[ 22.362220][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 22.373743][ T19] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 22.382271][ T19] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 22.444394][ T299] syz-executor.2 (299) used greatest stack depth: 20424 bytes left [ 22.922433][ T8] device bridge_slave_1 left promiscuous mode [ 22.928465][ T8] bridge0: port 2(bridge_slave_1) entered disabled state [ 22.936126][ T8] device bridge_slave_0 left promiscuous mode [ 22.942147][ T8] bridge0: port 1(bridge_slave_0) entered disabled state [ 22.950306][ T8] device veth1_macvtap left promiscuous mode [ 22.956215][ T8] device veth0_vlan left promiscuous mode Warning: Permanently added '10.128.0.94' (ED25519) to the list of known hosts. 2024/07/28 10:22:56 ignoring optional flag "sandboxArg"="0" 2024/07/28 10:22:56 parsed 1 programs [ 40.502445][ T28] kauditd_printk_skb: 18 callbacks suppressed [ 40.502460][ T28] audit: type=1400 audit(1722162176.399:94): avc: denied { unlink } for pid=344 comm="syz-executor" name="swap-file" dev="sda1" ino=1930 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:unlabeled_t tclass=file permissive=1 trawcon="root:object_r:swapfile_t" [ 40.543573][ T344] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k 2024/07/28 10:22:56 executed programs: 0 [ 40.714541][ T356] bridge0: port 1(bridge_slave_0) entered blocking state [ 40.721574][ T356] bridge0: port 1(bridge_slave_0) entered disabled state [ 40.729082][ T356] device bridge_slave_0 entered promiscuous mode [ 40.736168][ T356] bridge0: port 2(bridge_slave_1) entered blocking state [ 40.743521][ T356] bridge0: port 2(bridge_slave_1) entered disabled state [ 40.751170][ T356] device bridge_slave_1 entered promiscuous mode [ 40.837915][ T361] bridge0: port 1(bridge_slave_0) entered blocking state [ 40.844830][ T361] bridge0: port 1(bridge_slave_0) entered disabled state [ 40.852180][ T361] device bridge_slave_0 entered promiscuous mode [ 40.873754][ T361] bridge0: port 2(bridge_slave_1) entered blocking state [ 40.880787][ T361] bridge0: port 2(bridge_slave_1) entered disabled state [ 40.888409][ T361] device bridge_slave_1 entered promiscuous mode [ 40.902966][ T352] bridge0: port 1(bridge_slave_0) entered blocking state [ 40.909971][ T352] bridge0: port 1(bridge_slave_0) entered disabled state [ 40.917434][ T352] device bridge_slave_0 entered promiscuous mode [ 40.938490][ T352] bridge0: port 2(bridge_slave_1) entered blocking state [ 40.945390][ T352] bridge0: port 2(bridge_slave_1) entered disabled state [ 40.952810][ T352] device bridge_slave_1 entered promiscuous mode [ 40.959243][ T360] bridge0: port 1(bridge_slave_0) entered blocking state [ 40.966135][ T360] bridge0: port 1(bridge_slave_0) entered disabled state [ 40.973777][ T360] device bridge_slave_0 entered promiscuous mode [ 40.980735][ T360] bridge0: port 2(bridge_slave_1) entered blocking state [ 40.987735][ T360] bridge0: port 2(bridge_slave_1) entered disabled state [ 40.995027][ T360] device bridge_slave_1 entered promiscuous mode [ 41.039919][ T355] bridge0: port 1(bridge_slave_0) entered blocking state [ 41.046835][ T355] bridge0: port 1(bridge_slave_0) entered disabled state [ 41.054377][ T355] device bridge_slave_0 entered promiscuous mode [ 41.073230][ T355] bridge0: port 2(bridge_slave_1) entered blocking state [ 41.080079][ T355] bridge0: port 2(bridge_slave_1) entered disabled state [ 41.087522][ T355] device bridge_slave_1 entered promiscuous mode [ 41.209285][ T356] bridge0: port 2(bridge_slave_1) entered blocking state [ 41.216366][ T356] bridge0: port 2(bridge_slave_1) entered forwarding state [ 41.223528][ T356] bridge0: port 1(bridge_slave_0) entered blocking state [ 41.230289][ T356] bridge0: port 1(bridge_slave_0) entered forwarding state [ 41.276123][ T352] bridge0: port 2(bridge_slave_1) entered blocking state [ 41.283151][ T352] bridge0: port 2(bridge_slave_1) entered forwarding state [ 41.290462][ T352] bridge0: port 1(bridge_slave_0) entered blocking state [ 41.297622][ T352] bridge0: port 1(bridge_slave_0) entered forwarding state [ 41.308453][ T361] bridge0: port 2(bridge_slave_1) entered blocking state [ 41.315611][ T361] bridge0: port 2(bridge_slave_1) entered forwarding state [ 41.322904][ T361] bridge0: port 1(bridge_slave_0) entered