[ 73.448493][ T25] audit: type=1400 audit(1575201044.219:37): avc: denied { watch } for pid=9712 comm="restorecond" path="/root/.ssh" dev="sda1" ino=16179 scontext=system_u:system_r:kernel_t:s0 tcontext=unconfined_u:object_r:ssh_home_t:s0 tclass=dir permissive=1 [ 73.483019][ T25] audit: type=1400 audit(1575201044.219:38): avc: denied { watch } for pid=9712 comm="restorecond" path="/etc/selinux/restorecond.conf" dev="sda1" ino=2232 scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:object_r:file_t:s0 tclass=file permissive=1 [....] Starting file context maintaining daemon: restorecond[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting OpenBSD Secure Shell server: sshd[?25l[?1c7[ ok 8[?25h[?0c[ 73.715585][ T25] audit: type=1800 audit(1575201044.489:39): pid=9617 uid=0 auid=4294967295 ses=4294967295 subj=system_u:system_r:kernel_t:s0 op=collect_data cause=failed(directio) comm="startpar" name="rc.local" dev="sda1" ino=2432 res=0 . [ 73.738829][ T25] audit: type=1800 audit(1575201044.489:40): pid=9617 uid=0 auid=4294967295 ses=4294967295 subj=system_u:system_r:kernel_t:s0 op=collect_data cause=failed(directio) comm="startpar" name="rmnologin" dev="sda1" ino=2423 res=0 Debian GNU/Linux 7 syzkaller ttyS0 syzkaller login: [ 76.097505][ T25] audit: type=1400 audit(1575201046.869:41): avc: denied { map } for pid=9795 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 '10.128.0.243' (ECDSA) to the list of known hosts. [ 82.715176][ T25] audit: type=1400 audit(1575201053.489:42): avc: denied { map } for pid=9807 comm="syz-execprog" path="/root/syz-execprog" 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 2019/12/01 11:50:53 parsed 1 programs [ 84.379228][ T25] audit: type=1400 audit(1575201055.149:43): avc: denied { map } for pid=9807 comm="syz-execprog" path="/sys/kernel/debug/kcov" dev="debugfs" ino=1038 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=system_u:object_r:debugfs_t:s0 tclass=file permissive=1 2019/12/01 11:50:55 executed programs: 0 [ 84.609999][ T9822] IPVS: ftp: loaded support on port[0] = 21 [ 84.677997][ T9822] chnl_net:caif_netlink_parms(): no params data found [ 84.708434][ T9822] bridge0: port 1(bridge_slave_0) entered blocking state [ 84.716188][ T9822] bridge0: port 1(bridge_slave_0) entered disabled state [ 84.724486][ T9822] device bridge_slave_0 entered promiscuous mode [ 84.733223][ T9822] bridge0: port 2(bridge_slave_1) entered blocking state [ 84.740341][ T9822] bridge0: port 2(bridge_slave_1) entered disabled state [ 84.748233][ T9822] device bridge_slave_1 entered promiscuous mode [ 84.766785][ T9822] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 84.777842][ T9822] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 84.798882][ T9822] team0: Port device team_slave_0 added [ 84.806818][ T9822] team0: Port device team_slave_1 added [ 84.885517][ T9822] device hsr_slave_0 entered promiscuous mode [ 84.934509][ T9822] device hsr_slave_1 entered promiscuous mode [ 85.019894][ T25] audit: type=1400 audit(1575201055.789:44): avc: denied { create } for pid=9822 comm="syz-executor.0" 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 [ 85.028436][ T9822] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 85.046037][ T25] audit: type=1400 audit(1575201055.799:45): avc: denied { write } for pid=9822 comm="syz-executor.0" 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 [ 85.077186][ T25] audit: type=1400 audit(1575201055.799:46): avc: denied { read } for pid=9822 comm="syz-executor.0" 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 [ 85.145704][ T9822] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 85.196619][ T9822] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 85.265809][ T9822] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 85.325085][ T9822] bridge0: port 2(bridge_slave_1) entered blocking state [ 85.332272][ T9822] bridge0: port 2(bridge_slave_1) entered forwarding state [ 85.340109][ T9822] bridge0: port 1(bridge_slave_0) entered blocking state [ 85.347225][ T9822] bridge0: port 1(bridge_slave_0) entered forwarding state [ 85.386742][ T9822] 8021q: adding VLAN 0 to HW filter on device bond0 [ 85.399256][ T3190] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 85.409701][ T3190] bridge0: port 1(bridge_slave_0) entered disabled state [ 85.417726][ T3190] bridge0: port 2(bridge_slave_1) entered disabled state [ 85.425894][ T3190] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 85.439413][ T9822] 8021q: adding VLAN 0 to HW filter on device team0 [ 85.450122][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 85.458901][ T12] bridge0: port 1(bridge_slave_0) entered blocking state [ 85.466001][ T12] bridge0: port 1(bridge_slave_0) entered forwarding state [ 85.485701][ T3332] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 85.495156][ T3332] bridge0: port 2(bridge_slave_1) entered blocking state [ 85.502194][ T3332] bridge0: port 2(bridge_slave_1) entered forwarding state [ 85.510955][ T3332] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 85.521366][ T3190] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 85.532342][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 85.544677][ T3190] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 85.557652][ T9822] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 85.569359][ T9822] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 85.578616][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 85.597939][ T9822] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 85.606587][ T3698] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 85.615185][ T3698] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 85.626069][ T25] audit: type=1400 audit(1575201056.399:47): avc: denied { associate } for pid=9822 comm="syz-executor.0" name="syz0" scontext=unconfined_u:object_r:unlabeled_t:s0 tcontext=system_u:object_r:unlabeled_t:s0 tclass=filesystem permissive=1 [ 85.860000][ T9844] kasan: CONFIG_KASAN_INLINE enabled [ 85.865332][ T9844] kasan: GPF could be caused by NULL-ptr deref or user memory access [ 85.873395][ T9844] general protection fault: 0000 [#1] PREEMPT SMP KASAN [ 85.880311][ T9844] CPU: 0 PID: 9844 Comm: syz-executor.0 Not tainted 5.4.0-syzkaller #0 [ 85.888633][ T9844] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 85.898692][ T9844] RIP: 0010:__lock_acquire+0x1254/0x4a00 [ 85.904323][ T9844] Code: 00 0f 85 96 24 00 00 48 81 c4 f0 00 00 00 5b 41 5c 41 5d 41 5e 41 5f 5d c3 48 b8 00 00 00 00 00 fc ff df 4c 89 f2 48 c1 ea 03 <80> 3c 02 00 0f 85 0b 28 00 00 49 81 3e 20 19 78 8a 0f 84 5f ee ff [ 85.923908][ T9844] RSP: 0018:ffff888099c3fb48 EFLAGS: 00010006 [ 85.929955][ T9844] RAX: dffffc0000000000 RBX: 0000000000000000 RCX: 0000000000000000 [ 85.937904][ T9844] RDX: 0000000000000218 RSI: 0000000000000000 RDI: 0000000000000001 [ 85.945870][ T9844] RBP: ffff888099c3fc60 R08: 0000000000000001 R09: 0000000000000001 [ 85.953947][ T9844] R10: fffffbfff146e1d0 R11: ffff888098720400 R12: 00000000000010c0 [ 85.961897][ T9844] R13: 0000000000000000 R14: 00000000000010c0 R15: 0000000000000000 [ 85.969850][ T9844] FS: 00007f0559e98700(0000) GS:ffff8880ae800000(0000) knlGS:0000000000000000 [ 85.978758][ T9844] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 85.985317][ T9844] CR2: 00007fe4d89e0000 CR3: 0000000099606000 CR4: 00000000001406f0 [ 85.993290][ T9844] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 86.001324][ T9844] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 86.009287][ T9844] Call Trace: [ 86.012563][ T9844] ? __kasan_check_read+0x11/0x20 [ 86.017568][ T9844] ? __lock_acquire+0x16f2/0x4a00 [ 86.022571][ T9844] ? rwlock_bug.part.0+0x90/0x90 [ 86.027481][ T9844] ? lock_acquire+0x190/0x410 [ 86.032133][ T9844] ? mark_held_locks+0xf0/0xf0 [ 86.036887][ T9844] lock_acquire+0x190/0x410 [ 86.041369][ T9844] ? j1939_jsk_del+0x32/0x210 [ 86.046034][ T9844] _raw_spin_lock_bh+0x33/0x50 [ 86.050786][ T9844] ? j1939_jsk_del+0x32/0x210 [ 86.055449][ T9844] j1939_jsk_del+0x32/0x210 [ 86.059932][ T9844] ? lock_sock_nested+0xe2/0x120 [ 86.064847][ T9844] j1939_sk_bind+0x2ea/0x8f0 [ 86.069416][ T9844] __sys_bind+0x239/0x290 [ 86.073732][ T9844] ? __ia32_sys_socketpair+0xf0/0xf0 [ 86.078995][ T9844] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 86.085239][ T9844] ? put_timespec64+0xda/0x140 [ 86.089983][ T9844] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 86.095482][ T9844] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 86.100949][ T9844] ? do_syscall_64+0x26/0x790 [ 86.105633][ T9844] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 86.111686][ T9844] ? do_syscall_64+0x26/0x790 [ 86.116368][ T9844] __x64_sys_bind+0x73/0xb0 [ 86.120871][ T9844] do_syscall_64+0xfa/0x790 [ 86.125360][ T9844] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 86.131260][ T9844] RIP: 0033:0x45a679 [ 86.135139][ T9844] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 86.154909][ T9844] RSP: 002b:00007f0559e97c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000031 [ 86.163328][ T9844] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a679 [ 86.171279][ T9844] RDX: 0000000000000018 RSI: 0000000020000240 RDI: 0000000000000003 [ 86.179232][ T9844] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 86.187180][ T9844] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f0559e986d4 [ 86.195130][ T9844] R13: 00000000004c09e9 R14: 00000000004d37d0 R15: 