053128][ T3244] ============================= [ 168.054266][ T3244] WARNING: suspicious RCU usage [ 168.055453][ T3244] 6.0.0-rc7-syzkaller-18095-gbbed346d5a96 #0 Tainted: G W [ 168.057510][ T3244] ----------------------------- [ 168.058656][ T3244] kernel/sched/core.c:9854 Illegal context switch in RCU-bh read-side critical section! [ 168.061018][ T3244] [ 168.061018][ T3244] other info that might help us debug this: [ 168.061018][ T3244] [ 168.063458][ T3244] [ 168.063458][ T3244] rcu_scheduler_active = 2, debug_locks = 1 [ 168.065441][ T3244] 1 lock held by syz-executor221/3244: [ 168.066733][ T3244] #0: ffff0000cb0670e0 (&type->s_umount_key#40/1){+.+.}-{3:3}, at: alloc_super+0xf8/0x430 [ 168.069191][ T3244] [ 168.069191][ T3244] stack backtrace: [ 168.070637][ T3244] CPU: 1 PID: 3244 Comm: syz-executor221 Tainted: G W 6.0.0-rc7-syzkaller-18095-gbbed346d5a96 #0 [ 168.073627][ T3244] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/30/2022 [ 168.076112][ T3244] Call trace: [ 168.076967][ T3244] dump_backtrace+0x1c4/0x1f0 [ 168.078117][ T3244] show_stack+0x2c/0x54 [ 168.079151][ T3244] dump_stack_lvl+0x104/0x16c [ 168.080273][ T3244] dump_stack+0x1c/0x58 [ 168.081307][ T3244] lockdep_rcu_suspicious+0x138/0x154 [ 168.082650][ T3244] __might_resched+0x6c/0x218 [ 168.083795][ T3244] __might_sleep+0x48/0x78 [ 168.084871][ T3244] do_page_fault+0x214/0x79c [ 168.085998][ T3244] do_translation_fault+0x78/0x194 [ 168.087245][ T3244] do_mem_abort+0x54/0x130 [ 168.088308][ T3244] el1_abort+0x3c/0x5c [ 168.089287][ T3244] el1h_64_sync_handler+0x60/0xac [ 168.090517][ T3244] el1h_64_sync+0x64/0x68 [ 168.091558][ T3244] __lock_acquire+0x60/0x30a4 [ 168.092682][ T3244] lock_acquire+0x100/0x1f8 [ 168.093790][ T3244] down_write+0x5c/0xcc [ 168.094825][ T3244] kernfs_add_one+0x44/0x2d4 [ 168.095945][ T3244] __kernfs_create_file+0x13c/0x188 [ 168.097200][ T3244] sysfs_add_file_mode_ns+0xf8/0x1b4 [ 168.098529][ T3244] sysfs_create_file_ns+0x7c/0xc4 [ 168.099777][ T3244] device_add+0x38c/0x958 [ 168.100835][ T3244] device_create_groups_vargs+0xf4/0x15c [ 168.102258][ T3244] device_create+0x88/0xbc [ 168.103264][ T3244] bdi_register_va+0x8c/0x328 [ 168.104322][ T3244] super_setup_bdi_name+0x84/0x120 [ 168.105472][ T3244] super_setup_bdi+0x50/0x8c [ 168.106632][ T3244] v9fs_mount+0x1a4/0x568 [ 168.107715][ T3244] legacy_get_tree+0x30/0x74 [ 168.108847][ T3244] vfs_get_tree+0x40/0x140 [ 168.109920][ T3244] do_new_mount+0x1dc/0x4e4 [ 168.111034][ T3244] path_mount+0x358/0x914 [ 168.112073][ T3244] __arm64_sys_mount+0x2c4/0x3c4 [ 168.113307][ T3244] el0_svc_common+0x138/0x220 [ 168.114443][ T3244] do_el0_svc+0x48/0x164 [ 168.115498][ T3244] el0_svc+0x58/0x150 [ 168.116450][ T3244] el0t_64_sync_handler+0x84/0xf0 [ 168.117682][ T3244] el0t_64_sync+0x18c/0x190 [ 168.118758][ T3244] [ 168.119312][ T3244] ============================= [ 168.120548][ T3244] WARNING: suspicious RCU usage [ 168.121799][ T3244] 6.0.0-rc7-syzkaller-18095-gbbed346d5a96 #0 Tainted: G W [ 168.123807][ T3244] ----------------------------- [ 168.124897][ T3244] kernel/sched/core.c:9854 Illegal context switch in RCU-sched read-side critical section! [ 168.127349][ T3244] [ 168.127349][ T3244] other info that might help us debug this: [ 168.127349][ T3244] [ 168.129897][ T3244] [ 168.129897][ T3244] rcu_scheduler_active = 2, debug_locks = 1 [ 168.131951][ T3244] 1 lock held by syz-executor221/3244: [ 168.133205][ T3244] #0: ffff0000cb0670e0 (&type->s_umount_key#40/1){+.