Warning: Permanently added '10.128.0.151' (ED25519) to the list of known hosts. 2024/01/11 01:51:58 ignoring optional flag "sandboxArg"="0" 2024/01/11 01:51:58 parsed 1 programs [ 39.766103][ T24] audit: type=1400 audit(1704937918.450:154): avc: denied { mounton } for pid=336 comm="syz-executor" path="/proc/sys/fs/binfmt_misc" dev="binfmt_misc" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:binfmt_misc_fs_t tclass=dir permissive=1 [ 39.791253][ T24] audit: type=1400 audit(1704937918.460:155): avc: denied { mount } for pid=336 comm="syz-executor" name="/" dev="binfmt_misc" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:binfmt_misc_fs_t tclass=filesystem permissive=1 [ 39.814581][ T24] audit: type=1400 audit(1704937918.480:156): avc: denied { unlink } for pid=336 comm="syz-executor" name="swap-file" dev="sda1" ino=1929 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:unlabeled_t tclass=file permissive=1 trawcon="root:object_r:swapfile_t" 2024/01/11 01:51:58 executed programs: 0 [ 39.858493][ T336] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 39.907849][ T342] bridge0: port 1(bridge_slave_0) entered blocking state [ 39.914995][ T342] bridge0: port 1(bridge_slave_0) entered disabled state [ 39.922638][ T342] device bridge_slave_0 entered promiscuous mode [ 39.929561][ T342] bridge0: port 2(bridge_slave_1) entered blocking state [ 39.936631][ T342] bridge0: port 2(bridge_slave_1) entered disabled state [ 39.943808][ T342] device bridge_slave_1 entered promiscuous mode [ 39.975267][ T24] audit: type=1400 audit(1704937918.660:157): avc: denied { write } for pid=342 comm="syz-executor.0" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 39.986676][ T342] bridge0: port 2(bridge_slave_1) entered blocking state [ 39.996575][ T24] audit: type=1400 audit(1704937918.660:158): avc: denied { read } for pid=342 comm="syz-executor.0" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 40.003511][ T342] bridge0: port 2(bridge_slave_1) entered forwarding state [ 40.003598][ T342] bridge0: port 1(bridge_slave_0) entered blocking state [ 40.037906][ T342] bridge0: port 1(bridge_slave_0) entered forwarding state [ 40.054508][ T15] bridge0: port 1(bridge_slave_0) entered disabled state [ 40.061729][ T15] bridge0: port 2(bridge_slave_1) entered disabled state [ 40.068798][ T15] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 40.076689][ T15] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 40.092703][ T15] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 40.100722][ T15] bridge0: port 1(bridge_slave_0) entered blocking state [ 40.107588][ T15] bridge0: port 1(bridge_slave_0) entered forwarding state [ 40.115408][ T15] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 40.123551][ T15] bridge0: port 2(bridge_slave_1) entered blocking state [ 40.130400][ T15] bridge0: port 2(bridge_slave_1) entered forwarding state [ 40.137659][ T15] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 40.145631][ T15] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 40.159326][ T342] device veth0_vlan entered promiscuous mode [ 40.165720][ T292] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 40.174223][ T292] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 40.182674][ T292] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 40.191851][ T292] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 40.203263][ T52] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 40.212559][ T342] device veth1_macvtap entered promiscuous mode [ 40.222181][ T52] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 40.234375][ T292] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 40.247014][ T24] audit: type=1400 audit(1704937918.930:159): avc: denied { mounton } for pid=342 comm="syz-executor.0" path="/dev/binderfs" dev="devtmpfs" ino=357 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:device_t tclass=dir permissive=1 [ 40.274247][ T24] audit: type=1400 audit(1704937918.960:160): avc: denied { ioctl } for pid=348 comm="syz-executor.0" path="/dev/loop-control" dev="devtmpfs" ino=110 ioctlcmd=0x4c81 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:loop_control_device_t tclass=chr_file permissive=1 [ 40.308257][ T347] udevd[347]: inotify_add_watch(7, /dev/loop0, 10) failed: No such file or directory [ 40.322746][ T351] FAULT_INJECTION: forcing a failure. [ 40.322746][ T351] name failslab, interval 1, probability 0, space 0, times 1 [ 40.335374][ T351] CPU: 0 PID: 351 Comm: syz-executor.0 Not tainted 5.10.206-syzkaller-999742-g721689706261 #0 [ 40.345517][ T351] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/17/2023 [ 40.355491][ T351] Call Trace: [ 40.358624][ T351] dump_stack_lvl+0x1e2/0x24b [ 40.363268][ T351] ? bfq_pos_tree_add_move+0x43b/0x43b [ 40.368631][ T351] dump_stack+0x15/0x17 [ 40.372639][ T351] should_fail+0x3c6/0x510 [ 40.377403][ T351] ? skb_clone+0x1de/0x370 [ 40.381942][ T351] __should_failslab+0xa4/0xe0 [ 40.386550][ T351] should_failslab+0x9/0x20 [ 40.390956][ T351] kmem_cache_alloc+0x3d/0x2e0 [ 40.395560][ T351] ? _raw_read_lock+0x40/0x40 [ 40.400070][ T351] skb_clone+0x1de/0x370 [ 40.404339][ T351] netlink_broadcast_filtered+0x6b0/0x1270 [ 40.410061][ T351] netlink_broadcast+0x3a/0x50 [ 40.414652][ T351] kobject_uevent_net_broadcast+0x3a1/0x590 [ 40.420374][ T351] kobject_uevent_env+0x525/0x700 [ 40.425319][ T351] ? __kasan_check_write+0x14/0x20 [ 40.430361][ T351] kobject_uevent+0x1f/0x30 [ 40.434961][ T351] device_add+0x791/0xbc0 [ 40.439347][ T351] device_create+0x259/0x2e0 [ 40.443957][ T351] ? root_device_unregister+0x80/0x80 [ 40.449428][ T351] ? memset+0x35/0x40 [ 40.453625][ T351] ? number+0xb5a/0xf80 [ 40.457816][ T351] bdi_register_va+0x93/0x610 [ 40.462522][ T351] bdi_register+0xd1/0x120 [ 40.466775][ T351] ? vsnprintf+0x1e1/0x1c70 [ 40.471107][ T351] ? __device_add_disk+0x552/0x11a0 [ 40.476350][ T351] ? bdi_register_va+0x610/0x610 [ 40.481085][ T351] ? __kasan_check_read+0x11/0x20 [ 40.486050][ T351] ? blk_alloc_devt+0xd7/0x330 [ 40.490633][ T351] __device_add_disk+0x5de/0x11a0 [ 40.495781][ T351] ? device_add_disk+0x40/0x40 [ 40.500373][ T351] ? vsprintf+0x40/0x40 [ 40.504577][ T351] ? device_initialize+0x1e1/0x420 [ 40.509504][ T351] device_add_disk+0x2a/0x40 [ 40.513919][ T351] loop_add+0x580/0x750 [ 40.518094][ T351] loop_control_ioctl+0x448/0x620 [ 40.523137][ T351] ? loop_remove+0xb0/0xb0 [ 40.527464][ T351] ? __fget_files+0x31e/0x380 [ 40.531986][ T351] ? security_file_ioctl+0x84/0xb0 [ 40.537010][ T351] ? loop_remove+0xb0/0xb0 [ 40.541267][ T351] __se_sys_ioctl+0x114/0x190 [ 40.545940][ T351] __x64_sys_ioctl+0x7b/0x90 [ 40.551741][ T351] do_syscall_64+0x34/0x70 [ 40.555949][ T351] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 40.561753][ T351] RIP: 0033:0x7fcfcd404ae9 [ 40.566015][ T351] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 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 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 40.585890][ T351] RSP: 002b:00007fcfccf870c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 40.594746][ T351] RAX: ffffffffffffffda RBX: 00007fcfcd523f80 RCX: 00007fcfcd404ae9 [ 40.603393][ T351] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000003 [ 40.611540][ T351] RBP: 00007fcfccf87120 R08: 0000000000000000 R09: 0000000000000000 [ 40.619349][ T351] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 40.627271][ T351] R13: 000000000000000b R14: 00007fcfcd523f80 R15: 00007ffdd33810c8 [ 40.644840][ T24] audit: type=1400 audit(1704937919.330:161): avc: denied { read write } for pid=342 comm="syz-executor.0" name="loop0" dev="devtmpfs" ino=358 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:device_t tclass=blk_file permissive=1 [ 40.673044][ T24] audit: type=1400 audit(1704937919.360:162): avc: denied { open } for pid=342 comm="syz-executor.0" path="/dev/loop0" dev="devtmpfs" ino=358 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:device_t tclass=blk_file permissive=1 [ 40.698251][ T24] audit: type=1400 audit(1704937919.360:163): avc: denied { ioctl } for pid=342 comm="syz-executor.0" path="/dev/loop0" dev="devtmpfs" ino=358 ioctlcmd=0x4c01 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:device_t tclass=blk_file permissive=1 [ 40.764436][ T355] FAULT_INJECTION: forcing a failure. [ 40.764436][ T355] name failslab, interval 1, probability 0, space 0, times 0 [ 40.777227][ T355] CPU: 1 PID: 355 Comm: syz-executor.0 Not tainted 5.10.206-syzkaller-999742-g721689706261 #0 [ 40.787210][ T355] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/17/2023 [ 40.797521][ T355] Call Trace: [ 40.800607][ T355] dump_stack_lvl+0x1e2/0x24b [ 40.805511][ T355] ? bfq_pos_tree_add_move+0x43b/0x43b [ 40.810896][ T355] dump_stack+0x15/0x17 [ 40.814869][ T355] should_fail+0x3c6/0x510 [ 40.819149][ T355] ? device_add+0xbe/0xbc0 [ 40.823376][ T355] __should_failslab+0xa4/0xe0 [ 40.828062][ T355] should_failslab+0x9/0x20 [ 40.832409][ T355] kmem_cache_alloc_trace+0x3a/0x2e0 [ 40.837529][ T355] ? __kasan_check_write+0x14/0x20 [ 40.842562][ T355] device_add+0xbe/0xbc0 [ 40.846735][ T355] __device_add_disk+0x785/0x11a0 [ 40.851754][ T355] ? device_add_disk+0x40/0x40 [ 40.856352][ T355] ? vsprintf+0x40/0x40 [ 40.860432][ T355] ? device_initialize+0x1e1/0x420 [ 40.865469][ T355] device_add_disk+0x2a/0x40 [ 40.870063][ T355] loop_add+0x580/0x750 [ 40.875362][ T355] loop_control_ioctl+0x448/0x620 [ 40.880321][ T355] ? loop_remove+0xb0/0xb0 [ 40.884762][ T355] ? __fget_files+0x31e/0x380 [ 40.889360][ T355] ? security_file_ioctl+0x84/0xb0 [ 40.894302][ T355] ? loop_remove+0xb0/0xb0 [ 40.898654][ T355] __se_sys_ioctl+0x114/0x190 [ 40.903263][ T355] __x64_sys_ioctl+0x7b/0x90 [ 40.907795][ T355] do_syscall_64+0x34/0x70 [ 40.912130][ T355] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 40.917917][ T355] RIP: 0033:0x7fcfcd404ae9 [ 40.922713][ T355] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 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 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 40.942232][ T355] RSP: 002b:00007fcfccf660c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 40.950665][ T355] RAX: ffffffffffffffda RBX: 00007fcfcd524050 RCX: 00007fcfcd404ae9 [ 40.958647][ T355] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000003 [ 40.966981][ T355] RBP: 00007fcfccf66120 R08: 0000000000000000 R09: 0000000000000000 [ 40.974793][ T355] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 40.982709][ T355] R13: 000000000000006e R14: 00007fcfcd524050 R15: 00007ffdd33810c8 [ 40.992562][ T355] kobject_add_internal failed for queue (error: -2 parent: loop0) [ 41.000588][ T355] ------------[ cut here ]------------ [ 41.006132][ T355] WARNING: CPU: 1 PID: 355 at fs/sysfs/file.c:328 sysfs_create_files+0x325/0x470 [ 41.015385][ T355] Modules linked in: [ 41.019324][ T355] CPU: 1 PID: 355 Comm: syz-executor.0 Not tainted 5.10.206-syzkaller-999742-g721689706261 #0 [ 41.030062][ T355] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/17/2023 [ 41.040183][ T355] RIP: 0010:sysfs_create_files+0x325/0x470 [ 41.045893][ T355] Code: c1 03 38 c1 0f 8c b7 fe ff ff 48 8d 7c 24 70 e8 21 a9 d4 ff e9 a8 fe ff ff e8 c7 3c 97 ff 31 db e9 ef 00 00 00 e8 bb 3c 97 ff <0f> 0b bb ea ff ff ff 4c 8b 74 24 08 eb 17 85 db 0f 84 cf 00 00 00 [ 41.065441][ T355] RSP: 0018:ffffc90000f47b00 EFLAGS: 00010293 [ 41.071308][ T355] RAX: ffffffff81d36ab8 RBX: ffff88810d317098 RCX: ffff88810c258000 [ 41.079086][ T355] RDX: 0000000000000000 RSI: ffffffff863514a0 RDI: ffff88810d317068 [ 41.087031][ T355] RBP: ffffc90000f47bd0 R08: ffffffff82701b47 R09: ffffed102159169c [ 41.094824][ T355] R10: 0000000000000000 R11: dffffc0000000001 R12: 0000000000000000 [ 41.102642][ T355] R13: ffffffff855f5fa0 R14: dffffc0000000000 R15: ffff88810d317068 [ 41.110507][ T355] FS: 00007fcfccf666c0(0000) GS:ffff8881f7300000(0000) knlGS:0000000000000000 [ 41.119314][ T355] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 41.125717][ T355] CR2: 00007fcfccf65ff8 CR3: 000000010d342000 CR4: 00000000003506a0 [ 41.133548][ T355] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 41.141599][ T355] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 41.149387][ T355] Call Trace: [ 41.152569][ T355] ? show_regs+0x58/0x60 [ 41.156598][ T355] ? __warn+0x160/0x2f0 [ 41.160622][ T355] ? sysfs_create_files+0x325/0x470 [ 41.165923][ T355] ? report_bug+0x3d9/0x5b0 [ 41.170446][ T355] ? sysfs_create_files+0x325/0x470 [ 41.175703][ T355] ? handle_bug+0x41/0x70 [ 41.179812][ T355] ? exc_invalid_op+0x1b/0x50 [ 41.184361][ T355] ? asm_exc_invalid_op+0x12/0x20 [ 41.189180][ T355] ? kobject_get+0xc7/0x120 [ 41.193665][ T355] ? sysfs_create_files+0x458/0x470 [ 41.198650][ T355] ? sysfs_create_files+0x325/0x470 [ 41.203806][ T355] ? sysfs_create_file_ns+0x2a0/0x2a0 [ 41.208973][ T355] ? __kasan_check_write+0x14/0x20 [ 41.214060][ T355] ? kobject_get+0xd1/0x120 [ 41.218366][ T355] __device_add_disk+0x9a7/0x11a0 [ 41.223261][ T355] ? device_add_disk+0x40/0x40 [ 41.228095][ T355] ? vsprintf+0x40/0x40 [ 41.232164][ T355] ? device_initialize+0x1e1/0x420 [ 41.237131][ T355] device_add_disk+0x2a/0x40 [ 41.241968][ T355] loop_add+0x580/0x750 [ 41.245950][ T355] loop_control_ioctl+0x448/0x620 [ 41.251003][ T355] ? loop_remove+0xb0/0xb0 [ 41.255493][ T355] ? __fget_files+0x31e/0x380 [ 41.260030][ T355] ? security_file_ioctl+0x84/0xb0 [ 41.265116][ T355] ? loop_remove+0xb0/0xb0 [ 41.269485][ T355] __se_sys_ioctl+0x114/0x190 [ 41.274013][ T355] __x64_sys_ioctl+0x7b/0x90 [ 41.278402][ T355] do_syscall_64+0x34/0x70 [ 41.282702][ T355] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 41.289243][ T355] RIP: 0033:0x7fcfcd404ae9 [ 41.293527][ T355] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 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 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 41.315852][ T355] RSP: 002b:00007fcfccf660c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 41.324687][ T355] RAX: ffffffffffffffda RBX: 00007fcfcd524050 RCX: 00007fcfcd404ae9 [ 41.332900][ T355] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000003 [ 41.340931][ T355] RBP: 00007fcfccf66120 R08: 0000000000000000 R09: 0000000000000000 [ 41.349417][ T355] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 41.357445][ T355] R13: 