00000000ffffffff [ 86.203095][ T9844] Modules linked in: [ 86.207035][ T9844] ------------[ cut here ]------------ [ 86.212482][ T9844] WARNING: CPU: 0 PID: 9844 at kernel/locking/mutex.c:1419 mutex_trylock+0x279/0x2f0 [ 86.221911][ T9844] Kernel panic - not syncing: panic_on_warn set ... [ 86.228535][ T9844] ------------[ cut here ]------------ [ 86.233995][ T9844] WARNING: CPU: 0 PID: 9844 at kernel/locking/mutex.c:1419 mutex_trylock+0x279/0x2f0 [ 86.243423][ T9844] Modules linked in: [ 86.247417][ T9844] CPU: 0 PID: 9844 Comm: syz-executor.0 Not tainted 5.4.0-syzkaller #0 [ 86.255630][ T9844] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 86.265696][ T9844] RIP: 0010:mutex_trylock+0x279/0x2f0 [ 86.271044][ T9844] Code: c9 41 b8 01 00 00 00 31 c9 ba 01 00 00 00 31 f6 e8 fc 12 a0 f9 58 48 8d 65 d8 b8 01 00 00 00 5b 41 5c 41 5d 41 5e 41 5f 5d c3 <0f> 0b e9 0c fe ff ff 48 c7 c7 e0 54 20 8b 48 89 4d d0 e8 b0 7a f7 [ 86.290632][ T9844] RSP: 0018:ffff888099c3f3f8 EFLAGS: 00010006 [ 86.296691][ T9844] RAX: 0000000080000202 RBX: 1ffff11013387e87 RCX: 0000000000000004 [ 86.304638][ T9844] RDX: 0000000000000000 RSI: ffffffff816bc9c5 RDI: ffffffff895c25a0 [ 86.312585][ T9844] RBP: ffff888099c3f428 R08: 0000000000000002 R09: fffffbfff12b381d [ 86.320545][ T9844] R10: fffffbfff12b381c R11: ffffffff8959c0e3 R12: ffffffff8b2054e0 [ 86.328494][ T9844] R13: 0000000000000000 R14: ffffffff87bab400 R15: ffffffff895c25a0 [ 86.336466][ T9844] FS: 00007f0559e98700(0000) GS:ffff8880ae800000(0000) knlGS:0000000000000000 [ 86.345404][ T9844] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 86.351965][ T9844] CR2: 00007fe4d89e0000 CR3: 0000000099606000 CR4: 00000000001406f0 [ 86.359920][ T9844] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 86.367870][ T9844] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 86.375821][ T9844] Call Trace: [ 86.379103][ T9844] ? mutex_trylock+0x1f0/0x2f0 [ 86.383867][ T9844] __crash_kexec+0x91/0x200 [ 86.388363][ T9844] ? kexec_crash_loaded+0x20/0x20 [ 86.393375][ T9844] ? trace_hardirqs_off+0x62/0x240 [ 86.398481][ T9844] ? _raw_spin_unlock_irqrestore+0x9f/0xe0 [ 86.404390][ T9844] ? __printk_safe_flush+0x31e/0x3a0 [ 86.409655][ T9844] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 86.415364][ T9844] ? find_next_bit+0x107/0x130 [ 86.420117][ T9844] ? cpumask_next+0x41/0x50 [ 86.424605][ T9844] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 86.430315][ T9844] ? printk_safe_flush+0xf2/0x140 [ 86.435349][ T9844] ? mutex_trylock+0x1f0/0x2f0 [ 86.440094][ T9844] panic+0x308/0x75c [ 86.443972][ T9844] ? add_taint.cold+0x16/0x16 [ 86.448637][ T9844] ? printk+0xba/0xed [ 86.452609][ T9844] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 86.458046][ T9844] ? __warn.cold+0x14/0x3e [ 86.462454][ T9844] ? __warn+0xd9/0x1cf [ 86.466508][ T9844] ? mutex_trylock+0x279/0x2f0 [ 86.471251][ T9844] __warn.cold+0x2f/0x3e [ 86.475482][ T9844] ? report_bug.cold+0x63/0xb2 [ 86.480247][ T9844] ? mutex_trylock+0x279/0x2f0 [ 86.484997][ T9844] report_bug+0x289/0x300 [ 86.489327][ T9844] do_error_trap+0x11b/0x200 [ 86.493913][ T9844] do_invalid_op+0x37/0x50 [ 