Starting Permit User Sessions... Starting OpenBSD Secure Shell server... [ OK ] Started Permit User Sessions. [ OK ] Started Getty on tty3. [ OK ] Started Getty on tty2. [ OK ] Started Getty on tty1. [ OK ] Started Getty on tty4. [ OK ] Started Getty on tty6. [ OK ] Started Getty on tty5. [ OK ] Started OpenBSD Secure Shell server. Warning: Permanently added '10.128.10.57' (ECDSA) to the list of known hosts. [* ] A start job is running for dev-ttyS0.device (8s / 1min 30s)[** ] A start job is running for dev-ttyS0.device (9s / 1min 30s)[*** ] A start job is running for dev-ttyS0.device (9s / 1min 30s)[ *** ] A start job is running for dev-ttyS0.device (10s / 1min 30s)[ *** ] A start job is running for dev-ttyS0.device (10s / 1min 30s)[ ***] A start job is running for dev-ttyS0.device (11s / 1min 30s)[ **] A start job is running for dev-ttyS0.device (12s / 1min 30s)[ *] A start job is running for dev-ttyS0.device (12s / 1min 30s)[ 19.374847][ T22] audit: type=1400 audit(1610255092.397:8): avc: denied { execmem } for pid=368 comm="syz-executor159" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=process permissive=1 [ 19.375637][ T368] ------------[ cut here ]------------ [ 19.401864][ T368] WARNING: CPU: 0 PID: 368 at mm/page_alloc.c:4837 __alloc_pages_nodemask+0x529/0x7c0 [ 19.411386][ T368] Kernel panic - not syncing: panic_on_warn set ... [ 19.417955][ T368] CPU: 0 PID: 368 Comm: syz-executor159 Not tainted 5.4.87-syzkaller-00101-g47494776db44 #0 [ 19.427993][ T368] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 19.438033][ T368] Call Trace: [ 19.441308][ T368] dump_stack+0x1dd/0x24e [ 19.445618][ T368] ? devkmsg_release+0x11c/0x11c [ 19.450543][ T368] ? show_regs_print_info+0x12/0x12 [ 19.455716][ T368] ? vprintk_store+0x690/0x690 [ 19.460464][ T368] ? __alloc_pages_nodemask+0x500/0x7c0 [ 19.465981][ T368] ? __alloc_pages_nodemask+0x500/0x7c0 [ 19.471510][ T368] panic+0x285/0x750 [ 19.475376][ T368] ? __warn+0xfa/0x200 [ 19.479416][ T368] ? nmi_panic+0x90/0x90 [ 19.483647][ T368] ? devkmsg_release+0x11c/0x11c [ 19.488650][ T368] ? is_valid_bugaddr+0xa0/0x150 [ 19.493566][ T368] ? stack_trace_save+0x120/0x1f0 [ 19.498565][ T368] ? __alloc_pages_nodemask+0x529/0x7c0 [ 19.504093][ T368] __warn+0x1fd/0x200 [ 19.508054][ T368] ? __alloc_pages_nodemask+0x529/0x7c0 [ 19.513573][ T368] report_bug+0x390/0x4d0 [ 19.517874][ T368] ? __alloc_pages_nodemask+0x529/0x7c0 [ 19.523401][ T368] do_invalid_op+0x6e/0x110 [ 19.527876][ T368] invalid_op+0x1e/0x30 [ 19.532013][ T368] RIP: 0010:__alloc_pages_nodemask+0x529/0x7c0 [ 19.538136][ T368] Code: 24 e0 00 00 00 0f 85 a3 02 00 00 4c 89 e0 48 8d 65 d8 5b 41 5c 41 5d 41 5e 41 5f 5d c3 41 f7 c6 00 20 00 00 0f 85 c9 fc ff ff <0f> 0b 45 31 e4 eb 96 31 db e9 24 fc ff ff 65 48 8b 1c 25 80 ed 01 [ 19.557714][ T368] RSP: 0018:ffff8881e8ea7900 EFLAGS: 00010246 [ 19.563764][ T368] RAX: ffff8881e8ea7980 RBX: 0000000000000020 RCX: 0000000000000000 [ 19.571703][ T368] RDX: 0000000000000028 RSI: 0000000000000000 RDI: ffff8881e8ea79a8 [ 19.579730][ T368] RBP: ffff8881e8ea7a38 R08: dffffc0000000000 R09: ffff8881e8ea7980 [ 19.587679][ T368] R10: ffffed103d1d4f35 R11: 0000000000000000 R12: 00000fffffffe000 [ 19.595902][ T368] R13: ffff8881e8ea7980 R14: 0000000000040d40 R15: dffffc0000000000 [ 19.603987][ T368] ? gfp_pfmemalloc_allowed+0x130/0x130 [ 19.609508][ T368] kmalloc_order_trace+0x2a/0xf0 [ 19.614418][ T368] __kmalloc+0x266/0x2d0 [ 19.618638][ T368] ? kmem_cache_alloc_trace+0xc3/0x290 [ 19.624076][ T368] kzalloc+0x22/0x40 [ 19.627937][ T368] incfs_alloc_mount_info+0x4a1/0x740 [ 19.633286][ T368] incfs_mount_fs+0x3be/0xa80 [ 19.637953][ T368] ? incfs_unlink+0x80/0x80 [ 19.642437][ T368] ? cred_has_capability+0x1b1/0x410 [ 19.647692][ T368] ? cred_has_capability+0x2c3/0x410 [ 19.652965][ T368] ? selinux_perf_event_write+0x100/0x100 [ 19.658666][ T368] ? vfs_parse_fs_param+0x2d3/0x440 [ 19.663841][ T368] ? vfs_parse_fs_string+0x1e9/0x290 [ 19.669101][ T368] ? cap_capable+0x23f/0x280 [ 19.673675][ T368] legacy_get_tree+0xde/0x170 [ 19.678416][ T368] ? incfs_unlink+0x80/0x80 [ 19.682907][ T368] vfs_get_tree+0x85/0x260 [ 19.687297][ T368] do_mount+0x18ab/0x2660 [ 19.691608][ T368] ? copy_mount_string+0x30/0x30 [ 19.696518][ T368] ? page_fault+0x2f/0x40 [ 19.700820][ T368] ? copy_mount_options+0x1e8/0x320 [ 19.705999][ T368] ? copy_mount_options+0x293/0x320 [ 19.711167][ T368] ksys_mount+0xc2/0xf0 [ 19.715346][ T368] __x64_sys_mount+0xb1/0xc0 [ 19.720006][ T368] do_syscall_64+0xcb/0x150 [ 19.724485][ T368] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 19.730357][ T368] RIP: 0033:0x4445c9 [ 19.734244][ T368] Code: 18 89 d0 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b d7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 19.753838][ T368] RSP: 002b:00007ffcc5241f88 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 19.762224][ T368] RAX: ffffffffffffffda RBX: 00007ffcc5241f90 RCX: 00000000004445c9 [ 19.770191][ T368] RDX: 0000000020000240 RSI: 0000000020000200 RDI: 00000000200001c0 [ 19.778144][ T368] RBP: 0000000000000000 R08: 0000000020000080 R09: 0000000000400df0 [ 19.786105][ T368] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000004021d0 [ 19.794070][ T368] R13: 0000000000402260 R14: 0000000000000000 R15: 0000000000000000 [ 19.802571][ T368] Kernel Offset: disabled [ 19.806892][ T368] Rebooting in 86400 seconds..