blocking state [ 41.330005][ T361] bridge0: port 1(bridge_slave_0) entered forwarding state [ 41.379209][ T360] bridge0: port 2(bridge_slave_1) entered blocking state [ 41.386380][ T360] bridge0: port 2(bridge_slave_1) entered forwarding state [ 41.393472][ T360] bridge0: port 1(bridge_slave_0) entered blocking state [ 41.400852][ T360] bridge0: port 1(bridge_slave_0) entered forwarding state [ 41.429546][ T355] bridge0: port 2(bridge_slave_1) entered blocking state [ 41.436963][ T355] bridge0: port 2(bridge_slave_1) entered forwarding state [ 41.444114][ T355] bridge0: port 1(bridge_slave_0) entered blocking state [ 41.451044][ T355] bridge0: port 1(bridge_slave_0) entered forwarding state [ 41.489223][ T306] bridge0: port 1(bridge_slave_0) entered disabled state [ 41.496694][ T306] bridge0: port 2(bridge_slave_1) entered disabled state [ 41.504314][ T306] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 41.512374][ T306] bridge0: port 1(bridge_slave_0) entered disabled state [ 41.520868][ T306] bridge0: port 2(bridge_slave_1) entered disabled state [ 41.528500][ T306] bridge0: port 1(bridge_slave_0) entered disabled state [ 41.536586][ T306] bridge0: port 2(bridge_slave_1) entered disabled state [ 41.543956][ T306] bridge0: port 1(bridge_slave_0) entered disabled state [ 41.551125][ T306] bridge0: port 2(bridge_slave_1) entered disabled state [ 41.558415][ T306] bridge0: port 1(bridge_slave_0) entered disabled state [ 41.565674][ T306] bridge0: port 2(bridge_slave_1) entered disabled state [ 41.574304][ T306] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 41.582088][ T306] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 41.597463][ T19] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 41.605888][ T19] bridge0: port 1(bridge_slave_0) entered blocking state [ 41.612932][ T19] bridge0: port 1(bridge_slave_0) entered forwarding state [ 41.644407][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 41.652764][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 41.660797][ T39] bridge0: port 2(bridge_slave_1) entered blocking state [ 41.667823][ T39] bridge0: port 2(bridge_slave_1) entered forwarding state [ 41.675429][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 41.683455][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 41.691843][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 41.700317][ T39] bridge0: port 1(bridge_slave_0) entered blocking state [ 41.707194][ T39] bridge0: port 1(bridge_slave_0) entered forwarding state [ 41.714699][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 41.722967][ T39] bridge0: port 2(bridge_slave_1) entered blocking state [ 41.729911][ T39] bridge0: port 2(bridge_slave_1) entered forwarding state [ 41.737165][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 41.745154][ T39] bridge0: port 1(bridge_slave_0) entered blocking state [ 41.752062][ T39] bridge0: port 1(bridge_slave_0) entered forwarding state [ 41.771871][ T306] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 41.779576][ T306] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 41.787399][ T306] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 41.796017][ T306] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 41.804172][ T306] bridge0: port 1(bridge_slave_0) entered blocking state [ 41.811015][ T306] bridge0: port 1(bridge_slave_0) entered forwarding state [ 41.818779][ T306] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 41.827012][ T306] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 41.835492][ T306] bridge0: port 2(bridge_slave_1) entered blocking state [ 41.842446][ T306] bridge0: port 2(bridge_slave_1) entered forwarding state [ 41.849742][ T306] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 41.857828][ T306] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 41.878092][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 41.886402][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 41.894695][ T39] bridge0: port 2(bridge_slave_1) entered blocking state [ 41.901530][ T39] bridge0: port 2(bridge_slave_1) entered forwarding state [ 41.909449][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 41.918023][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 41.926503][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 