000000000000006e R14: 00007fcfcd524050 R15: 00007ffdd33810c8 [ 41.365946][ T355] ---[ end trace 19966bab860415b8 ]--- [ 41.371173][ T355] ------------[ cut here ]------------ [ 41.376810][ T355] kernfs: can not remove 'events', no directory [ 41.383254][ T355] WARNING: CPU: 1 PID: 355 at fs/kernfs/dir.c:1517 kernfs_remove_by_name_ns+0xbf/0x110 [ 41.393957][ T355] Modules linked in: [ 41.397737][ T355] CPU: 1 PID: 355 Comm: syz-executor.0 Tainted: G W 5.10.206-syzkaller-999742-g721689706261 #0 [ 41.409808][ T355] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/17/2023 [ 41.420020][ T355] RIP: 0010:kernfs_remove_by_name_ns+0xbf/0x110 [ 41.426268][ T355] Code: ff 03 48 89 df e8 d1 ef ff ff 48 89 df e8 a9 b3 ff ff 31 db eb 27 e8 90 9b 97 ff 48 c7 c7 80 bb 4a 85 4c 89 fe e8 f1 2c 6b ff <0f> 0b bb fe ff ff ff eb 16 e8 73 9b 97 ff bb fe ff ff ff 48 c7 c7 [ 41.446334][ T355] RSP: 0018:ffffc90000f47ad8 EFLAGS: 00010246 [ 41.452425][ T355] RAX: 4e155e0f1be0ce00 RBX: 0000000000000000 RCX: ffff88810c258000 [ 41.460316][ T355] RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000 [ 41.469162][ T355] RBP: ffffc90000f47af0 R08: ffffffff81521ca8 R09: fffff520001e8e71 [ 41.477304][ T355] R10: 0000000000000000 R11: dffffc0000000001 R12: 0000000000000000 [ 41.485147][ T355] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffff855f6060 [ 41.492965][ T355] FS: 00007fcfccf666c0(0000) GS:ffff8881f7300000(0000) knlGS:0000000000000000 [ 41.501971][ T355] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 41.508482][ T355] CR2: 00007fcfccf65ff8 CR3: 000000010d342000 CR4: 00000000003506a0 [ 41.516462][ T355] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 41.524274][ T355] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 41.532375][ T355] Call Trace: [ 41.535515][ T355] ? show_regs+0x58/0x60 [ 41.539588][ T355] ? __warn+0x160/0x2f0 [ 41.543735][ T355] ? kernfs_remove_by_name_ns+0xbf/0x110 [ 41.549573][ T355] ? report_bug+0x3d9/0x5b0 [ 41.554073][ T355] ? kernfs_remove_by_name_ns+0xbf/0x110 [ 41.559487][ T355] ? handle_bug+0x41/0x70 [ 41.564654][ T355] ? exc_invalid_op+0x1b/0x50 [ 41.569827][ T355] ? asm_exc_invalid_op+0x12/0x20 [ 41.574704][ T355] ? wake_up_klogd+0xb8/0xf0 [ 41.579270][ T355] ? kernfs_remove_by_name_ns+0xbf/0x110 [ 41.584920][ T355] ? kernfs_remove_by_name_ns+0xbf/0x110 [ 41.590376][ T355] sysfs_create_files+0x3de/0x470 [ 41.595316][ T355] ? sysfs_create_file_ns+0x2a0/0x2a0 [ 41.600526][ T355] ? __kasan_check_write+0x14/0x20 [ 41.606063][ T355] ? kobject_get+0xd1/0x120 [ 41.611392][ T355] __device_add_disk+0x9a7/0x11a0 [ 41.616246][ T355] ? device_add_disk+0x40/0x40 [ 41.620912][ T355] ? vsprintf+0x40/0x40 [ 41.625659][ T355] ? device_initialize+0x1e1/0x420 [ 41.631165][ T355] device_add_disk+0x2a/0x40 [ 41.635629][ T355] loop_add+0x580/0x750 [ 41.639769][ T355] loop_control_ioctl+0x448/0x620 [ 41.645547][ T355] ? loop_remove+0xb0/0xb0 [ 41.650251][ T355] ? __fget_files+0x31e/0x380 [ 41.655284][ T355] ? security_file_ioctl+0x84/0xb0 [ 41.660364][ T355] ? loop_remove+0xb0/0xb0 [ 41.664673][ T355] __se_sys_ioctl+0x114/0x190 [ 41.669213][ T355] __x64_sys_ioctl+0x7b/0x90 [ 41.673798][ T355] do_syscall_64+0x34/0x70 [ 41.678260][ T355] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 41.684019][ T355] RIP: 0033:0x7fcfcd404ae9 [ 41.688357][ T355] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 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 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 41.708216][ T355] RSP: 002b:00007fcfccf660c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 41.716817][ T355] RAX: ffffffffffffffda RBX: 00007fcfcd524050 RCX: 00007fcfcd404ae9 [ 41.725189][ T355] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000003 [ 41.733226][ T355] RBP: 00007fcfccf66120 R08: 0000000000000000 R09: 0000000000000000 [ 41.741342][ T355] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 41.749159][ T355] R13: 000000000000006e R14: 00007fcfcd524050 R15: 00007ffdd33810c8 [ 41.757367][ T355] ---[ end trace 19966bab860415b9 ]--- [ 41.762811][ T355] loop0: failed to create sysfs files for events [ 41.777012][ T358] ------------[ cut here ]------------ [ 41.783331][ T358] kernfs: can not remove 'events', no directory [ 41.789698][ T358] WARNING: CPU: 0 PID: 358 at fs/kernfs/dir.c:1517 kernfs_remove_by_name_ns+0xbf/0x110 [ 41.799609][ T358] Modules linked in: [ 41.804015][ T358] CPU: 0 PID: 358 Comm: syz-executor.0 Tainted: G W 5.10.206-syzkaller-999742-g721689706261 #0 [ 41.816019][ T358] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/17/2023 [ 41.826355][ T358] RIP: 0010:kernfs_remove_by_name_ns+0xbf/0x110 [ 41.832882][ T358] Code: ff 03 48 89 df e8 d1 ef ff ff 48 89 df e8 a9 b3 ff ff 31 db eb 27 e8 90 9b 97 ff 48 c7 