+.}-{3:3}, at: alloc_super+0xf8/0x430 [ 168.135669][ T3244] [ 168.135669][ T3244] stack backtrace: [ 168.137132][ T3244] CPU: 1 PID: 3244 Comm: syz-executor221 Tainted: G W 6.0.0-rc7-syzkaller-18095-gbbed346d5a96 #0 [ 168.140109][ T3244] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/30/2022 [ 168.142575][ T3244] Call trace: [ 168.143373][ T3244] dump_backtrace+0x1c4/0x1f0 [ 168.144502][ T3244] show_stack+0x2c/0x54 [ 168.145522][ T3244] dump_stack_lvl+0x104/0x16c [ 168.146637][ T3244] dump_stack+0x1c/0x58 [ 168.147636][ T3244] lockdep_rcu_suspicious+0x138/0x154 [ 168.148975][ T3244] __might_resched+0xb4/0x218 [ 168.150133][ T3244] __might_sleep+0x48/0x78 [ 168.151220][ T3244] do_page_fault+0x214/0x79c [ 168.152416][ T3244] do_translation_fault+0x78/0x194 [ 168.153634][ T3244] do_mem_abort+0x54/0x130 [ 168.154627][ T3244] el1_abort+0x3c/0x5c [ 168.155541][ T3244] el1h_64_sync_handler+0x60/0xac [ 168.156686][ T3244] el1h_64_sync+0x64/0x68 [ 168.157857][ T3244] __lock_acquire+0x60/0x30a4 [ 168.159021][ T3244] lock_acquire+0x100/0x1f8 [ 168.160124][ T3244] down_write+0x5c/0xcc [ 168.161144][ T3244] kernfs_add_one+0x44/0x2d4 [ 168.162265][ T3244] __kernfs_create_file+0x13c/0x188 [ 168.163561][ T3244] sysfs_add_file_mode_ns+0xf8/0x1b4 [ 168.164867][ T3244] sysfs_create_file_ns+0x7c/0xc4 [ 168.166100][ T3244] device_add+0x38c/0x958 [ 168.167151][ T3244] device_create_groups_vargs+0xf4/0x15c [ 168.168529][ T3244] device_create+0x88/0xbc [ 168.169587][ T3244] bdi_register_va+0x8c/0x328 [ 168.170753][ T3244] super_setup_bdi_name+0x84/0x120 [ 168.172021][ T3244] super_setup_bdi+0x50/0x8c [ 168.173127][ T3244] v9fs_mount+0x1a4/0x568 [ 168.174219][ T3244] legacy_get_tree+0x30/0x74 [ 168.175361][ T3244] vfs_get_tree+0x40/0x140 [ 168.176463][ T3244] do_new_mount+0x1dc/0x4e4 [ 168.177567][ T3244] path_mount+0x358/0x914 [ 168.178626][ T3244] __arm64_sys_mount+0x2c4/0x3c4 [ 168.179824][ T3244] el0_svc_common+0x138/0x220 [ 168.181002][ T3244] do_el0_svc+0x48/0x164 [ 168.182051][ T3244] el0_svc+0x58/0x150 [ 168.183020][ T3244] el0t_64_sync_handler+0x84/0xf0 [ 168.184312][ T3244] el0t_64_sync+0x18c/0x190 [ 168.185408][ T3244] BUG: sleeping function called from invalid context at arch/arm64/mm/fault.c:593 [ 168.187670][ T3244] in_atomic(): 0, irqs_disabled(): 128, non_block: 0, pid: 3244, name: syz-executor221 [ 168.190052][ T3244] preempt_count: 0, expected: 0 [ 168.191222][ T3244] RCU nest depth: 0, expected: 0 [ 168.192416][ T3244] 1 lock held by syz-executor221/3244: [ 168.193744][ T3244] #0: ffff0000cb0670e0 (&type->s_umount_key#40/1){+.+.