41.934712][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 41.942713][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 41.950690][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 41.958929][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 41.966736][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 41.982239][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 41.990302][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 42.000772][ T352] device veth0_vlan entered promiscuous mode [ 42.008751][ T60] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 42.016781][ T60] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 42.024755][ T60] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 42.033074][ T60] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 42.041340][ T60] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 42.049132][ T60] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 42.065194][ T19] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 42.073626][ T19] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 42.082132][ T19] bridge0: port 1(bridge_slave_0) entered blocking state [ 42.088987][ T19] bridge0: port 1(bridge_slave_0) entered forwarding state [ 42.096495][ T19] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 42.105111][ T19] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 42.113487][ T19] bridge0: port 2(bridge_slave_1) entered blocking state [ 42.120533][ T19] bridge0: port 2(bridge_slave_1) entered forwarding state [ 42.139343][ T352] device veth1_macvtap entered promiscuous mode [ 42.149845][ T306] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 42.159719][ T306] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 42.167985][ T306] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 42.176082][ T306] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 42.184305][ T306] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 42.193989][ T355] device veth0_vlan entered promiscuous mode [ 42.202096][ T306] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 42.210254][ T306] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 42.218666][ T306] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 42.230343][ T356] device veth0_vlan entered promiscuous mode [ 42.247267][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 42.255521][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 42.264226][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 42.272732][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 42.280636][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 42.288923][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 42.297016][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 42.305786][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 42.313200][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 42.320863][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 42.329066][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 42.346089][ T60] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 42.354310][ T60] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 42.362634][ T60] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 42.370834][ T60] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 42.380597][ T355] device veth1_macvtap entered promiscuous mode [ 42.388985][ T356] device veth1_macvtap entered promiscuous mode [ 42.409149][ T360] device veth0_vlan entered promiscuous mode [ 42.417978][ T306] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 42.426261][ T306] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 42.434057][ T306] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 42.441457][ T306] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 42.449176][ T306] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 42.457516][ T306] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 42.466025][ T306] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 42.474069][ T306] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 42.482201][ T306] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 42.490764][ T306] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 42.499665][ T306] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 42.507844][ T306] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 