86.498417][ T9844] ? mutex_trylock+0x279/0x2f0 [ 86.503179][ T9844] invalid_op+0x23/0x30 [ 86.507320][ T9844] RIP: 0010:mutex_trylock+0x279/0x2f0 [ 86.512674][ T9844] Code: c9 41 b8 01 00 00 00 31 c9 ba 01 00 00 00 31 f6 e8 fc 12 a0 f9 58 48 8d 65 d8 b8 01 00 00 00 5b 41 5c 41 5d 41 5e 41 5f 5d c3 <0f> 0b e9 0c fe ff ff 48 c7 c7 e0 54 20 8b 48 89 4d d0 e8 b0 7a f7 [ 86.532275][ T9844] RSP: 0018:ffff888099c3f830 EFLAGS: 00010006 [ 86.538326][ T9844] RAX: 0000000080000201 RBX: 1ffff11013387f0e RCX: 0000000000000004 [ 86.546321][ T9844] RDX: 0000000000000000 RSI: ffffffff816bc9c5 RDI: ffffffff895c25a0 [ 86.554311][ T9844] RBP: ffff888099c3f860 R08: 0000000000000001 R09: fffffbfff12b381d [ 86.562355][ T9844] R10: fffffbfff12b381c R11: ffffffff8959c0e3 R12: ffffffff8b2054e0 [ 86.570308][ T9844] R13: ffff888099c3fa98 R14: ffffffff89561480 R15: ffffffff895c25a0 [ 86.578281][ T9844] ? __crash_kexec+0x85/0x200 [ 86.582937][ T9844] __crash_kexec+0x91/0x200 [ 86.587420][ T9844] ? kexec_crash_loaded+0x20/0x20 [ 86.592423][ T9844] ? trace_hardirqs_off+0x62/0x240 [ 86.597965][ T9844] ? _raw_spin_unlock_irqrestore+0x9f/0xe0 [ 86.603822][ T9844] ? __printk_safe_flush+0x31e/0x3a0 [ 86.609085][ T9844] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 86.614793][ T9844] ? find_next_bit+0x107/0x130 [ 86.619538][ T9844] ? cpumask_next+0x41/0x50 [ 86.624130][ T9844] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 86.629837][ T9844] ? printk_safe_flush+0xf2/0x140 [ 86.634966][ T9844] crash_kexec+0x78/0xe0 [ 86.639203][ T9844] oops_end+0xaa/0xf0 [ 86.643175][ T9844] die+0x3e/0x48 [ 86.646751][ T9844] do_general_protection+0x15d/0x370 [ 86.652016][ T9844] general_protection+0x2d/0x40 [ 86.656873][ T9844] RIP: 0010:__lock_acquire+0x1254/0x4a00 [ 86.662487][ T9844] Code: 00 0f 85 96 24 00 00 48 81 c4 f0 00 00 00 5b 41 5c 41 5d 41 5e 41 5f 5d c3 48 b8 00 00 00 00 00 fc ff df 4c 89 f2 48 c1 ea 03 <80> 3c 02 00 0f 85 0b 28 00 00 49 81 3e 20 19 78 8a 0f 84 5f ee ff [ 86.682072][ T9844] RSP: 0018:ffff888099c3fb48 EFLAGS: 00010006 [ 86.688120][ T9844] RAX: dffffc0000000000 RBX: 0000000000000000 RCX: 0000000000000000 [ 86.696068][ T9844] RDX: 0000000000000218 RSI: 0000000000000000 RDI: 0000000000000001 [ 86.704016][ T9844] RBP: ffff888099c3fc60 R08: 0000000000000001 R09: 0000000000000001 [ 86.711962][ T9844] R10: fffffbfff146e1d0 R11: ffff888098720400 R12: 00000000000010c0 [ 86.719908][ T9844] R13: 0000000000000000 R14: 00000000000010c0 R15: 0000000000000000 [ 86.727879][ T9844] ? __kasan_check_read+0x11/0x20 [ 86.732883][ T9844] ? __lock_acquire+0x16f2/0x4a00 [ 86.737892][ T9844] ? rwlock_bug.part.0+0x90/0x90 [ 86.742820][ T9844] ? lock_acquire+0x190/0x410 [ 86.747476][ T9844] ? mark_held_locks+0xf0/0xf0 [ 86.752227][ T9844] lock_acquire+0x190/0x410 [ 86.756719][ T9844] ? j1939_jsk_del+0x32/0x210 [ 86.761389][ T9844] _raw_spin_lock_bh+0x33/0x50 [ 86.766126][ T9844] ? j1939_jsk_del+0x32/0x210 [ 86.770778][ T9844] j1939_jsk_del+0x32/0x210 [ 86.775508][ T9844] ? lock_sock_nested+0xe2/0x120 [ 86.780433][ T9844] j1939_sk_bind+0x2ea/0x8f0 [ 86.785018][ T9844] __sys_bind+0x239/0x290 [ 86.789334][ T9844] ? __ia32_sys_socketpair+0xf0/0xf0 [ 86.794608][ T9844] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 86.800901][ T9844] ? put_timespec64+0xda/0x140 [ 86.805704][ T9844] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 86.811151][ T9844] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 86.816596][ T9844] ? do_syscall_64+0x26/0x790 [ 86.821257][ T9844] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 86.827303][ T9844] ? do_syscall_64+0x26/0x790 [ 86.831963][ T9844] __x64_sys_bind+0x73/0xb0 [ 86.836448][ T9844] do_syscall_64+0xfa/0x790 [ 86.841630][ T9844] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 86.847554][ T9844] RIP: 0033:0x45a679 [ 86.851439][ T9844] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 86.871046][ T9844] RSP: 002b:00007f0559e97c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000031 [ 86.879452][ T9844] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a679 [ 86.887411][ T9844] RDX: 0000000000000018 RSI: 0000000020000240 RDI: 0000000000000003 [ 86.895371][ T9844] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 86.903365][ T9844] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f0559e986d4 [ 86.911350][ T9844] R13: 00000000004c09e9 R14: 00000000004d37d0 R15: 00000000ffffffff [ 86.919310][ T9844] irq event stamp: 448 [ 86.923407][ T9844] hardirqs last enabled at (447): [] __local_bh_enable_ip+0x15a/0x270 [ 86.933199][ T9844] hardirqs last disabled at (445): [] __local_bh_enable_ip+0x11a/0x270 [ 86.942999][ T9844] softirqs last enabled at (446): [] lock_sock_nested+0x9a/0x120 [ 86.952359][ T9844] softirqs last disabled at (448): [] j1939_jsk_del+0x32/0x210 [ 86.961438][ T9844] ---[ end trace fd7143a8e1e9ff3f ]--- [ 86.966927][ T9844] ------------[ cut here ]------------ [ 86.972370][ T9844] WARNING: CPU: 0 PID: 9844 at kernel/locking/mutex.c:737 mutex_unlock+0x1d/0x30 [ 86.981447][ T9844] Modules linked in: [ 86.985371][ T9844] CPU: 0 PID: 9844 Comm: syz-executor.0 Tainted: G W 5.4.0-syzkaller #0 [ 86.994970][ T9844] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 87.005032][ T9844] RIP: 0010:mutex_unlock+0x1d/0x30 [ 87.010120][ T9844] Code: 4c 89 ff e8 05 86 f7 f9 e9 8c fb ff ff 55 65 8b 05 10 75 47 78 a9 00 ff 1f 00 48 89 e5 75 0b 48 8b 75 08 e8 45 f9 ff ff 5d c3 <0f> 0b 48 8b 75 08 e8 38 f9 ff ff 5d c3 66 0f 1f 44 00 00 48 b8 00 [ 87.029714][ T9844] RSP: 0018:ffff888099c3f428 EFLAGS: 00010006 [ 87.035785][ T9844] RAX: 0000000080000202 RBX: 1ffff11013387e87 RCX: ffffffff816bc9dd [ 87.043734][ T9844] RDX: 0000000000000000 RSI: ffffffff816bca3f RDI: ffffffff895c25a0 [ 87.051683][ T9844] RBP: ffff888099c3f428 R08: ffff888098720400 R09: 0000000000000000 [ 87.059640][ T9844] R10: fffffbfff12b84b4 R11: ffffffff895c25a7 R12: 0000000000000001 [ 87.067590][ T9844] R13: 0000000000000000 R14: ffffffff87bab400 R15: 000000000000058b [ 87.075555][ T9844] FS: 00007f0559e98700(0000) GS:ffff8880ae800000(0000) knlGS:0000000000000000 [ 87.084459][ T9844] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 87.091018][ T9844] CR2: 00007fe4d89e0000 CR3: 0000000099606000 CR4: 00000000001406f0 [ 87.098978][ T9844] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 