}-{3:3}, at: alloc_super+0xf8/0x430 [ 168.196203][ T3244] irq event stamp: 1277 [ 168.197197][ T3244] hardirqs last enabled at (1277): [] ___slab_alloc+0x778/0x880 [ 168.199531][ T3244] hardirqs last disabled at (1276): [] ___slab_alloc+0x540/0x880 [ 168.201844][ T3244] softirqs last enabled at (1010): [] _stext+0x2e4/0x37c [ 168.203980][ T3244] softirqs last disabled at (925): [] ____do_softirq+0x14/0x20 [ 168.206252][ T3244] CPU: 1 PID: 3244 Comm: syz-executor221 Tainted: G W 6.0.0-rc7-syzkaller-18095-gbbed346d5a96 #0 [ 168.209261][ T3244] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/30/2022 [ 168.211550][ T3244] Call trace: [ 168.212293][ T3244] dump_backtrace+0x1c4/0x1f0 [ 168.213385][ T3244] show_stack+0x2c/0x54 [ 168.214440][ T3244] dump_stack_lvl+0x104/0x16c [ 168.215650][ T3244] dump_stack+0x1c/0x58 [ 168.216672][ T3244] __might_resched+0x208/0x218 [ 168.217858][ T3244] __might_sleep+0x48/0x78 [ 168.218931][ T3244] do_page_fault+0x214/0x79c [ 168.220058][ T3244] do_translation_fault+0x78/0x194 [ 168.221316][ T3244] do_mem_abort+0x54/0x130 [ 168.222443][ T3244] el1_abort+0x3c/0x5c [ 168.223388][ T3244] el1h_64_sync_handler+0x60/0xac [ 168.224531][ T3244] el1h_64_sync+0x64/0x68 [ 168.225502][ T3244] __lock_acquire+0x60/0x30a4 [ 168.226606][ T3244] lock_acquire+0x100/0x1f8 [ 168.227747][ T3244] down_write+0x5c/0xcc [ 168.228767][ T3244] kernfs_add_one+0x44/0x2d4 [ 168.229907][ T3244] __kernfs_create_file+0x13c/0x188 [ 168.231209][ T3244] sysfs_add_file_mode_ns+0xf8/0x1b4 [ 168.232509][ T3244] sysfs_create_file_ns+0x7c/0xc4 [ 168.233749][ T3244] device_add+0x38c/0x958 [ 168.234858][ T3244] device_create_groups_vargs+0xf4/0x15c [ 168.236292][ T3244] device_create+0x88/0xbc [ 168.237367][ T3244] bdi_register_va+0x8c/0x328 [ 168.238531][ T3244] super_setup_bdi_name+0x84/0x120 [ 168.239751][ T3244] super_setup_bdi+0x50/0x8c [ 168.240880][ T3244] v9fs_mount+0x1a4/0x568 [ 168.241960][ T3244] legacy_get_tree+0x30/0x74 [ 168.243081][ T3244] vfs_get_tree+0x40/0x140 [ 168.244188][ T3244] do_new_mount+0x1dc/0x4e4 [ 168.245218][ T3244] path_mount+0x358/0x914 [ 168.246211][ T3244] __arm64_sys_mount+0x2c4/0x3c4 [ 168.247343][ T3244] el0_svc_common+0x138/0x220 [ 168.248419][ T3244] do_el0_svc+0x48/0x164 [ 168.249396][ T3244] el0_svc+0x58/0x150 [ 168.250364][ T3244] el0t_64_sync_handler+0x84/0xf0 [ 168.251519][ T3244] el0t_64_sync+0x18c/0x190 [ 168.252559][ T3244] Unable to handle kernel paging request at virtual address 0000000000001148 [ 168.254745][ T3244] Mem abort info: [ 168.255625][ T3244] ESR = 0x0000000096000006 [ 168.256759][ T3244] EC = 0x25: DABT (current EL), IL = 32 bits [ 168.258298][ T3244] SET = 0, FnV = 0 [ 168.259243][ T3244] EA = 0, S1PTW = 0 [ 168.260208][ T3244] FSC = 0x06: level 2 translation fault [ 168.261641][ T3244] Data abort info: [ 168.262566][ T3244] ISV = 0, ISS = 0x00000006 [ 168.263739][ T3244] CM = 0, WnR = 0 [ 168.264666][ T3244] user pgtable: 4k pages, 48-bit VAs, pgdp=000000010d38b000 [ 168.266477][ T3244] [0000000000001148] pgd=080000010af67003, p4d=080000010af67003, pud=080000010d256003, pmd=0000000000000000 [ 168.269394][ T3244] Internal error: Oops: 