Warning: Permanently added '10.128.1.118' (ED25519) to the list of known hosts. 2025/09/18 13:50:36 parsed 1 programs syzkaller login: [ 60.204613][ T4185] cgroup: Unknown subsys name 'net' [ 60.343184][ T4185] cgroup: Unknown subsys name 'rlimit' [ 61.793093][ T4185] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k FS [ 63.657738][ T4212] chnl_net:caif_netlink_parms(): no params data found [ 63.705454][ T4212] bridge0: port 1(bridge_slave_0) entered blocking state [ 63.712975][ T4212] bridge0: port 1(bridge_slave_0) entered disabled state [ 63.720946][ T4212] device bridge_slave_0 entered promiscuous mode [ 63.729570][ T4212] bridge0: port 2(bridge_slave_1) entered blocking state [ 63.736675][ T4212] bridge0: port 2(bridge_slave_1) entered disabled state [ 63.744763][ T4212] device bridge_slave_1 entered promiscuous mode [ 63.768460][ T4212] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 63.779586][ T4212] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 63.805452][ T4212] team0: Port device team_slave_0 added [ 63.812724][ T4212] team0: Port device team_slave_1 added [ 63.830642][ T4212] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 63.837761][ T4212] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 63.863745][ T4212] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 63.876441][ T4212] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 63.883525][ T4212] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 63.909560][ T4212] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 63.948258][ T4212] device hsr_slave_0 entered promiscuous mode [ 63.955632][ T4212] device hsr_slave_1 entered promiscuous mode [ 64.085105][ T4212] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 64.096363][ T4212] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 64.107591][ T4212] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 64.117635][ T4212] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 64.148152][ T4212] bridge0: port 2(bridge_slave_1) entered blocking state [ 64.155425][ T4212] bridge0: port 2(bridge_slave_1) entered forwarding state [ 64.163415][ T4212] bridge0: port 1(bridge_slave_0) entered blocking state [ 64.170542][ T4212] bridge0: port 1(bridge_slave_0) entered forwarding state [ 64.229048][ T4212] 8021q: adding VLAN 0 to HW filter on device bond0 [ 64.244058][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 64.255623][ T9] bridge0: port 1(bridge_slave_0) entered disabled state [ 64.264587][ T9] bridge0: port 2(bridge_slave_1) entered disabled state [ 64.283500][ T4212] 8021q: adding VLAN 0 to HW filter on device team0 [ 64.295785][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 64.305586][ T9] bridge0: port 1(bridge_slave_0) entered blocking state [ 64.312717][ T9] bridge0: port 1(bridge_slave_0) entered forwarding state [ 64.327302][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 64.336237][ T154] bridge0: port 2(bridge_slave_1) entered blocking state [ 64.343337][ T154] bridge0: port 2(bridge_slave_1) entered forwarding state [ 64.369871][ T426] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 64.380121][ T426] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 64.400525][ T426] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 64.411066][ T426] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 64.419999][ T426] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 64.433144][ T4212] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 64.556683][ T426] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 64.564673][ T426] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 64.581232][ T4212] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 64.602911][ T426] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 64.614087][ T426] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 64.635097][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 64.643865][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 64.655114][ T4212] device veth0_vlan entered promiscuous mode [ 64.663682][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 64.673049][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 64.686120][ T4212] device veth1_vlan entered promiscuous mode [ 64.709884][ T426] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 64.718343][ T426] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 64.726453][ T426] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 64.736466][ T426] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 64.747382][ T4212] device veth0_macvtap entered promiscuous mode [ 64.756780][ T4212] device veth1_macvtap entered promiscuous mode [ 64.784230][ T4212] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 64.795436][ T4212] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 64.804077][ T426] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 64.813395][ T426] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 64.821995][ T426] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 64.831890][ T426] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 64.841298][ T426] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 64.851242][ T426] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 64.863001][ T4212] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 64.872964][ T4212] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 64.881939][ T4212] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 64.890962][ T4212] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 64.999846][ T4212] syz-executor (4212) used greatest stack depth: 20128 bytes left [ 65.098923][ T9] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 65.115330][ T9] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 65.134397][ T426] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 65.151656][ T426] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 65.160168][ T426] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 65.170537][ T4234] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 65.260302][ T144] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 67.652410][ T144] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 70.132318][ T144] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 70.194485][ T144] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 71.241916][ T1422] ieee802154 phy0 wpan0: encryption failed: -22 [ 71.248499][ T1422] ieee802154 phy1 wpan1: encryption failed: -22 [ 71.750246][ T144] device hsr_slave_0 left promiscuous mode [ 71.757052][ T144] device hsr_slave_1 left promiscuous mode [ 71.782791][ T144] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 71.800126][ T144] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 71.818978][ T144] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 71.826398][ T144] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 71.858730][ T144] device bridge_slave_1 left promiscuous mode [ 71.865888][ T144] bridge0: port 2(bridge_slave_1) entered disabled state [ 71.891186][ T144] device bridge_slave_0 left promiscuous mode [ 71.898811][ T144] bridge0: port 1(bridge_slave_0) entered disabled state [ 71.922289][ T144] device veth1_macvtap left promiscuous mode [ 71.932623][ T144] device veth0_macvtap left promiscuous mode [ 71.940114][ T144] device veth1_vlan left promiscuous mode [ 71.946099][ T144] device veth0_vlan left promiscuous mode 2025/09/18 13:50:50 executed programs: 0 [ 72.224964][ T144] team0 (unregistering): Port device team_slave_1 removed [ 72.239362][ T144] team0 (unregistering): Port device team_slave_0 removed [ 72.253568][ T144] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 72.266907][ T144] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 72.319013][ T144] bond0 (unregistering): Released all slaves [ 72.544009][ T4345] chnl_net:caif_netlink_parms(): no params data found [ 72.631284][ T4345] bridge0: port 1(bridge_slave_0) entered blocking state [ 72.638923][ T4345] bridge0: port 1(bridge_slave_0) entered disabled state [ 72.647437][ T4345] device bridge_slave_0 entered promiscuous mode [ 72.666950][ T4345] bridge0: port 2(bridge_slave_1) entered blocking state [ 72.674109][ T4345] bridge0: port 2(bridge_slave_1) entered disabled state [ 72.684149][ T4345] device bridge_slave_1 entered promiscuous mode [ 72.740357][ T4345] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 72.759621][ T4345] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 72.820972][ T4345] team0: Port device team_slave_0 added [ 72.829154][ T4345] team0: Port device team_slave_1 added [ 72.852447][ T4345] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 72.860710][ T4345] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 72.887118][ T4345] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 72.899499][ T4345] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 72.906454][ T4345] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 72.933228][ T4345] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 72.985780][ T4345] device hsr_slave_0 entered promiscuous mode [ 73.008264][ T4345] device hsr_slave_1 entered promiscuous mode [ 73.565325][ T4345] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 73.590879][ T4345] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 73.611553][ T4345] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 73.631787][ T4345] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 73.804700][ T4345] 8021q: adding VLAN 0 to HW filter on device bond0 [ 73.821782][ T4234] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 73.830709][ T4234] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 73.843425][ T4345] 8021q: adding VLAN 0 to HW filter on device team0 [ 73.862135][ T4234] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 