87.106929][ T9844] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 87.114877][ T9844] Call Trace: [ 87.118152][ T9844] __crash_kexec+0x10b/0x200 [ 87.122737][ T9844] ? kexec_crash_loaded+0x20/0x20 [ 87.127740][ T9844] ? trace_hardirqs_off+0x62/0x240 [ 87.132832][ T9844] ? _raw_spin_unlock_irqrestore+0x9f/0xe0 [ 87.138629][ T9844] ? __printk_safe_flush+0x31e/0x3a0 [ 87.143956][ T9844] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 87.149725][ T9844] ? find_next_bit+0x107/0x130 [ 87.154475][ T9844] ? cpumask_next+0x41/0x50 [ 87.159047][ T9844] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 87.164806][ T9844] ? printk_safe_flush+0xf2/0x140 [ 87.169814][ T9844] ? mutex_trylock+0x1f0/0x2f0 [ 87.174558][ T9844] panic+0x308/0x75c [ 87.178451][ T9844] ? add_taint.cold+0x16/0x16 [ 87.183137][ T9844] ? printk+0xba/0xed [ 87.187128][ T9844] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 87.192608][ T9844] ? __warn.cold+0x14/0x3e [ 87.197014][ T9844] ? __warn+0xd9/0x1cf [ 87.201128][ T9844] ? mutex_trylock+0x279/0x2f0 [ 87.205937][ T9844] __warn.cold+0x2f/0x3e [ 87.210242][ T9844] ? report_bug.cold+0x63/0xb2 [ 87.215036][ T9844] ? mutex_trylock+0x279/0x2f0 [ 87.219829][ T9844] report_bug+0x289/0x300 [ 87.224173][ T9844] do_error_trap+0x11b/0x200 [ 87.228752][ T9844] do_invalid_op+0x37/0x50 [ 87.233165][ T9844] ? mutex_trylock+0x279/0x2f0 [ 87.237935][ T9844] invalid_op+0x23/0x30 [ 87.242085][ T9844] RIP: 0010:mutex_trylock+0x279/0x2f0 [ 87.247444][ T9844] Code: c9 41 b8 01 00 00 00 31 c9 ba 01 00 00 00 31 f6 e8 fc 12 a0 f9 58 48 8d 65 d8 b8 01 00 00 00 5b 41 5c 41 5d 41 5e 41 5f 5d c3 <0f> 0b e9 0c fe ff ff 48 c7 c7 e0 54 20 8b 48 89 4d d0 e8 b0 7a f7 [ 87.267037][ T9844] RSP: 0018:ffff888099c3f830 EFLAGS: 00010006 [ 87.273623][ T9844] RAX: 0000000080000201 RBX: 1ffff11013387f0e RCX: 0000000000000004 [ 87.281584][ T9844] RDX: 0000000000000000 RSI: ffffffff816bc9c5 RDI: ffffffff895c25a0 [ 87.289558][ T9844] RBP: ffff888099c3f860 R08: 0000000000000001 R09: fffffbfff12b381d [ 87.298212][ T9844] R10: fffffbfff12b381c R11: ffffffff8959c0e3 R12: ffffffff8b2054e0 [ 87.306211][ T9844] R13: ffff888099c3fa98 R14: ffffffff89561480 R15: ffffffff895c25a0 [ 87.314226][ T9844] ? __crash_kexec+0x85/0x200 [ 87.318901][ T9844] __crash_kexec+0x91/0x200 [ 87.323408][ T9844] ? kexec_crash_loaded+0x20/0x20 [ 87.328424][ T9844] ? trace_hardirqs_off+0x62/0x240 [ 87.333711][ T9844] ? _raw_spin_unlock_irqrestore+0x9f/0xe0 [ 87.339542][ T9844] ? __printk_safe_flush+0x31e/0x3a0 [ 87.344852][ T9844] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 87.350559][ T9844] ? find_next_bit+0x107/0x130 [ 87.355303][ T9844] ? cpumask_next+0x41/0x50 [ 87.359787][ T9844] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 87.365487][ T9844] ? printk_safe_flush+0xf2/0x140 [ 87.370504][ T9844] crash_kexec+0x78/0xe0 [ 87.374753][ T9844] oops_end+0xaa/0xf0 [ 87.378711][ T9844] die+0x3e/0x48 [ 87.382238][ T9844] do_general_protection+0x15d/0x370 [ 87.387514][ T9844] general_protection+0x2d/0x40 [ 87.392396][ T9844] RIP: 0010:__lock_acquire+0x1254/0x4a00 [ 87.398012][ T9844] Code: 00 0f 