rm" name="hook-state" dev="tmpfs" ino=486 scontext=system_u:system_r:dhcpc_t tcontext=system_u:object_r:tmpfs_t tclass=dir permissive=1 [ 32.428208][ T3027] 8021q: adding VLAN 0 to HW filter on device eth2 [ 32.494889][ T29] audit: type=1400 audit(1791075518.477:172): avc: denied { write } for pid=3537 comm="dhcpcd-run-hook" name="hook-state" dev="tmpfs" ino=486 scontext=system_u:system_r:dhcpc_t tcontext=system_u:object_r:tmpfs_t tclass=dir permissive=1 [ 32.514806][ T29] audit: type=1400 audit(1791075518.487:173): avc: denied { write } for pid=3548 comm="rm" name="hook-state" dev="tmpfs" ino=486 scontext=system_u:system_r:dhcpc_t tcontext=system_u:object_r:tmpfs_t tclass=dir permissive=1 [ 32.529853][ T3027] 8021q: adding VLAN 0 to HW filter on device eth3 [ 32.601250][ T29] audit: type=1400 audit(1791075518.587:174): avc: denied { write } for pid=3552 comm="dhcpcd-run-hook" name="hook-state" dev="tmpfs" ino=486 scontext=system_u:system_r:dhcpc_t tcontext=system_u:object_r:tmpfs_t tclass=dir permissive=1 [ 32.633156][ T12] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 32.636289][ T29] audit: type=1400 audit(1791075518.617:175): avc: denied { write } for pid=3563 comm="rm" name="hook-state" dev="tmpfs" ino=486 scontext=system_u:system_r:dhcpc_t tcontext=system_u:object_r:tmpfs_t tclass=dir permissive=1 [ 32.657031][ T3027] 8021q: adding VLAN 0 to HW filter on device eth4 [ 32.678407][ T12] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 32.727810][ T12] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 32.768554][ T12] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 32.843780][ T12] bridge_slave_1: left allmulticast mode [ 32.843802][ T12] bridge_slave_1: left promiscuous mode [ 32.843920][ T12] bridge0: port 2(bridge_slave_1) entered disabled state [ 32.844459][ T12] bridge_slave_0: left allmulticast mode [ 32.844535][ T12] bridge_slave_0: left promiscuous mode [ 32.844651][ T12] bridge0: port 1(bridge_slave_0) entered disabled state [ 32.910439][ T12] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 32.911674][ T12] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 32.912444][ T12] bond0 (unregistering): Released all slaves [ 32.962183][ T12] hsr_slave_0: left promiscuous mode [ 32.962432][ T12] hsr_slave_1: left promiscuous mode [ 32.962764][ T12] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 32.962779][ T12] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 32.963088][ T12] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 32.963100][ T12] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 33.006874][ T12] veth1_macvtap: left promiscuous mode [ 33.006912][ T12] veth0_macvtap: left promiscuous mode [ 33.006995][ T12] veth1_vlan: left promiscuous mode [ 33.007026][ T12] veth0_vlan: left promiscuous mode [ 33.007665][ T29] audit: type=1400 audit(1791075518.997:176): avc: denied { write } for pid=3569 comm="dhcpcd-run-hook" name="hook-state" dev="tmpfs" ino=486 scontext=system_u:system_r:dhcpc_t tcontext=system_u:object_r:tmpfs_t tclass=dir permissive=1 [ 33.026038][ T29] audit: type=1400 audit(1791075519.007:177): avc: denied { write } for pid=3580 comm="rm" name="hook-state" dev="tmpfs" ino=486 scontext=system_u:system_r:dhcpc_t tcontext=system_u:object_r:tmpfs_t tclass=dir permissive=1 [ 33.107689][ T12] team0 (unregistering): Port device team_slave_1 removed [ 33.109592][ T12] team0 (unregistering): Port device team_slave_0 removed [ 33.136090][ T3027] 8021q: adding VLAN 0 to HW filter on device