0000000096000006 [#1] PREEMPT SMP [ 168.271027][ T3244] Modules linked in: [ 168.271916][ T3244] CPU: 1 PID: 3244 Comm: syz-executor221 Tainted: G W 6.0.0-rc7-syzkaller-18095-gbbed346d5a96 #0 [ 168.274843][ T3244] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/30/2022 [ 168.277242][ T3244] pstate: 804000c5 (Nzcv daIF +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 168.279199][ T3244] pc : __lock_acquire+0x60/0x30a4 [ 168.280496][ T3244] lr : lock_acquire+0x100/0x1f8 [ 168.281695][ T3244] sp : ffff8000129935e0 [ 168.282711][ T3244] x29: ffff8000129936c0 x28: 0000000000000000 x27: 0000000000000000 [ 168.284688][ T3244] x26: 0000000000001148 x25: ffff8000086f4a58 x24: 0000000000000000 [ 168.286660][ T3244] x23: 0000000000000000 x22: 0000000000001148 x21: 0000000000000000 [ 168.288679][ T3244] x20: 0000000000000000 x19: 0000000000000000 x18: 00000000000003de [ 168.290623][ T3244] x17: ffff80000bffd6bc x16: ffff80000db49158 x15: ffff0000c5ff3500 [ 168.292593][ T3244] x14: 0000000000000008 x13: 00000000ffffffff x12: ffff0000c5ff3500 [ 168.294531][ T3244] x11: ff808000095d1a0c x10: 0000000000000000 x9 : 0000000000000001 [ 168.296511][ T3244] x8 : 0000000000000001 x7 : ffff8000086f4a58 x6 : 0000000000000000 [ 168.298506][ T3244] x5 : 0000000000000000 x4 : 0000000000000001 x3 : 0000000000000000 [ 168.300457][ T3244] x2 : 0000000000000000 x1 : 0000000000000000 x0 : 0000000000001148 [ 168.302455][ T3244] Call trace: [ 168.303234][ T3244] __lock_acquire+0x60/0x30a4 [ 168.304377][ T3244] lock_acquire+0x100/0x1f8 [ 168.305520][ T3244] down_write+0x5c/0xcc [ 168.306522][ T3244] kernfs_add_one+0x44/0x2d4 [ 168.307632][ T3244] __kernfs_create_file+0x13c/0x188 [ 168.308910][ T3244] sysfs_add_file_mode_ns+0xf8/0x1b4 [ 168.310190][ T3244] sysfs_create_file_ns+0x7c/0xc4 [ 168.311454][ T3244] device_add+0x38c/0x958 [ 168.312494][ T3244] device_create_groups_vargs+0xf4/0x15c [ 168.313872][ T3244] device_create+0x88/0xbc [ 168.314947][ T3244] bdi_register_va+0x8c/0x328 [ 168.316081][ T3244] super_setup_bdi_name+0x84/0x120 [ 168.317347][ T3244] super_setup_bdi+0x50/0x8c [ 168.318471][ T3244] v9fs_mount+0x1a4/0x568 [ 168.319552][ T3244] legacy_get_tree+0x30/0x74 [ 168.320686][ T3244] vfs_get_tree+0x40/0x140 [ 168.321880][ T3244] do_new_mount+0x1dc/0x4e4 [ 168.322949][ T3244] path_mount+0x358/0x914 [ 168.323950][ T3244] __arm64_sys_mount+0x2c4/0x3c4 [ 168.325067][ T3244] el0_svc_common+0x138/0x220 [ 168.326144][ T3244] do_el0_svc+0x48/0x164 [ 168.327379][ T3244] el0_svc+0x58/0x150 [ 168.328416][ T3244] el0t_64_sync_handler+0x84/0xf0 [ 168.329649][ T3244] el0t_64_sync+0x18c/0x190 [ 168.330779][ T3244] Code: 2a0303f4 2a0203f7 aa0003fa 34000148 (f9400348) [ 168.332508][ T3244] ---[ end trace 0000000000000000 ]--- [ 168.496786][ T3244] Kernel panic - not syncing: Oops: Fatal exception [ 168.498550][ T3244] SMP: stopping secondary CPUs [ 168.499725][ T3244] Kernel Offset: disabled [ 168.500763][ T3244] CPU features: 0x00000,02070084,26017203 [ 168.502211][ T3244] Memory Limit: none [ 168.657223][ T3244] Rebooting in 86400 seconds..