DUID 00:04:bb:a2:40:ae:48:ac:17:b5:4c:fd:37:63:df:39:12:a9 forked to background, child pid 3209 [ 31.247079][ T3210] 8021q: adding VLAN 0 to HW filter on device bond0 [ 31.258533][ T3210] eql: remember to turn off Van-Jacobson compression on your slave devices Starting sshd: OK syzkaller syzkaller login: [ 76.183262][ T150] cfg80211: failed to load regulatory.db Warning: Permanently added '10.128.0.80' (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 [ 859.541587][ T28] INFO: task syz-executor215:3679 blocked for more than 143 seconds. [ 859.549790][ T28] Not tainted 6.1.0-rc6-syzkaller-00015-gc3eb11fbb826 #0 [ 859.557811][ T28] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 859.566737][ T28] task:syz-executor215 state:D stack:27272 pid:3679 ppid:3662 flags:0x00004004 [ 859.576376][ T28] Call Trace: [ 859.579664][ T28] [ 859.583205][ T28] __schedule+0xae9/0x53f0 [ 859.587749][ T28] ? io_schedule_timeout+0x150/0x150 [ 859.593440][ T28] schedule+0xde/0x1b0 [ 859.597542][ T28] schedule_preempt_disabled+0x13/0x20 [ 859.603306][ T28] __mutex_lock+0xa48/0x1360 [ 859.607928][ T28] ? nfnetlink_rcv_msg+0xaae/0x1430 [ 859.613563][ T28] ? mutex_lock_io_nested+0x11a0/0x11a0 [ 859.619137][ T28] ? nfnetlink_rcv_msg+0xa74/0x1430 [ 859.624912][ T28] ? __nla_parse+0x41/0x50 [ 859.629406][ T28] nfnetlink_rcv_msg+0xaae/0x1430 [ 859.634908][ T28] ? nfnetlink_unbind+0x3d0/0x3d0 [ 859.639957][ T28] ? kernel_text_address+0x3d/0x80 [ 859.645350][ T28] ? __kernel_text_address+0xd/0x30 [ 859.650596][ T28] ? __lock_acquire+0xbc3/0x56d0 [ 859.656043][ T28] ? lockdep_hardirqs_on_prepare+0x410/0x410 [ 859.662376][ T28] ? lockdep_hardirqs_on_prepare+0x410/0x410 [ 859.668405][ T28] ? netlink_sendmsg+0x9a6/0xe10 [ 859.673983][ T28] ? kasan_save_stack+0x35/0x40 [ 859.678897][ T28] netlink_rcv_skb+0x157/0x430 [ 859.684056][ T28] ? nfnetlink_unbind+0x3d0/0x3d0 [ 859.689129][ T28] ? netlink_ack+0xd60/0xd60 [ 859.694267][ T28] ? ns_capable+0xdd/0x100 [ 859.698733][ T28] nfnetlink_rcv+0x1b0/0x420 [ 859.704400][ T28] ? nfnetlink_rcv_batch+0x2600/0x2600 [ 859.709888][ T28] ? netlink_deliver_tap+0x1b1/0xc50 [ 859.715566][ T28] netlink_unicast+0x547/0x7f0 [ 859.720366][ T28] ? netlink_attachskb+0x890/0x890 [ 859.725845][ T28] ? __virt_addr_valid+0x61/0x2e0 [ 859.730897][ T28] ? __phys_addr_symbol+0x30/0x70 [ 859.736294][ T28] ? __check_object_size+0x2e2/0x5a0 [ 859.741811][ T28] netlink_sendmsg+0x91b/0xe10 [ 859.746609][ T28] ? netlink_unicast+0x7f0/0x7f0 [ 859.751975][ T28] ? bpf_lsm_socket_sendmsg+0x9/0x10 [ 859.757282][ T28] ? netlink_unicast+0x7f0/0x7f0 [ 859.762524][ T28] sock_sendmsg+0xd3/0x120 [ 859.767021][ T28] ____sys_sendmsg+0x712/0x8c0 [ 859.772150][ T28] ? copy_msghdr_from_user+0xfc/0x150 [ 859.777584][ T28] ? kernel_sendmsg+0x50/0x50 [ 859.782715][ T28] ? find_held_lock+0x2d/0x110 [ 859.787544][ T28] ___sys_sendmsg+0x110/0x1b0 [ 859.792683][ T28] ? do_recvmmsg+0x6e0/0x6e0 [ 859.797295][ T28] ? lock_downgrade+0x6e0/0x6e0 [ 859.802457][ T28] ? folio_flags.constprop.0+0x53/0x150 [ 859.808048][ T28] ? folio_add_lru+0x37b/0x680 [ 859.813445][ T28] ? do_raw_spin_unlock+0x175/0x230 [ 859.818679][ T28] ? _raw_spin_unlock+0x28/0x40 [ 859.824167][ T28] ? __handle_mm_fault+0x463/0x3a40 [ 859.829408][ T28] ? __fget_light+0x20a/0x270 [ 859.834458][ T28] __sys_sendmsg+0xf7/0x1c0 [ 859.838982][ T28] ? __sys_sendmsg_sock+0x40/0x40 [ 859.844408][ T28] ? up_write+0x520/0x520 [ 859.848792][ T28] ? syscall_enter_from_user_mode+0x26/0xb0 [ 859.855155][ T28] ? lockdep_hardirqs_on+0x7d/0x100 [ 859.860410][ T28] do_syscall_64+0x39/0xb0 [ 859.865235][ T28] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 859.871157][ T28] RIP: 0033:0x7f6ecab990e9 [ 859.876052][ T28] RSP: 002b:00007ffe8784c2b8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 859.884726][ T28] RAX: ffffffffffffffda RBX: 00000000000f4240 RCX: 00007f6ecab990e9 [ 859.893030][ T28] RDX: 0000000000000000 RSI: 0000000020000200 RDI: 0000000000000003 [ 859.901019][ T28] RBP: 0000000000000000 R08: 0000000000000001 R09: 0000000000000001 [ 859.909322][ T28] R10: 00007ffe8784bd30 R11: 0000000000000246 R12: 00000000000756c9 [ 859.917568][ T28] R13: 00007ffe8784c2cc R14: 00007ffe8784c2e0 R15: 00007ffe8784c2d0 [ 859.925781][ T28] [ 859.928888][ T28] INFO: task syz-executor215:3680 blocked for more than 143 seconds. [ 859.937485][ T28] Not tainted 6.1.0-rc6-syzkaller-00015-gc3eb11fbb826 #0 [ 859.945953][ T28] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 859.954871][ T28] task:syz-executor215 state:D stack:27952 pid:3680 ppid:3661 flags:0x00000004 [ 859.964307][ T28] Call Trace: [ 859.967594][ T28] [ 859.970537][ T28] __schedule+0xae9/0x53f0 [ 859.975384][ T28] ? io_schedule_timeout+0x150/0x150 [ 859.980707][ T28] schedule+0xde/0x1b0 [ 859.985103][ T28] schedule_preempt_disabled+0x13/0x20 [ 859.990591][ T28] __mutex_lock+0xa48/0x1360 [ 859.995492][ T28] ? nfnetlink_rcv_msg+0xaae/0x1430 [ 860.000718][ T28] ? mutex_lock_io_nested+0x11a0/0x11a0 [ 860.006579][ T28] ? nfnetlink_rcv_msg+0xa74/0x1430 [ 860.012100][ T28] ? __nla_parse+0x41/0x50 [ 860.016546][ T28] nfnetlink_rcv_msg+0xaae/0x1430 [ 860.021918][ T28] ? nfnetlink_unbind+0x3d0/0x3d0 [ 860.026967][ T28] ? kernel_text_address+0x3d/0x80 [ 860.032381][ T28] ? __kernel_text_address+0xd/0x30 [ 860.037619][ T28] ? __lock_acquire+0xbc3/0x56d0 [ 860.042895][ T28] ? lockdep_hardirqs_on_prepare+0x410/0x410 [ 860.048911][ T28] ? lockdep_hardirqs_on_prepare+0x410/0x410 [ 860.055378][ T28] ? netlink_sendmsg+0x9a6/0xe10 [ 860.060345][ T28] ? kasan_save_stack+0x35/0x40 [ 860.065819][ T28] netlink_rcv_skb+0x157/0x430 [ 860.070628][ T28] ? nfnetlink_unbind+0x3d0/0x3d0 [ 860.075991][ T28] ? netlink_ack+0xd60/0xd60 [ 860.080616][ T28] ? ns_capable+0xdd/0x100 [ 860.085336][ T28] nfnetlink_rcv+0x1b0/0x420 [ 860.089948][ T28] ? nfnetlink_rcv_batch+0x2600/0x2600 [ 860.095712][ T28] ? netlink_deliver_tap+0x1b1/0xc50 [ 860.101030][ T28] netlink_unicast+0x547/0x7f0 [ 860.106095][ T28] ? netlink_attachskb+0x890/0x890 [ 860.111231][ T28] ? __virt_addr_valid+0x61/0x2e0 [ 860.117064][ T28] ? __phys_addr_symbol+0x30/0x70 [ 860.122300][ T28] ? __check_object_size+0x2e2/0x5a0 [ 860.127615][ T28] netlink_sendmsg+0x91b/0xe10 [ 860.132690][ T28] ? netlink_unicast+0x7f0/0x7f0 [ 860.137660][ T28] ? bpf_lsm_socket_sendmsg+0x9/0x10 [ 860.143295][ T28] ? netlink_unicast+0x7f0/0x7f0 [ 860.148259][ T28] sock_sendmsg+0xd3/0x120 [ 860.152990][ T28] ____sys_sendmsg+0x712/0x8c0 [ 860.157783][ T28] ? copy_msghdr_from_user+0xfc/0x150 [ 860.163450][ T28] ? kernel_sendmsg+0x50/0x50 [ 860.168161][ T28] ? find_held_lock+0x2d/0x110 [ 860.173406][ T28] ___sys_sendmsg+0x110/0x1b0 [ 860.178107][ T28] ? do_recvmmsg+0x6e0/0x6e0 [ 860.183316][ T28] ? lock_downgrade+0x6e0/0x6e0 [ 860.188196][ T28] ? folio_flags.constprop.0+0x53/0x150 [ 860.194118][ T28] ? folio_add_lru+0x37b/0x680 [ 860.198910][ T28] ? do_raw_spin_unlock+0x175/0x230 [ 860.204461][ T28] ? _raw_spin_unlock+0x28/0x40 [ 860.209330][ T28] ? __handle_mm_fault+0x463/0x3a40 [ 860.214855][ T28] ? __fget_light+0x20a/0x270 [ 860.219562][ T28] __sys_sendmsg+0xf7/0x1c0 [ 860.224362][ T28] ? __sys_sendmsg_sock+0x40/0x40 [ 860.229403][ T28] ? up_write+0x520/0x520 [ 860.234059][ T28] ? syscall_enter_from_user_mode+0x26/0xb0 [ 860.239982][ T28] ? lockdep_hardirqs_on+0x7d/0x100 [ 860.245478][ T28] do_syscall_64+0x39/0xb0 [ 860.249919][ T28] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 860.256117][ T28] RIP: 0033:0x7f6ecab990e9 [ 860.260548][ T28] RSP: 002b:00007ffe8784c2b8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 860.269408][ T28] RAX: ffffffffffffffda RBX: 00000000000f4240 RCX: 00007f6ecab990e9 [ 860.277610][ T28] RDX: 0000000000000000 RSI: 0000000020000200 RDI: 0000000000000003 [ 860.285789][ T28] RBP: 0000000000000000 R08: 0000000000000001 R09: 0000000000000001 [ 860.294152][ T28] R10: 00007ffe8784bd30 R11: 0000000000000246 R12: 00000000000756c4 [ 860.302604][ T28] R13: 00007ffe8784c2cc R14: 00007ffe8784c2e0 R15: 00007ffe8784c2d0 [ 860.310610][ T28] [ 860.313950][ T28] INFO: task syz-executor215:3682 blocked for more than 144 seconds. [ 860.322226][ T28] Not tainted 6.1.0-rc6-syzkaller-00015-gc3eb11fbb826 #0 [ 860.329774][ T28] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 860.338767][ T28] task:syz-executor215 state:D stack:27952 pid:3682 ppid:3666 flags:0x00004004 [ 860.348241][ T28] Call Trace: [ 860.351738][ T28] [ 860.354682][ T28] __schedule+0xae9/0x53f0 [ 860.359147][ T28] ? io_schedule_timeout+0x150/0x150 [ 860.364879][ T28] schedule+0xde/0x1b0 [ 860.368975][ T28] schedule_preempt_disabled+0x13/0x20 [ 860.374744][ T28] __mutex_lock+0xa48/0x1360 [ 860.379364][ T28] ? nfnetlink_rcv_msg+0xaae/0x1430 [ 860.384875][ T28] ? mutex_lock_io_nested+0x11a0/0x11a0 [ 860.390454][ T28] ? nfnetlink_rcv_msg+0xa74/0x1430 [ 860.395969][ T28] ? __nla_parse+0x41/0x50 [ 860.400414][ T28] nfnetlink_rcv_msg+0xaae/0x1430 [ 860.405738][ T28] ? nfnetlink_unbind+0x3d0/0x3d0 [ 860.410804][ T28] ? kernel_text_address+0x3d/0x80 [ 860.416413][ T28] ? __kernel_text_address+0xd/0x30 [ 860.422164][ T28] ? __lock_acquire+0xbc3/0x56d0 [ 860.427141][ T28] ? lockdep_hardirqs_on_prepare+0x410/0x410 [ 860.433462][ T28] ? lockdep_hardirqs_on_prepare+0x410/0x410 [ 860.439471][ T28] ? netlink_sendmsg+0x9a6/0xe10 [ 860.444712][ T28] ? kasan_save_stack+0x35/0x40 [ 860.449596][ T28] netlink_rcv_skb+0x157/0x430 [ 860.454667][ T28] ? nfnetlink_unbind+0x3d0/0x3d0 [ 860.459715][ T28] ? netlink_ack+0xd60/0xd60 [ 860.464602][ T28] ? ns_capable+0xdd/0x100 [ 860.469046][ T28] nfnetlink_rcv+0x1b0/0x420 [ 860.473940][ T28] ? nfnetlink_rcv_batch+0x2600/0x2600 [ 860.479423][ T28] ? netlink_deliver_tap+0x1b1/0xc50 [ 860.485044][ T28] netlink_unicast+0x547/0x7f0 [ 860.489844][ T28] ? netlink_attachskb+0x890/0x890 [ 860.495287][ T28] ? __virt_addr_valid+0x61/0x2e0 [ 860.500337][ T28] ? __phys_addr_symbol+0x30/0x70 [ 860.505678][ T28] ? __check_object_size+0x2e2/0x5a0 [ 860.510994][ T28] netlink_sendmsg+0x91b/0xe10 [ 860.516078][ T28] ? netlink_unicast+0x7f0/0x7f0 [ 860.521049][ T28] ? bpf_lsm_socket_sendmsg+0x9/0x10 [ 860.526649][ T28] ? netlink_unicast+0x7f0/0x7f0 [ 860.531983][ T28] sock_sendmsg+0xd3/0x120 [ 860.536430][ T28] ____sys_sendmsg+0x712/0x8c0 [ 860.541215][ T28] ? copy_msghdr_from_user+0xfc/0x150 [ 860.547299][ T28] ? kernel_sendmsg+0x50/0x50 [ 860.552224][ T28] ? find_held_lock+0x2d/0x110 [ 860.557020][ T28] ___sys_sendmsg+0x110/0x1b0 [ 860.562064][ T28] ? do_recvmmsg+0x6e0/0x6e0 [ 860.566670][ T28] ? lock_downgrade+0x6e0/0x6e0 [ 860.571834][ T28] ? lru_deactivate_fn+0x1030/0x1030 [ 860.577153][ T28] ? folio_add_lru+0x37b/0x680 [ 860.582321][ T28] ? do_raw_spin_unlock+0x175/0x230 [ 860.587538][ T28] ? _raw_spin_unlock+0x28/0x40 [ 860.592682][ T28] ? __handle_mm_fault+0x463/0x3a40 [ 860.597917][ T28] ? __fget_light+0x20a/0x270 [ 860.602883][ T28] __sys_sendmsg+0xf7/0x1c0 [ 860.607400][ T28] ? __sys_sendmsg_sock+0x40/0x40 [ 860.612733][ T28] ? up_write+0x520/0x520 [ 860.617102][ T28] ? syscall_enter_from_user_mode+0x26/0xb0 [ 860.623609][ T28] ? lockdep_hardirqs_on+0x7d/0x100 [ 860.628843][ T28] do_syscall_64+0x39/0xb0 [ 860.633630][ T28] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 860.639545][ T28] RIP: 0033:0x7f6ecab990e9 [ 860.644246][ T28] RSP: 002b:00007ffe8784c2b8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 860.653084][ T28] RAX: ffffffffffffffda RBX: 00000000000f4240 RCX: 00007f6ecab990e9 [ 860.661075][ T28] RDX: 0000000000000000 RSI: 0000000020000200 RDI: 0000000000000003 [ 860.669643][ T28] RBP: 0000000000000000 R08: 0000000000000001 R09: 0000000000000001 [ 860.678024][ T28] R10: 00007ffe8784bd30 R11: 0000000000000246 R12: 00000000000756cc [ 860.686279][ T28] R13: 00007ffe8784c2cc R14: 00007ffe8784c2e0 R15: 00007ffe8784c2d0 [ 860.694556][ T28] [ 860.697639][ T28] INFO: task syz-executor215:3683 blocked for more than 144 seconds. [ 860.706120][ T28] Not tainted 6.1.0-rc6-syzkaller-00015-gc3eb11fbb826 #0 [ 860.713925][ T28] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 860.722806][ T28] task:syz-executor215 state:D stack:27000 pid:3683 ppid:3665 flags:0x00000004 [ 860.732248][ T28] Call Trace: [ 860.735541][ T28] [ 860.738485][ T28] __schedule+0xae9/0x53f0 [ 860.743315][ T28] ? io_schedule_timeout+0x150/0x150 [ 860.748636][ T28] schedule+0xde/0x1b0 [ 860.753016][ T28] schedule_preempt_disabled+0x13/0x20 [ 860.758499][ T28] __mutex_lock+0xa48/0x1360 [ 860.763379][ T28] ? nfnetlink_rcv_msg+0xaae/0x1430 [ 860.768608][ T28] ? mutex_lock_io_nested+0x11a0/0x11a0 [ 860.774709][ T28] ? nfnetlink_rcv_msg+0xa74/0x1430 [ 860.779945][ T28] ? __nla_parse+0x41/0x50 [ 860.785036][ T28] nfnetlink_rcv_msg+0xaae/0x1430 [ 860.790105][ T28] ? nfnetlink_unbind+0x3d0/0x3d0 [ 860.795459][ T28] ? kernel_text_address+0x3d/0x80 [ 860.800597][ T28] ? __kernel_text_address+0xd/0x30 [ 860.806235][ T28] ? __lock_acquire+0xbc3/0x56d0 [ 860.811227][ T28] ? lockdep_hardirqs_on_prepare+0x410/0x410 [ 860.817605][ T28] ? lockdep_hardirqs_on_prepare+0x410/0x410 [ 860.823834][ T28] ? netlink_sendmsg+0x9a6/0xe10 [ 860.828805][ T28] ? kasan_save_stack+0x35/0x40 [ 860.833989][ T28] netlink_rcv_skb+0x157/0x430 [ 860.838786][ T28] ? nfnetlink_unbind+0x3d0/0x3d0 [ 860.844166][ T28] ? netlink_ack+0xd60/0xd60 [ 860.848795][ T28] ? ns_capable+0xdd/0x100 [ 860.854488][ T28] nfnetlink_rcv+0x1b0/0x420 [ 860.859103][ T28] ? nfnetlink_rcv_batch+0x2600/0x2600 [ 860.864895][ T28] ? netlink_deliver_tap+0x1b1/0xc50 [ 860.870235][ T28] netlink_unicast+0x547/0x7f0 [ 860.875425][ T28] ? netlink_attachskb+0x890/0x890 [ 860.880578][ T28] ? __virt_addr_valid+0x61/0x2e0 [ 860.885957][ T28] ? __phys_addr_symbol+0x30/0x70 [ 860.891011][ T28] ? __check_object_size+0x2e2/0x5a0 [ 860.896829][ T28] netlink_sendmsg+0x91b/0xe10 [ 860.902098][ T28] ? netlink_unicast+0x7f0/0x7f0 [ 860.907073][ T28] ? bpf_lsm_socket_sendmsg+0x9/0x10 [ 860.912694][ T28] ? netlink_unicast+0x7f0/0x7f0 [ 860.917663][ T28] sock_sendmsg+0xd3/0x120 [ 860.922435][ T28] ____sys_sendmsg+0x712/0x8c0 [ 860.927230][ T28] ? copy_msghdr_from_user+0xfc/0x150 [ 860.932928][ T28] ? kernel_sendmsg+0x50/0x50 [ 860.937637][ T28] ? find_held_lock+0x2d/0x110 [ 860.942693][ T28] ___sys_sendmsg+0x110/0x1b0 [ 860.947389][ T28] ? do_recvmmsg+0x6e0/0x6e0 [ 860.952299][ T28] ? lock_downgrade+0x6e0/0x6e0 [ 860.957181][ T28] ? folio_flags.constprop.0+0x53/0x150 [ 860.963022][ T28] ? folio_add_lru+0x37b/0x680 [ 860.967814][ T28] ? do_raw_spin_unlock+0x175/0x230 [ 860.973313][ T28] ? _raw_spin_unlock+0x28/0x40 [ 860.978192][ T28] ? __handle_mm_fault+0x463/0x3a40 [ 860.983725][ T28] ? __fget_light+0x20a/0x270 [ 860.988432][ T28] __sys_sendmsg+0xf7/0x1c0 [ 860.993257][ T28] ? __sys_sendmsg_sock+0x40/0x40 [ 860.998297][ T28] ? up_write+0x520/0x520 [ 861.002985][ T28] ? syscall_enter_from_user_mode+0x26/0xb0 [ 861.008910][ T28] ? lockdep_hardirqs_on+0x7d/0x100 [ 861.014593][ T28] do_syscall_64+0x39/0xb0 [ 861.019034][ T28] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 861.025525][ T28] RIP: 0033:0x7f6ecab990e9 [ 861.029958][ T28] RSP: 002b:00007ffe8784c2b8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 861.038719][ T28] RAX: ffffffffffffffda RBX: 00000000000f4240 RCX: 00007f6ecab990e9 [ 861.047067][ T28] RDX: 0000000000000000 RSI: 0000000020000200 RDI: 0000000000000003 [ 861.055423][ T28] RBP: 0000000000000000 R08: 0000000000000001 R09: 0000000000000001 [ 861.063622][ T28] R10: 00007ffe8784bd30 R11: 0000000000000246 R12: 00000000000756cf [ 861.071833][ T28] R13: 