c7 80 bb 4a 85 4c 89 fe e8 f1 2c 6b ff <0f> 0b bb fe ff ff ff eb 16 e8 73 9b 97 ff bb fe ff ff ff 48 c7 c7 [ 41.852957][ T358] RSP: 0018:ffffc90000f17c18 EFLAGS: 00010246 [ 41.859020][ T358] RAX: 361ccccaa6a86f00 RBX: 0000000000000000 RCX: ffff88810c25a780 [ 41.867231][ T358] RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000 [ 41.875309][ T358] RBP: ffffc90000f17c30 R08: ffffffff81521ca8 R09: ffffed103ee44e8b [ 41.883863][ T358] R10: 0000000000000000 R11: dffffc0000000001 R12: 0000000000000000 [ 41.892626][ T358] R13: ffffffff863514a0 R14: 0000000000000000 R15: ffffffff855f6060 [ 41.901124][ T358] FS: 00007fcfccf876c0(0000) GS:ffff8881f7200000(0000) knlGS:0000000000000000 [ 41.910851][ T358] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 41.917911][ T358] CR2: 00007fcfccf66d58 CR3: 0000000117a98000 CR4: 00000000003506b0 [ 41.926343][ T358] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 41.934507][ T358] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 41.942833][ T358] Call Trace: [ 41.946010][ T358] ? show_regs+0x58/0x60 [ 41.950082][ T358] ? __warn+0x160/0x2f0 [ 41.954473][ T358] ? kernfs_remove_by_name_ns+0xbf/0x110 [ 41.960202][ T358] ? report_bug+0x3d9/0x5b0 [ 41.965199][ T358] ? kernfs_remove_by_name_ns+0xbf/0x110 [ 41.970923][ T358] ? handle_bug+0x41/0x70 [ 41.975384][ T358] ? exc_invalid_op+0x1b/0x50 [ 41.979969][ T358] ? asm_exc_invalid_op+0x12/0x20 [ 41.985787][ T358] ? wake_up_klogd+0xb8/0xf0 [ 41.990613][ T358] ? kernfs_remove_by_name_ns+0xbf/0x110 [ 41.996626][ T358] ? kernfs_remove_by_name_ns+0xbf/0x110 [ 42.003119][ T358] sysfs_remove_files+0xa5/0x100 [ 42.008213][ T358] del_gendisk+0x248/0xa90 [ 42.013030][ T358] ? device_add_disk_no_queue_reg+0x30/0x30 [ 42.018829][ T358] ? radix_tree_delete_item+0x24d/0x350 [ 42.024672][ T358] loop_remove+0x46/0xb0 [ 42.028894][ T358] loop_control_ioctl+0x564/0x620 [ 42.034073][ T358] ? loop_remove+0xb0/0xb0 [ 42.038653][ T358] ? __fget_files+0x31e/0x380 [ 42.044186][ T358] ? security_file_ioctl+0x84/0xb0 [ 42.049184][ T358] ? loop_remove+0xb0/0xb0 [ 42.053666][ T358] __se_sys_ioctl+0x114/0x190 [ 42.058282][ T358] __x64_sys_ioctl+0x7b/0x90 [ 42.063083][ T358] do_syscall_64+0x34/0x70 [ 42.067393][ T358] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 42.073399][ T358] RIP: 0033:0x7fcfcd404ae9 [ 42.077888][ T358] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 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 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 42.097988][ T358] RSP: 002b:00007fcfccf870c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 42.106509][ T358] RAX: ffffffffffffffda RBX: 00007fcfcd523f80 RCX: 00007fcfcd404ae9 [ 42.114650][ T358] RDX: 0000000000000000 RSI: 0000000000004c81 RDI: 0000000000000003 [ 42.123182][ T358] RBP: 00007fcfcd45047a R08: 0000000000000000 R09: 0000000000000000 [ 42.131416][ T358] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 42.139813][ T358] R13: 000000000000000b R14: 00007fcfcd523f80 R15: 00007ffdd33810c8 [ 42.148247][ T358] ---[ end trace 19966bab860415ba ]--- [ 42.154133][ T358] ------------[ cut here ]------------ [ 42.159475][ T358] kernfs: can not remove 'events_async', no directory [ 42.166403][ T358] WARNING: CPU: 0 PID: 358 at fs/kernfs/dir.c:1517 kernfs_remove_by_name_ns+0xbf/0x110 [ 42.176212][ T358] Modules linked in: [ 42.180175][ T358] CPU: 0 PID: 358 Comm: syz-executor.0 Tainted: G W 5.10.206-syzkaller-999742-g721689706261 #0 [ 42.191986][ T358] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/17/2023 [ 42.202616][ T358] RIP: 0010:kernfs_remove_by_name_ns+0xbf/0x110 [ 42.209066][ T358] Code: ff 03 48 89 df e8 d1 ef ff ff 48 89 df e8 a9 b3 ff ff 31 db eb 27 e8 90 9b 97 ff 48 c7 c7 80 bb 4a 85 4c 89 fe e8 f1 2c 6b ff <0f> 0b bb fe ff ff ff eb 16 e8 73 9b 97 ff bb fe ff ff ff 48 c7 c7 [ 42.229727][ T358] RSP: 0018:ffffc90000f17c18 EFLAGS: 00010246 [ 42.236058][ T358] RAX: 361ccccaa6a86f00 RBX: 0000000000000000 RCX: ffff88810c25a780 [ 42.244122][ T358] RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000 [ 42.252435][ T358] RBP: ffffc90000f17c30 R08: ffffffff81521ca8 R09: ffffed103ee4a5f8 [ 42.260483][ T358] R10: 0000000000000000 R11: dffffc0000000001 R12: 0000000000000000 [ 42.269058][ T358] R13: ffffffff863514a0 R14: 0000000000000000 R15: ffffffff855f6100 [ 42.277241][ T358] FS: 00007fcfccf876c0(0000) GS:ffff8881f7200000(0000) knlGS:0000000000000000 [ 42.286230][ T358] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.292842][ T358] CR2: 00007fcfccf66d58 CR3: 0000000117a98000 CR4: 00000000003506b0 [ 42.300871][ T358] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 42.309560][ T358] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 42.317871][ T358] Call Trace: [ 42.321030][ T358] ? show_regs+0x58/0x60 [ 42.325465][ T358] ? __warn+0x160/0x2f0 [ 42.329498][ T358] ? kernfs_remove_by_name_ns+0xbf/0x110 [ 42.335295][ T358] ? report_bug+0x3d9/0x5b0 [ 42.339775][ T358] ? kernfs_remove_by_name_ns+0xbf/0x110 [ 42.345650][ T358] ? handle_bug+0x41/0x70 [ 42.349935][ T358] ? exc_invalid_op+0x1b/0x50 [ 42.354844][ T358] ? asm_exc_invalid_op+0x12/0x20 [ 42.359875][ T358] ? wake_up_klogd+0xb8/0xf0 [ 42.364762][ T358] ? kernfs_remove_by_name_ns+0xbf/0x110 [ 42.370455][ T358] ? kernfs_remove_by_name_ns+0xbf/0x110 [ 42.376208][ T358] sysfs_remove_files+0xa5/0x100 [ 42.381144][ T358] del_gendisk+0x248/0xa90 [ 42.385631][ T358] ? device_add_disk_no_queue_reg+0x30/0x30 [ 42.391838][ T358] ? radix_tree_delete_item+0x24d/0x350 [ 42.397327][ T358] loop_remove+0x46/0xb0 [ 42.401781][ T358] loop_control_ioctl+0x564/0x620 [ 42.406881][ T358] ? loop_remove+0xb0/0xb0 [ 42.412378][ T358] ? __fget_files+0x31e/0x380 [ 42.416948][ T358] ? security_file_ioctl+0x84/0xb0 [ 42.422141][ T358] ? loop_remove+0xb0/0xb0 [ 42.426440][ T358] __se_sys_ioctl+0x114/0x190 [ 42.430955][ T358] __x64_sys_ioctl+0x7b/0x90 [ 42.435754][ T358] do_syscall_64+0x34/0x70 [ 42.440241][ T358] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 42.446478][ T358] RIP: 0033:0x7fcfcd404ae9 [ 42.450863][ T358] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 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 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 42.471001][ T358] RSP: 002b:00007fcfccf870c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 42.479907][ T358] RAX: ffffffffffffffda RBX: 00007fcfcd523f80 RCX: 00007fcfcd404ae9 [ 42.487980][ T358] RDX: 0000000000000000 RSI: 0000000000004c81 RDI: 0000000000000003 [ 42.496217][ T358] RBP: 00007fcfcd45047a R08: 0000000000000000 R09: 0000000000000000 [ 42.504273][ T358] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 42.512481][ T358] R13: 000000000000000b R14: 00007fcfcd523f80 R15: 00007ffdd33810c8 [ 42.520546][ T358] ---[ end trace 19966bab860415bb ]--- [ 42.526258][ T358] ------------[ cut here ]------------ [ 42.531916][ T358] kernfs: can not remove 'events_poll_msecs', no directory [ 42.539092][ T358] WARNING: CPU: 0 PID: 358 at fs/kernfs/dir.c:1517 kernfs_remove_by_name_ns+0xbf/0x110 [ 42.549577][ T358] Modules linked in: [ 42.553695][ T358] CPU: 0 PID: 358 Comm: syz-executor.0 Tainted: G W 5.10.206-syzkaller-999742-g721689706261 #0 [ 42.565602][ T358] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/17/2023 [ 42.575848][ T358] RIP: 0010:kernfs_remove_by_name_ns+0xbf/0x110 [ 42.582389][ T358] Code: ff 03 48 89 df e8 d1 ef ff ff 48 89 df e8 a9 b3 ff ff 31 db eb 27 e8 90 9b 97 ff 48 c7 c7 80 bb 4a 85 4c 89 fe e8 f1 2c 6b ff <0f> 0b bb fe ff ff ff eb 16 e8 73 9b 97 ff bb fe ff ff ff 48 c7 c7 [ 42.603003][ T358] RSP: 0018:ffffc90000f17c18 EFLAGS: 00010246 [ 42.608982][ T358] RAX: 361ccccaa6a86f00 RBX: 0000000000000000 RCX: ffff88810c25a780 [ 42.617638][ T358] RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000 [ 42.625927][ T358] RBP: ffffc90000f17c30 R08: ffffffff81521ca8 R09: ffffed103ee44e8b [ 42.634059][ T358] R10: 0000000000000000 R11: dffffc0000000001 R12: 0000000000000000 [ 42.642201][ T358] R13: ffffffff863514a0 R14: 0000000000000000 R15: ffffffff855f6120 [ 42.650097][ T358] FS: 00007fcfccf876c0(0000) GS:ffff8881f7200000(0000) knlGS:0000000000000000 [ 42.660257][ T358] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.667059][ T358] CR2: 00007fcfccf66d58 CR3: 0000000117a98000 CR4: 00000000003506b0 [ 42.675119][ T358] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 42.683239][ T358] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 42.691544][ T358] Call Trace: [ 42.694709][ T358] ? show_regs+0x58/0x60 [ 42.698793][ T358] ? __warn+0x160/0x2f0 [ 42.703173][ T358] ? kernfs_remove_by_name_ns+0xbf/0x110 [ 42.708866][ T358] ? report_bug+0x3d9/0x5b0 [ 42.713456][ T358] ? kernfs_remove_by_name_ns+0xbf/0x110 [ 42.718970][ T358] ? handle_bug+0x41/0x70 [ 42.723467][ T358] ? exc_invalid_op+0x1b/0x50 [ 42.728010][ T358] ? asm_exc_invalid_op+0x12/0x20 [ 42.733301][ T358] ? wake_up_klogd+0xb8/0xf0 [ 42.737759][ T358] ? kernfs_remove_by_name_ns+0xbf/0x110 [ 42.743566][ T358] ? kernfs_remove_by_name_ns+0xbf/0x110 [ 42.749070][ T358] sysfs_remove_files+0xa5/0x100 [ 42.754125][ T358] del_gendisk+0x248/0xa90 [ 42.758423][ T358] ? device_add_disk_no_queue_reg+0x30/0x30 [ 42.764480][ T358] ? radix_tree_delete_item+0x24d/0x350 [ 42.770260][ T358] loop_remove+0x46/0xb0 [ 42.774648][ T358] loop_control_ioctl+0x564/0x620 [ 42.779570][ T358] ? loop_remove+0xb0/0xb0 [ 42.784149][ T358] ? __fget_files+0x31e/0x380 [ 42.788713][ T358] ? security_file_ioctl+0x84/0xb0 [ 42.794959][ T358] ? loop_remove+0xb0/0xb0 [ 42.799253][ T358] __se_sys_ioctl+0x114/0x190 [ 42.804170][ T358] __x64_sys_ioctl+0x7b/0x90 [ 42.808636][ T358] do_syscall_64+0x34/0x70 [ 42.813085][ T358] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 42.818931][ T358] RIP: 0033:0x7fcfcd404ae9 [ 42.823416][ T358] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 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 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 42.843194][ T358] RSP: 002b:00007fcfccf870c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 42.852390][ T358] RAX: ffffffffffffffda RBX: 00007fcfcd523f80 RCX: 00007fcfcd404ae9 [ 42.860439][ T358] RDX: 0000000000000000 RSI: 0000000000004c81 RDI: 0000000000000003 [ 42.868501][ T358] RBP: 00007fcfcd45047a R08: 0000000000000000 R09: 0000000000000000 [ 42.876721][ T358] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 42.884891][ T358] R13: 000000000000000b R14: 00007fcfcd523f80 R15: 00007ffdd33810c8 [ 42.892927][ T358] ---[ end trace 19966bab860415bc ]--- [ 42.898377][ T358] ------------[ cut here ]------------ [ 42.904014][ T358] kernfs: can not remove 'bdi', no directory [ 42.909958][ T358] WARNING: CPU: 0 PID: 358 at fs/kernfs/dir.c:1517 kernfs_remove_by_name_ns+0xbf/0x110 [ 42.920052][ T358] Modules linked in: [ 42.924279][ T358] CPU: 0 PID: 358 Comm: syz-executor.0 Tainted: G W 5.10.206-syzkaller-999742-g721689706261 #0 [ 42.936242][ T358] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/17/2023 [ 42.946477][ T358] RIP: 0010:kernfs_remove_by_name_ns+0xbf/0x110 [ 42.954242][ T358] Code: ff 03 48 89 df e8 d1 ef ff ff 48 89 df e8 a9 b3 ff ff 31 db eb 27 e8 90 9b 97 ff 48 c7 c7 80 bb 4a 85 4c 89 fe e8 f1 2c 6b ff <0f> 0b bb fe ff ff ff eb 16 e8 73 9b 97 ff bb fe ff ff ff 48 c7 c7 [ 42.974436][ T358] RSP: 0018:ffffc90000f17c38 EFLAGS: 00010246 [ 42.980400][ T358] RAX: 361ccccaa6a86f00 RBX: 0000000000000000 RCX: ffff88810c25a780 [ 42.989508][ T358] RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000 [ 42.997746][ T358] RBP: ffffc90000f17c50 R08: ffffffff81521ca8 R09: ffffed103ee44e8b [ 43.006232][ T358] R10: 0000000000000000 R11: dffffc0000000001 R12: ffff88810d317478 [ 43.014514][ T358] R13: dffffc0000000000 R14: 0000000000000000 R15: ffffffff855f5980 [ 43.022743][ T358] FS: 00007fcfccf876c0(0000) GS:ffff8881f7200000(0000) knlGS:0000000000000000 [ 43.031886][ T358] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.038521][ T358] CR2: 00007fcfccf66d58 CR3: 0000000117a98000 CR4: 00000000003506b0 [ 43.046760][ T358] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 43.055076][ T358] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 43.063628][ T358] Call Trace: [ 43.066793][ T358] ? show_regs+0x58/0x60 [ 43.070944][ T358] ? __warn+0x160/0x2f0 [ 43.075248][ T358] ? kernfs_remove_by_name_ns+0xbf/0x110 [ 43.081020][ T358] ? report_bug+0x3d9/0x5b0 [ 43.085621][ T358] ? kernfs_remove_by_name_ns+0xbf/0x110 [ 43.091537][ T358] ? handle_bug+0x41/0x70 [ 43.100724][ T358] ? exc_invalid_op+0x1b/0x50 [ 43.105580][ T358] ? asm_exc_invalid_op+0x12/0x20 [ 43.110511][ T358] ? wake_up_klogd+0xb8/0xf0 [ 43.115161][ T358] ? kernfs_remove_by_name_ns+0xbf/0x110 [ 43.120862][ T358] ? kernfs_remove_by_name_ns+0xbf/0x110 [ 43.126732][ T358] sysfs_remove_link+0x50/0x60 [ 43.131535][ T358] del_gendisk+0x477/0xa90 [ 43.136173][ T358] ? device_add_disk_no_queue_reg+0x30/0x30 [ 43.142157][ T358] ? radix_tree_delete_item+0x24d/0x350 [ 43.147832][ T358] loop_remove+0x46/0xb0 [ 43.152208][ T358] loop_control_ioctl+0x564/0x620 [ 43.157113][ T358] ? loop_remove+0xb0/0xb0 [ 43.161593][ T358] ? __fget_files+0x31e/0x380 [ 43.166163][ T358] ? security_file_ioctl+0x84/0xb0 [ 43.171069][ T358] ? loop_remove+0xb0/0xb0 [ 43.175628][ T358] __se_sys_ioctl+0x114/0x190 [ 43.180167][ T358] __x64_sys_ioctl+0x7b/0x90 [ 43.184885][ T358] do_syscall_64+0x34/0x70 [ 43.189186][ T358] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 43.195133][ T358] RIP: 0033:0x7fcfcd404ae9 [ 43.199527][ T358] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 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 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 43.219864][ T358] RSP: 002b:00007fcfccf870c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 43.228631][ T358] RAX: ffffffffffffffda RBX: 00007fcfcd523f80 RCX: 00007fcfcd404ae9 [ 43.236871][ T358] RDX: 0000000000000000 RSI: 0000000000004c81 RDI: 0000000000000003 [ 43.244925][ T358] RBP: 00007fcfcd45047a R08: 0000000000000000 R09: 0000000000000000 [ 43.253043][ T358] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 43.261482][ T358] R13: 000000000000000b R14: 00007fcfcd523f80 R15: 00007ffdd33810c8 [ 43.269368][ T358] ---[ end trace 19966bab860415bd ]--- [ 43.276463][ T358] general protection fault, probably for non-canonical address 