73.879117][ T4234] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 73.898481][ T4234] bridge0: port 1(bridge_slave_0) entered blocking state [ 73.905655][ T4234] bridge0: port 1(bridge_slave_0) entered forwarding state [ 73.948233][ T4234] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 73.968136][ T4234] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 73.987403][ T4234] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 74.007251][ T4234] bridge0: port 2(bridge_slave_1) entered blocking state [ 74.014337][ T4234] bridge0: port 2(bridge_slave_1) entered forwarding state [ 74.038264][ T4234] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 74.058625][ T4234] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 74.088997][ T4234] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 74.110567][ T4234] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 74.128171][ T4234] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 74.147712][ T4234] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 74.167441][ T4234] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 74.188223][ T4234] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 74.197929][ T4411] Bluetooth: hci0: command 0x0409 tx timeout [ 74.222963][ T4345] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 74.238826][ T4345] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 74.258909][ T4234] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 74.278814][ T4234] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 74.298904][ T4234] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 74.460427][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 74.478876][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 74.493711][ T4345] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 74.520685][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 74.530324][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 74.551649][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 74.561743][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 74.573711][ T4345] device veth0_vlan entered promiscuous mode [ 74.587445][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 74.595556][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 74.608092][ T4345] device veth1_vlan entered promiscuous mode [ 74.633056][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 74.643573][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 74.652488][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 74.662446][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 74.673315][ T4345] device veth0_macvtap entered promiscuous mode [ 74.684466][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 74.702111][ T4345] device veth1_macvtap entered promiscuous mode [ 74.723291][ T4345] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 74.730998][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 74.741924][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 74.753950][ T4345] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 74.767670][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 74.776405][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 74.789689][ T4345] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 74.798950][ T4345] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 74.808049][ T4345] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 74.816764][ T4345] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 74.904006][ T4234] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 74.932501][ T4234] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 74.966289][ T144] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 74.979735][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 74.987285][ T144] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 74.998092][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 75.480392][ T4475] loop0: detected capacity change from 0 to 32768 [ 75.550126][ T4475] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 75.574081][ T4475] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 75.640966][ T4475] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms [ 75.662119][ T4473] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 75.675796][ T4473] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 75.726540][ T4473] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 50ms [ 75.740001][ T4473] gfs2: fsid=syz:syz.0: jid=0: Done [ 75.745779][ T4475] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 76.125286][ T4345] ------------[ cut here ]------------ [ 76.131051][ T4345] WARNING: CPU: 1 PID: 4345 at include/linux/backing-dev.h:289 __set_page_dirty+0xaf5/0xdc0 [ 76.141183][ T4345] Modules linked in: [ 76.145111][ T4345] CPU: 1 PID: 4345 Comm: syz-executor Not tainted syzkaller #0 [ 76.152687][ T4345] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025 [ 76.162768][ T4345] RIP: 0010:__set_page_dirty+0xaf5/0xdc0 [ 76.168423][ T4345] Code: 51 d8 ff 49 ff cf e9 5b fc ff ff e8 15 51 d8 ff 48 ff cb e9 e4 fb ff ff e8 08 51 d8 ff 48 ff cb e9 c4 fc ff ff e8 fb 50 d8 ff <0f> 0b 43 80 3c 3e 00 0f 85 8f f9 ff ff e9 92 f9 ff ff 89 d9 80 e1 [ 76.188043][ T4345] RSP: 0018:ffffc9000325fad8 EFLAGS: 00010093 [ 76.194122][ T4345] RAX: ffffffff819f7a25 RBX: 0000000000000000 RCX: ffff88807a2f5940 [ 76.202106][ T4345] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 76.210106][ T4345] RBP: ffffea00016eacc0 R08: dffffc0000000000 R09: ffffed1002d92107 [ 76.218094][ T4345] R10: ffffed1002d92107 R11: 1ffff11002d92106 R12: ffff888016c906b8 [ 76.226083][ T4345] R13: ffff888016c90830 R14: 1ffff11002d92106 R15: dffffc0000000000 [ 76.234071][ T4345] FS: 000055558cc11500(0000) GS:ffff8880b9100000(0000) knlGS:0000000000000000 [ 76.243103][ T4345] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 76.249709][ T4345] CR2: 000000c0000482f8 CR3: 000000001f03d000 CR4: 00000000003506e0 [ 76.257702][ T4345] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 76.265682][ T4345] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 76.273668][ T4345] Call Trace: [ 76.276920][ T4472] Bluetooth: hci0: command 0x041b tx timeout [ 76.282928][ T4345] [ 76.285874][ T4345] ? page_mapping+0x30e/0x440 [ 76.290571][ T4345] mark_buffer_dirty+0x2d7/0x490 [ 76.295556][ T4345] gfs2_unpin+0x126/0x9a0 [ 76.299920][ T4345] ? log_pull_tail+0x7f/0x370 [ 76.304612][ T4345] buf_lo_after_commit+0x15a/0x1a0 [ 76.309736][ T4345] ? buf_lo_before_commit+0xf0/0xf0 [ 76.314965][ T4345] gfs2_log_flush+0x1145/0x2610 [ 76.319835][ T4345] ? gfs2_log_flush+0xf1/0x2610 [ 76.324716][ T4345] ? gfs2_ail_empty_tr+0x2f0/0x2f0 [ 76.329854][ T4345] ? unregister_shrinker+0x247/0x300 [ 76.335175][ T4345] ? kfree+0x4a/0x2a0 [ 76.339170][ T4345] ? up_write+0x1bb/0x420 [ 76.343532][ T4345] gfs2_kill_sb+0x50/0xd0 [ 76.347909][ T4345] deactivate_locked_super+0x93/0xf0 [ 76.353208][ T4345] cleanup_mnt+0x418/0x4d0 [ 76.357652][ T4345] ? lockdep_hardirqs_on+0x94/0x140 [ 76.362873][ T4345] task_work_run+0x125/0x1a0 [ 76.367486][ T4345] exit_to_user_mode_loop+0x10f/0x130 [ 76.372873][ T4345] exit_to_user_mode_prepare+0xee/0x180 [ 76.378442][ T4345] syscall_exit_to_user_mode+0x16/0x40 [ 76.383918][ T4345] do_syscall_64+0x58/0xa0 [ 76.388342][ T4345] ? clear_bhb_loop+0x30/0x80 [ 76.393025][ T4345] ? clear_bhb_loop+0x30/0x80 [ 76.397714][ T4345] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 76.403618][ T4345] RIP: 0033:0x7f8c58b9eed7 [ 76.408045][ T4345] Code: a8 ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 0f 1f 44 00 00 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 c7 c2 a8 ff ff ff f7 d8 64 89 02 b8 [ 76.427667][ T4345] RSP: 002b:00007ffcbc168be8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6 [ 76.436093][ T4345] RAX: 0000000000000000 RBX: 00007f8c58c20c05 RCX: 00007f8c58b9eed7 [ 76.444097][ T4345] RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffcbc168ca0 [ 76.452089][ T4345] RBP: 00007ffcbc168ca0 R08: 0000000000000000 R09: 0000000000000000 [ 76.460107][ T4345] R10: 00000000ffffffff R11: 0000000000000246 R12: 00007ffcbc169d30 [ 76.468099][ T4345] R13: 00007f8c58c20c05 R14: 000000000001290d R15: 00007ffcbc169d70 [ 76.476110][ T4345] [ 76.479163][ T4345] Kernel panic - not syncing: kernel: panic_on_warn set ... [ 76.486447][ T4345] CPU: 1 PID: 4345 Comm: syz-executor Not tainted syzkaller #0 [ 76.494002][ T4345] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025 [ 76.504086][ T4345] Call Trace: [ 76.507383][ T4345] [ 76.510328][ T4345] dump_stack_lvl+0x168/0x230 [ 76.515025][ T4345] ? show_regs_print_info+0x20/0x20 [ 76.520247][ T4345] ? load_image+0x3b0/0x3b0 [ 76.524782][ T4345] panic+0x2c9/0x7f0 [ 76.528694][ T4345] ? bpf_jit_dump+0xd0/0xd0 [ 76.533223][ T4345] ? __set_page_dirty+0xaf5/0xdc0 [ 76.538265][ T4345] __warn+0x248/0x2b0 [ 76.542262][ T4345] ? __set_page_dirty+0xaf5/0xdc0 [ 76.547302][ T4345] report_bug+0x1b7/0x2e0 [ 76.551649][ T4345] handle_bug+0x3a/0x70 [ 76.555813][ T4345] exc_invalid_op+0x16/0x40 [ 76.560330][ T4345] asm_exc_invalid_op+0x16/0x20 [ 76.565194][ T4345] RIP: 0010:__set_page_dirty+0xaf5/0xdc0 [ 76.570836][ T4345] Code: 51 d8 ff 49 ff cf e9 5b fc ff ff e8 15 51 d8 ff 48 ff cb e9 e4 fb ff ff e8 08 51 d8 ff 48 ff cb e9 c4 fc ff ff e8 fb 50 d8 ff <0f> 0b 43 80 3c 3e 00 0f 85 8f f9 ff ff e9 92 f9 ff ff 89 d9 80 e1 [ 76.590484][ T4345] RSP: 0018:ffffc9000325fad8 EFLAGS: 00010093 [ 76.596561][ T4345] RAX: ffffffff819f7a25 RBX: 0000000000000000 RCX: ffff88807a2f5940 [ 76.604555][ T4345] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 76.612542][ T4345] RBP: ffffea00016eacc0 R08: dffffc0000000000 R09: ffffed1002d92107 [ 76.620522][ T4345] R10: ffffed1002d92107 R11: 1ffff11002d92106 R12: ffff888016c9