00007ffe8784c2cc R14: 00007ffe8784c2e0 R15: 00007ffe8784c2d0 [ 861.079839][ T28] [ 861.083154][ T28] INFO: task syz-executor215:3684 blocked for more than 144 seconds. [ 861.091227][ T28] Not tainted 6.1.0-rc6-syzkaller-00015-gc3eb11fbb826 #0 [ 861.099083][ T28] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 861.107976][ T28] task:syz-executor215 state:D stack:27952 pid:3684 ppid:3664 flags:0x00004004 [ 861.117861][ T28] Call Trace: [ 861.121149][ T28] [ 861.124363][ T28] __schedule+0xae9/0x53f0 [ 861.128832][ T28] ? io_schedule_timeout+0x150/0x150 [ 861.134628][ T28] schedule+0xde/0x1b0 [ 861.138730][ T28] schedule_preempt_disabled+0x13/0x20 [ 861.144884][ T28] __mutex_lock+0xa48/0x1360 [ 861.149510][ T28] ? nfnetlink_rcv_msg+0xaae/0x1430 [ 861.155020][ T28] ? mutex_lock_io_nested+0x11a0/0x11a0 [ 861.160592][ T28] ? nfnetlink_rcv_msg+0xa74/0x1430 [ 861.166094][ T28] ? __nla_parse+0x41/0x50 [ 861.170538][ T28] nfnetlink_rcv_msg+0xaae/0x1430 [ 861.175885][ T28] ? nfnetlink_unbind+0x3d0/0x3d0 [ 861.180935][ T28] ? kernel_text_address+0x3d/0x80 [ 861.186367][ T28] ? __kernel_text_address+0xd/0x30 [ 861.191807][ T28] ? __lock_acquire+0xbc3/0x56d0 [ 861.196782][ T28] ? lockdep_hardirqs_on_prepare+0x410/0x410 [ 861.203111][ T28] ? lockdep_hardirqs_on_prepare+0x410/0x410 [ 861.209120][ T28] ? netlink_sendmsg+0x9a6/0xe10 [ 861.214410][ T28] ? kasan_save_stack+0x35/0x40 [ 861.219291][ T28] netlink_rcv_skb+0x157/0x430 [ 861.224412][ T28] ? nfnetlink_unbind+0x3d0/0x3d0 [ 861.229461][ T28] ? netlink_ack+0xd60/0xd60 [ 861.234424][ T28] ? ns_capable+0xdd/0x100 [ 861.238868][ T28] nfnetlink_rcv+0x1b0/0x420 [ 861.243745][ T28] ? nfnetlink_rcv_batch+0x2600/0x2600 [ 861.249227][ T28] ? netlink_deliver_tap+0x1b1/0xc50 [ 861.255001][ T28] netlink_unicast+0x547/0x7f0 [ 861.259812][ T28] ? netlink_attachskb+0x890/0x890 [ 861.265539][ T28] ? __virt_addr_valid+0x61/0x2e0 [ 861.270588][ T28] ? __phys_addr_symbol+0x30/0x70 [ 861.275945][ T28] ? __check_object_size+0x2e2/0x5a0 [ 861.281269][ T28] netlink_sendmsg+0x91b/0xe10 [ 861.286393][ T28] ? netlink_unicast+0x7f0/0x7f0 [ 861.291364][ T28] ? bpf_lsm_socket_sendmsg+0x9/0x10 [ 861.297042][ T28] ? netlink_unicast+0x7f0/0x7f0 [ 861.305806][ T28] sock_sendmsg+0xd3/0x120 [ 861.310274][ T28] ____sys_sendmsg+0x712/0x8c0 [ 861.315422][ T28] ? copy_msghdr_from_user+0xfc/0x150 [ 861.320827][ T28] ? kernel_sendmsg+0x50/0x50 [ 861.325803][ T28] ? find_held_lock+0x2d/0x110 [ 861.330605][ T28] ___sys_sendmsg+0x110/0x1b0 [ 861.335581][ T28] ? do_recvmmsg+0x6e0/0x6e0 [ 861.340187][ T28] ? lock_downgrade+0x6e0/0x6e0 [ 861.345371][ T28] ? folio_flags.constprop.0+0x53/0x150 [ 861.350951][ T28] ? folio_add_lru+0x37b/0x680 [ 861.356022][ T28] ? do_raw_spin_unlock+0x175/0x230 [ 861.361246][ T28] ? _raw_spin_unlock+0x28/0x40 [ 861.366451][ T28] ? __handle_mm_fault+0x463/0x3a40 [ 861.372069][ T28] ? __fget_light+0x20a/0x270 [ 861.376778][ T28] __sys_sendmsg+0xf7/0x1c0 [ 861.381294][ T28] ? __sys_sendmsg_sock+0x40/0x40 [ 861.386999][ T28] ? up_write+0x520/0x520 [ 861.391565][ T28] ? syscall_enter_from_user_mode+0x26/0xb0 [ 