0xdffffc000000001a: 0000 [#1] PREEMPT SMP KASAN [ 43.290189][ T358] KASAN: null-ptr-deref in range [0x00000000000000d0-0x00000000000000d7] [ 43.298434][ T358] CPU: 1 PID: 358 Comm: syz-executor.0 Tainted: G W 5.10.206-syzkaller-999742-g721689706261 #0 [ 43.309885][ T358] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/17/2023 [ 43.319788][ T358] RIP: 0010:device_del+0xdf/0xf00 [ 43.324633][ T358] Code: 20 42 80 3c 28 00 74 08 48 89 df e8 7b d7 dd fe 4c 89 7c 24 40 41 bf d0 00 00 00 48 89 5c 24 18 4c 03 3b 4d 89 fc 49 c1 ec 03 <43> 0f b6 04 2c 84 c0 0f 85 0a 0d 00 00 41 0f b6 1f 89 de 83 e6 01 [ 43.344609][ T358] RSP: 0018:ffffc90000f17b80 EFLAGS: 00010202 [ 43.350699][ T358] RAX: 1ffff11021a62e1a RBX: ffff88810d3170d0 RCX: ffffffff84aff5f5 [ 43.358767][ T358] RDX: 0000000000000001 RSI: 0000000000000008 RDI: ffffc90000f17b00 [ 43.366886][ T358] RBP: ffffc90000f17c70 R08: dffffc0000000000 R09: fffff520001e2f61 [ 43.374688][ T358] R10: 0000000000000000 R11: dffffc0000000001 R12: 000000000000001a [ 43.382595][ T358] R13: dffffc0000000000 R14: ffff88810d317108 R15: 00000000000000d0 [ 43.390398][ T358] FS: 00007fcfccf876c0(0000) GS:ffff8881f7300000(0000) knlGS:0000000000000000 [ 43.399433][ T358] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.405935][ T358] CR2: 00007fcfccf65ff8 CR3: 0000000117a98000 CR4: 00000000003506a0 [ 43.414103][ T358] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 43.422112][ T358] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 43.430060][ T358] Call Trace: [ 43.433195][ T358] ? __die_body+0x62/0xb0 [ 43.438136][ T358] ? die_addr+0x9f/0xd0 [ 43.442240][ T358] ? exc_general_protection+0x3ff/0x490 [ 43.447870][ T358] ? asm_exc_general_protection+0x1e/0x30 [ 43.453692][ T358] ? mutex_lock+0xa5/0x110 [ 43.458096][ T358] ? device_del+0xdf/0xf00 [ 43.462319][ T358] ? _raw_spin_lock_irqsave+0x210/0x210 [ 43.467788][ T358] ? kill_device+0xd0/0xd0 [ 43.472125][ T358] ? mutex_unlock+0x1c/0x40 [ 43.476579][ T358] del_gendisk+0x88d/0xa90 [ 43.480997][ T358] ? device_add_disk_no_queue_reg+0x30/0x30 [ 43.486744][ T358] ? radix_tree_delete_item+0x24d/0x350 [ 43.492348][ T358] loop_remove+0x46/0xb0 [ 43.496412][ T358] loop_control_ioctl+0x564/0x620 [ 43.501271][ T358] ? loop_remove+0xb0/0xb0 [ 43.505532][ T358] ? __fget_files+0x31e/0x380 [ 43.510043][ T358] ? security_file_ioctl+0x84/0xb0 [ 43.514993][ T358] ? loop_remove+0xb0/0xb0 [ 43.519239][ T358] __se_sys_ioctl+0x114/0x190 [ 43.523753][ T358] __x64_sys_ioctl+0x7b/0x90 [ 43.528527][ T358] do_syscall_64+0x34/0x70 [ 43.532778][ T358] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 43.538499][ T358] RIP: 0033:0x7fcfcd404ae9 [ 43.542756][ T358] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 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 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 43.563953][ T358] RSP: 002b:00007fcfccf870c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 43.572472][ T358] RAX: ffffffffffffffda RBX: 00007fcfcd523f80 RCX: 00007fcfcd404ae9 [ 43.580801][ T358] RDX: 0000000000000000 RSI: 0000000000004c81 RDI: 0000000000000003 [ 43.588959][ T358] RBP: 00007fcfcd45047a R08: 0000000000000000 R09: 0000000000000000 [ 43.596857][ T358] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 43.604760][ T358] R13: 000000000000000b R14: 00007fcfcd523f80 R15: 00007ffdd33810c8 [ 43.612752][ T358] Modules linked in: [ 43.619198][ T358] ---[ end trace 19966bab860415be ]--- [ 43.624669][ T358] RIP: 0010:device_del+0xdf/0xf00 [ 43.629456][ T358] Code: 20 42 80 3c 28 00 74 08 48 89 df e8 7b d7 dd fe 4c 89 7c 24 40 41 bf d0 00 00 00 48 89 5c 24 18 4c 03 3b 4d 89 fc 49 c1 ec 03 <43> 0f b6 04 2c 84 c0 0f 85 0a 0d 00 00 41 0f b6 1f 89 de 83 e6 01 [ 43.649495][ T358] RSP: 0018:ffffc90000f17b80 EFLAGS: 00010202 [ 43.655539][ T358] RAX: 1ffff11021a62e1a RBX: ffff88810d3170d0 RCX: ffffffff84aff5f5 [ 43.663653][ T358] RDX: 0000000000000001 RSI: 0000000000000008 RDI: ffffc90000f17b00 [ 43.672751][ T358] RBP: ffffc90000f17c70 R08: dffffc0000000000 R09: fffff520001e2f61 [ 43.681574][ T358] R10: 0000000000000000 R11: dffffc0000000001 R12: 000000000000001a [ 43.690248][ T358] R13: dffffc0000000000 R14: ffff88810d317108 R15: 00000000000000d0 [ 43.698293][ T358] FS: 00007fcfccf876c0(0000) GS:ffff8881f7300000(0000) knlGS:0000000000000000 [ 43.707291][ T358] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.713742][ T358] CR2: 00007fcfccf65ff8 CR3: 0000000117a98000 CR4: 00000000003506a0 [ 43.722331][ T358] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 43.730225][ T358] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 43.738358][ T358] Kernel panic - not syncing: Fatal exception [ 43.744542][ T358] Kernel Offset: disabled [ 43.748775][ T358] Rebooting in 86400 seconds..