85 96 24 00 00 48 81 c4 f0 00 00 00 5b 41 5c 41 5d 41 5e 41 5f 5d c3 48 b8 00 00 00 00 00 fc ff df 4c 89 f2 48 c1 ea 03 <80> 3c 02 00 0f 85 0b 28 00 00 49 81 3e 20 19 78 8a 0f 84 5f ee ff [ 87.417607][ T9844] RSP: 0018:ffff888099c3fb48 EFLAGS: 00010006 [ 87.423669][ T9844] RAX: dffffc0000000000 RBX: 0000000000000000 RCX: 0000000000000000 [ 87.431627][ T9844] RDX: 0000000000000218 RSI: 0000000000000000 RDI: 0000000000000001 [ 87.439602][ T9844] RBP: ffff888099c3fc60 R08: 0000000000000001 R09: 0000000000000001 [ 87.447671][ T9844] R10: fffffbfff146e1d0 R11: ffff888098720400 R12: 00000000000010c0 [ 87.455726][ T9844] R13: 0000000000000000 R14: 00000000000010c0 R15: 0000000000000000 [ 87.463712][ T9844] ? __kasan_check_read+0x11/0x20 [ 87.468732][ T9844] ? __lock_acquire+0x16f2/0x4a00 [ 87.473756][ T9844] ? rwlock_bug.part.0+0x90/0x90 [ 87.478682][ T9844] ? lock_acquire+0x190/0x410 [ 87.483519][ T9844] ? mark_held_locks+0xf0/0xf0 [ 87.488268][ T9844] lock_acquire+0x190/0x410 [ 87.492767][ T9844] ? j1939_jsk_del+0x32/0x210 [ 87.497428][ T9844] _raw_spin_lock_bh+0x33/0x50 [ 87.502169][ T9844] ? j1939_jsk_del+0x32/0x210 [ 87.506822][ T9844] j1939_jsk_del+0x32/0x210 [ 87.511326][ T9844] ? lock_sock_nested+0xe2/0x120 [ 87.516242][ T9844] j1939_sk_bind+0x2ea/0x8f0 [ 87.520813][ T9844] __sys_bind+0x239/0x290 [ 87.525147][ T9844] ? __ia32_sys_socketpair+0xf0/0xf0 [ 87.530427][ T9844] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 87.536656][ T9844] ? put_timespec64+0xda/0x140 [ 87.541489][ T9844] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 87.546925][ T9844] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 87.552365][ T9844] ? do_syscall_64+0x26/0x790 [ 87.557022][ T9844] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 87.563067][ T9844] ? do_syscall_64+0x26/0x790 [ 87.567779][ T9844] __x64_sys_bind+0x73/0xb0 [ 87.572261][ T9844] do_syscall_64+0xfa/0x790 [ 87.576744][ T9844] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 87.582622][ T9844] RIP: 0033:0x45a679 [ 87.586495][ T9844] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 87.606081][ T9844] RSP: 002b:00007f0559e97c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000031 [ 87.614538][ T9844] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a679 [ 87.622518][ T9844] RDX: 0000000000000018 RSI: 0000000020000240 RDI: 0000000000000003 [ 87.630503][ T9844] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 87.638453][ T9844] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f0559e986d4 [ 87.646404][ T9844] R13: 00000000004c09e9 R14: 00000000004d37d0 R15: 00000000ffffffff [ 87.654358][ T9844] irq event stamp: 448 [ 87.658414][ T9844] hardirqs last enabled at (447): [] __local_bh_enable_ip+0x15a/0x270 [ 87.668219][ T9844] hardirqs last disabled at (445): [] __local_bh_enable_ip+0x11a/0x270 [ 87.678020][ T9844] softirqs last enabled at (446): [] lock_sock_nested+0x9a/0x120 [ 87.687373][ T9844] softirqs last disabled at (448): [] j1939_jsk_del+0x32/0x210 [ 87.696454][ T9844] ---[ end trace fd7143a8e1e9ff40 ]--- [ 87.703232][ T9844] Kernel Offset: disabled [ 87.707555][ T9844] Rebooting in 86400 seconds..