861.397493][ T28] ? lockdep_hardirqs_on+0x7d/0x100 [ 861.403012][ T28] do_syscall_64+0x39/0xb0 [ 861.407449][ T28] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 861.413621][ T28] RIP: 0033:0x7f6ecab990e9 [ 861.418049][ T28] RSP: 002b:00007ffe8784c2b8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 861.426762][ T28] RAX: ffffffffffffffda RBX: 00000000000f4240 RCX: 00007f6ecab990e9 [ 861.434945][ T28] RDX: 0000000000000000 RSI: 0000000020000200 RDI: 0000000000000003 [ 861.443147][ T28] RBP: 0000000000000000 R08: 0000000000000001 R09: 0000000000000001 [ 861.451129][ T28] R10: 00007ffe8784bd30 R11: 0000000000000246 R12: 00000000000756cf [ 861.459497][ T28] R13: 00007ffe8784c2cc R14: 00007ffe8784c2e0 R15: 00007ffe8784c2d0 [ 861.467721][ T28] [ 861.470785][ T28] [ 861.470785][ T28] Showing all locks held in the system: [ 861.478869][ T28] 1 lock held by rcu_tasks_kthre/12: [ 861.484580][ T28] #0: ffffffff8c58f0f0 (rcu_tasks.tasks_gp_mutex){+.+.}-{3:3}, at: rcu_tasks_one_gp+0x26/0xc70 [ 861.495642][ T28] 1 lock held by rcu_tasks_trace/13: [ 861.500939][ T28] #0: ffffffff8c58edf0 (rcu_tasks_trace.tasks_gp_mutex){+.+.}-{3:3}, at: rcu_tasks_one_gp+0x26/0xc70 [ 861.512662][ T28] 1 lock held by khungtaskd/28: [ 861.517520][ T28] #0: ffffffff8c58fc40 (rcu_read_lock){....}-{1:2}, at: debug_show_all_locks+0x57/0x264 [ 861.527771][ T28] 2 locks held by getty/3306: [ 861.532714][ T28] #0: ffff88814b131098 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x26/0x80 [ 861.542982][ T28] #1: ffffc900031262f0 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0xef4/0x13e0 [ 861.553427][ T28] 1 lock held by syz-executor215/3679: [ 861.558895][ T28] #0: ffffffff91d48cb8 (nfnl_subsys_ipset){+.+.}-{3:3}, at: nfnetlink_rcv_msg+0xaae/0x1430 [ 861.569319][ T28] 1 lock held by syz-executor215/3680: [ 861.575049][ T28] #0: ffffffff91d48cb8 (nfnl_subsys_ipset){+.+.}-{3:3}, at: nfnetlink_rcv_msg+0xaae/0x1430 [ 861.585786][ T28] 1 lock held by syz-executor215/3681: [ 861.591257][ T28] 1 lock held by syz-executor215/3682: [ 861.597101][ T28] #0: ffffffff91d48cb8 (nfnl_subsys_ipset){+.+.}-{3:3}, at: nfnetlink_rcv_msg+0xaae/0x1430 [ 861.607473][ T28] 1 lock held by syz-executor215/3683: [ 861.613228][ T28] #0: ffffffff91d48cb8 (nfnl_subsys_ipset){+.+.}-{3:3}, at: nfnetlink_rcv_msg+0xaae/0x1430 [ 861.624185][ T28] 1 lock held by syz-executor215/3684: [ 861.629655][ T28] #0: ffffffff91d48cb8 (nfnl_subsys_ipset){+.+.}-{3:3}, at: nfnetlink_rcv_msg+0xaae/0x1430 [ 861.640299][ T28] [ 861.642879][ T28] ============================================= [ 861.642879][ T28] [ 861.651295][ T28] NMI backtrace for cpu 0 [ 861.655632][ T28] CPU: 0 PID: 28 Comm: khungtaskd Not tainted 6.1.0-rc6-syzkaller-00015-gc3eb11fbb826 #0 [ 861.665446][ T28] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 861.675511][ T28] Call Trace: [ 861.678797][ T28] [ 861.681737][ T28] dump_stack_lvl+0xd1/0x138 [ 861.686348][ T28] nmi_cpu_backtrace.cold+0x24/0x18a [ 861.691665][ T28] nmi_trigger_cpumask_backtrace+0x333/0x3c0 [ 861.697681][ T28] ? lapic_can_unplug_cpu+0x80/0x80 [ 861.702905][ T28] watchdog+0xc75/0xfc0 [ 861.707083][ T28] ? proc_dohung_task_timeout_secs+0x80/0x80 [ 861.713085][ T28] kthread+0x2e8/0x3a0 [ 861.717163][ T28] ? kthread_complete_and_exit+0x40/0x40 [ 861.722807][ T28] ret_from_fork+0x1f/0x30 [ 861.727254][ T28] [ 861.730486][ T28] Sending NMI from CPU 0 to CPUs 1: [ 861.735862][ C1] NMI backtrace for cpu 1 [ 861.735872][ C1] CPU: 1 PID: 16 Comm: rcu_preempt Not tainted 6.1.0-rc6-syzkaller-00015-gc3eb11fbb826 #0 [ 861.735890][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 861.735900][ C1] RIP: 0010:rcu_gp_init+0x9d1/0x1450 [ 861.735923][ C1] Code: 00 48 89 ea 48 c1 ea 03 42 80 3c 3a 00 0f 85 8d 08 00 00 48 83 7d 00 00 0f 85 81 05 00 00 48 89 ea 48 c1 ea 03 42 80 3c 3a 00 <0f> 85 2e 08 00 00 4d 8d 46 40 48 89 45 00 48 8b 15 7a 1c ef 0a 4c [ 861.735938][ C1] RSP: 0018:ffffc90000157d88 EFLAGS: 00000046 [ 861.735953][ C1] RAX: 0000000000000003 RBX: ffff8880b9b3c000 RCX: ffffffff8c59a240 [ 861.735965][ C1] RDX: 1ffffffff18b343b RSI: 0000000000000001 RDI: ffffffff8c59a1e8 [ 861.735976][ C1] RBP: ffffffff8c59a1d8 R08: ffffffff8c59a250 R09: 0000000000000003 [ 861.735987][ C1] R10: fffff5200002af9f R11: 0000000000000000 R12: 0000000000000246 [ 861.735999][ C1] R13: ffff8880b9b3c000 R14: ffffffff8c59a180 R15: dffffc0000000000 [ 861.736010][ C1] FS: 0000000000000000(0000) GS:ffff8880b9b00000(0000) knlGS:0000000000000000 [ 861.736025][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 861.736037][ C1] CR2: 00005594048dd680 CR3: 000000002138f000 CR4: 00000000003506e0 [ 861.736048][ C1] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 861.736058][ C1] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 861.736069][ C1] Call Trace: [ 861.736073][ C1] [ 861.736082][ C1] ? rcu_barrier+0x6d0/0x6d0 [ 861.736101][ C1] ? _raw_spin_unlock_irqrestore+0x54/0x70 [ 861.736123][ C1] rcu_gp_kthread+0xb8/0x360 [ 861.736142][ C1] ? rcu_gp_init+0x1450/0x1450 [ 861.736161][ C1] ? __kthread_parkme+0x163/0x220 [ 861.736186][ C1] ? rcu_gp_init+0x1450/0x1450 [ 861.736204][ C1] kthread+0x2e8/0x3a0 [ 861.736218][ C1] ? kthread_complete_and_exit+0x40/0x40 [ 861.736236][ C1] ret_from_fork+0x1f/0x30 [ 861.736263][ C1] [ 861.925385][ T28] Kernel panic - not syncing: hung_task: blocked tasks [ 861.932249][ T28] CPU: 0 PID: 28 Comm: khungtaskd Not tainted 6.1.0-rc6-syzkaller-00015-gc3eb11fbb826 #0 [ 861.942063][ T28] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 861.952121][ T28] Call Trace: [ 861.955400][ T28] [ 861.958335][ T28] dump_stack_lvl+0xd1/0x138 [ 861.962948][ T28] panic+0x2cc/0x626 [ 861.966909][ T28] ? panic_print_sys_info.part.0+0x110/0x110 [ 861.972924][ T28] ? preempt_schedule_thunk+0x1a/0x1c [ 861.978338][ T28] ? watchdog.cold+0x130/0x158 [ 861.983146][ T28] watchdog.cold+0x141/0x158 [ 861.987762][ T28] ? proc_dohung_task_timeout_secs+0x80/0x80 [ 861.993793][ T28] kthread+0x2e8/0x3a0 [ 861.997876][ T28] ? kthread_complete_and_exit+0x40/0x40 [ 862.003521][ T28] ret_from_fork+0x1f/0x30 [ 862.007973][ T28] [ 862.011049][ T28] Kernel Offset: disabled [ 862.015466][ T28] Rebooting in 86400 seconds..