42.516570][ T306] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 42.524632][ T306] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 42.532528][ T361] device veth0_vlan entered promiscuous mode [ 42.551850][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 42.560117][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 42.568645][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 42.577047][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 42.586173][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 42.594632][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 42.609632][ T361] device veth1_macvtap entered promiscuous mode [ 42.625395][ T360] device veth1_macvtap entered promiscuous mode [ 42.636484][ T383] I/O error, dev loop4, sector 0 op 0x0:(READ) flags 0x800 phys_seg 1 prio class 2 [ 42.647166][ T305] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 42.655562][ T305] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 42.655963][ T383] loop4: detected capacity change from 0 to 512 [ 42.664370][ T305] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 42.676688][ T28] audit: type=1400 audit(1722162178.559:95): avc: denied { mounton } for pid=382 comm="syz-executor.4" path="/root/syzkaller-testdir3650802995/syzkaller.nmhDVw/0/file0" dev="sda1" ino=1947 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:user_home_t tclass=dir permissive=1 [ 42.679242][ T305] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 42.733417][ T383] EXT4-fs (loop4): mounted filesystem without journal. Quota mode: writeback. [ 42.739424][ T28] audit: type=1400 audit(1722162178.629:96): avc: denied { mounton } for pid=355 comm="syz-executor.2" path="/dev/binderfs" dev="devtmpfs" ino=370 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:device_t tclass=dir permissive=1 [ 42.743922][ T60] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 42.778079][ T383] ext4 filesystem being mounted at /root/syzkaller-testdir3650802995/syzkaller.nmhDVw/0/file0 supports timestamps until 2038 (0x7fffffff) [ 42.795992][ T60] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 42.801437][ T28] audit: type=1400 audit(1722162178.679:97): avc: denied { mount } for pid=382 comm="syz-executor.4" name="/" dev="loop4" ino=2 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:fs_t tclass=filesystem permissive=1 [ 42.806301][ T60] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 42.830244][ T390] loop3: detected capacity change from 0 to 512 [ 42.837329][ T60] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 42.850529][ T28] audit: type=1400 audit(1722162178.709:98): avc: denied { unmount } for pid=356 comm="syz-executor.4" scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:fs_t tclass=filesystem permissive=1 [ 42.854304][ T391] loop2: detected capacity change from 0 to 512 [ 42.876030][ T356] EXT4-fs (loop4): unmounting filesystem. [ 42.877104][ T60] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 42.891258][ T60] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 42.894702][ T385] ------------[ cut here ]------------ [ 42.900859][ T390] EXT4-fs (loop3): mounted filesystem without journal. Quota mode: writeback. [ 42.905037][ T385] kernel BUG at fs/buffer.c:2714! [ 42.914374][ T60] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 42.919978][ T385] invalid opcode: 0000 [#1] PREEMPT SMP KASAN [ 42.928042][ T60] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 42.933687][ T385] CPU: 0 PID: 385 Comm: kmmpd-loop4 Not tainted 6.1.90-syzkaller-1151301-g7fa70ede91bb #0 [ 42.933713][ T385] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/27/2024 [ 42.933737][ T385] RIP: 0010:submit_bh_wbc+0x4cd/0x4f0 [ 42.942174][ T390] ext4 filesystem being mounted at /root/syzkaller-testdir3586432255/syzkaller.6zjMPL/0/file0 supports timestamps until 2038 (0x7fffffff) [ 42.951806][ T385] Code: c3 89 d9 80 e1 07 80 c1 03 38 c1 0f 8c bd fe ff ff 48 89 df e8 04 db e6 ff e9 b0 fe ff ff e8 8a d6 9f ff 0f 0b e8 83 d6 9f ff <0f> 0b e8 7c d6 9f ff 0f 0b e8 75 d6 9f ff 0f 0b e8 6e d6 9f ff 0f [ 42.951827][ T385] RSP: 0018:ffffc900015f7c20 EFLAGS: 00010293 [ 42.951846][ T385] RAX: ffffffff81d5c9dd RBX: 0000000000000000 RCX: ffff888112bc6540 [ 42.951861][ T385] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 42.981045][ T391] EXT4-fs (loop2): mounted filesystem without journal. Quota mode: writeback. [ 42.981288][ T385] RBP: ffffc900015f7c70 R08: ffffffff81d5c5b0 R09: ffffed102155be2b [ 43.002212][ T391] ext4 filesystem being mounted at /root/syzkaller-testdir1115988375/syzkaller.R4eOkv/0/file0 supports timestamps until 2038 (0x7fffffff) [ 43.006626][ T385] R10: 0000000000000000 R11: dffffc0000000001 R12: 0000000000000000 [ 43.006644][ T385] R13: 1ffff1102155be2a R14: ffff88810aadf150 R15: 0000000000003801 [ 43.006659][ T385] FS: 0000000000000000(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 [ 43.078293][ T385] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.084712][ T385] CR2: 0000556a50dff848 CR3: 000000010e9ab000 CR4: 00000000003506b0 [ 43.092608][ T385] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 43.100513][ T385] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 43.108659][ T385] Call Trace: [ 43.111786][ T385] [ 43.114559][ T385] ? __die_body+0x62/0xb0 [ 43.118736][ T385] ? die+0x88/0xb0 [ 43.122458][ T385] ? do_trap+0x103/0x330 [ 43.126624][ T385] ? submit_bh_wbc+0x4cd/0x4f0 [ 43.131222][ T385] ? handle_invalid_op+0x95/0xc0 [ 43.136182][ T385] ? submit_bh_wbc+0x4cd/0x4f0 [ 43.140796][ T385] ? exc_invalid_op+0x32/0x50 [ 43.145469][ T385] ? asm_exc_invalid_op+0x1b/0x20 [ 43.150497][ T385] ? submit_bh_wbc+0xa0/0x4f0 [ 43.155492][ T385] ? submit_bh_wbc+0x4cd/0x4f0 [ 43.160363][ T385] ? submit_bh_wbc+0x4cd/0x4f0 [ 43.165051][ T385] ? __kasan_check_read+0x11/0x20 [ 43.170336][ T385] submit_bh+0x1d/0x30 [ 43.174237][ T385] write_mmp_block_thawed+0x3a0/0x570 [ 43.179879][ T385] ? read_mmp_block+0x7d0/0x7d0 [ 43.184565][ T385] ? update_process_times+0x1b0/0x1b0 [ 43.189789][ T385] write_mmp_block+0x12b/0x2a0 [ 43.194457][ T385] kmmpd+0x263/0xa10 [ 43.198195][ T385] ? write_mmp_block_thawed+0x570/0x570 [ 43.203675][ T385] ? __kthread_parkme+0x12d/0x180 [ 43.208608][ T385] kthread+0x26d/0x300 [ 43.212621][ T385] ? write_mmp_block_thawed+0x570/0x570 [ 43.217979][ T385] ? kthread_blkcg+0xd0/0xd0 [ 43.222463][ T385] ret_from_fork+0x1f/0x30 [ 43.227635][ T385] [ 43.230595][ T385] Modules linked in: [ 43.238092][ T385] ---[ end trace 0000000000000000 ]--- [ 43.243763][ T28] audit: type=1400 audit(1722162179.129:99): avc: denied { read } for pid=84 comm="syslogd" name="log" dev="sda1" ino=1915 scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:var_t tclass=lnk_file permissive=1 [ 43.244489][ T385] RIP: 0010:submit_bh_wbc+0x4cd/0x4f0 [ 43.268252][ T355] EXT4-fs (loop2): unmounting filesystem. [ 43.274080][ T352] EXT4-fs (loop3): unmounting filesystem. [ 43.277269][ T385] Code: c3 89 d9 80 e1 07 80 c1 03 38 c1 0f 8c bd fe ff ff 48 89 df e8 04 db e6 ff e9 b0 fe ff ff e8 8a d6 9f ff 0f 0b e8 83 d6 9f ff <0f> 0b e8 7c d6 9f ff 0f 0b e8 75 d6 9f ff 0f 0b e8 6e d6 9f ff 0f [ 43.302720][ T385] RSP: 0018:ffffc900015f7c20 EFLAGS: 00010293 [ 43.308987][ T385] RAX: ffffffff81d5c9dd RBX: 0000000000000000 RCX: ffff888112bc6540 [ 43.358358][ T405] loop1: detected capacity change from 0 to 512 [ 43.361504][ T406] loop0: detected capacity change from 0 to 512 [ 43.365484][ T385] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 43.374838][ T402] loop3: detected capacity change from 0 to 512 [ 43.379788][ T385] RBP: ffffc900015f7c70 R08: ffffffff81d5c5b0 R09: ffffed102155be2b [ 43.395796][ T385] R10: 0000000000000000 R11: dffffc0000000001 R12: 0000000000000000 [ 43.409120][ T404] loop2: detected capacity change from 0 to 512 [ 43.410945][ T385] R13: 1ffff1102155be2a R14: ffff88810aadf150 R15: 0000000000003801 [ 43.426909][ T385] FS: 0000000000000000(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 [ 43.438768][ T385] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.440037][ T405] EXT4-fs (loop1): mounted filesystem without journal. Quota mode: writeback. [ 43.445356][ T385] CR2: 00007fcdaae3f000 CR3: 0000000126c8b000 CR4: 00000000003506a0 [ 43.462113][ T385] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 43.462472][ T406] EXT4-fs (loop0): mounted filesystem without journal. Quota mode: writeback. [ 43.470652][ T385] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 43.470678][ T385] Kernel panic - not syncing: Fatal exception [ 43.470988][ T385] Kernel Offset: disabled [ 43.498293][ T385] Rebooting in 86400 seconds..