eth5 [ 33.219897][ T3027] 8021q: adding VLAN 0 to HW filter on device eth6 [ 33.299917][ T3027] 8021q: adding VLAN 0 to HW filter on device eth7 [ 33.378807][ T3027] 8021q: adding VLAN 0 to HW filter on device eth8 Warning: Permanently added '10.128.1.181' (ED25519) to the list of known hosts. [+] Starting race with 4 pairs on 2 CPUs [ 37.662534][ T3645] ================================================================== [ 37.662569][ T3645] BUG: KCSAN: data-race in __d_instantiate / path_lookupat [ 37.662616][ T3645] [ 37.662622][ T3645] read-write to 0xffff8881004f23c0 of 4 bytes by task 3644 on cpu 0: [ 37.662637][ T3645] __d_instantiate+0x2a8/0x390 [ 37.662672][ T3645] d_instantiate_new+0x68/0xf0 [ 37.662709][ T3645] ext4_add_nondir+0x187/0x1b0 [ 37.662729][ T3645] ext4_symlink+0x58f/0x660 [ 37.662745][ T3645] vfs_symlink+0xfd/0x220 [ 37.662763][ T3645] filename_symlinkat+0xe8/0x2b0 [ 37.662783][ T3645] __se_sys_symlink+0x42/0x1b0 [ 37.662804][ T3645] __x64_sys_symlink+0x31/0x40 [ 37.662823][ T3645] x64_sys_call+0x211f/0x2550 [ 37.662845][ T3645] do_syscall_64+0x112/0x360 [ 37.662864][ T3645] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 37.662891][ T3645] [ 37.662897][ T3645] read to 0xffff8881004f23c0 of 4 bytes by task 3645 on cpu 1: [ 37.662913][ T3645] path_lookupat+0x19b/0x4c0 [ 37.662936][ T3645] filename_lookup+0x18f/0x390 [ 37.662961][ T3645] do_readlinkat+0x74/0x2f0 [ 37.662995][ T3645] __x64_sys_readlink+0x47/0x60 [ 37.663015][ T3645] x64_sys_call+0x1d41/0x2550 [ 37.663035][ T3645] do_syscall_64+0x112/0x360 [ 37.663056][ T3645] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 37.663078][ T3645] [ 37.663082][ T3645] value changed: 0x00040040 -> 0x00340040 [ 37.663095][ T3645] [ 37.663099][ T3645] Reported by Kernel Concurrency Sanitizer on: [ 37.663126][ T3645] CPU: 1 UID: 0 PID: 3645 Comm: syz-executor101 Not tainted syzkaller #0 PREEMPT(lazy) [ 37.663152][ T3645] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/16/2026 [ 37.663166][ T3645] ================================================================== [ 38.123436][ T3645] ================================================================== [ 38.123467][ T3645] BUG: KCSAN: data-race in __d_instantiate / lookup_fast [ 38.123500][ T3645] [ 38.123506][ T3645] read-write to 0xffff88810061c600 of 4 bytes by task 3644 on cpu 0: [ 38.123523][ T3645] __d_instantiate+0x2a8/0x390 [ 38.123551][ T3645] d_instantiate_new+0x68/0xf0 [ 38.123575][ T3645] ext4_add_nondir+0x187/0x1b0 [ 38.123593][ T3645] ext4_symlink+0x58f/0x660 [ 38.123609][ T3645] vfs_symlink+0xfd/0x220 [ 38.123624][ T3645] filename_symlinkat+0xe8/0x2b0 [ 38.123643][ T3645] __se_sys_symlink+0x42/0x1b0 [ 38.123661][ T3645] __x64_sys_symlink+0x31/0x40 [ 38.123679][ T3645] x64_sys_call+0x211f/0x2550 [ 38.123700][ T3645] do_syscall_64+0x112/0x360 [ 38.123722][ T3645] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 38.123744][ T3645] [ 38.123750][ T3645] read to 0xffff88810061c600 of 4 bytes by task 3645 on cpu 1: [ 38.123766][ T3645] lookup_fast+0xf1/0x320 [ 38.123792][ T3645] path_lookupat+0x120/0x4c0 [ 38.123816][ T3645] filename_lookup+0x18f/0x390 [ 38.123839][ T3645] do_readlinkat+0x74/0x2f0 [ 38.123861][ T3645] __x64_sys_readlink+0x47/0x60 [ 38.123882][ T3645] x64_sys_call+0x1d41/0x2550 [ 38.123903][ T3645] do_syscall_64+0x112/0x360 [ 38.123921][ T3645] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 38.123939][ T3645] [ 38.123942][ T3645] value changed: 0x00040040 -> 0x00340040 [ 38.123953][ T3645] [ 38.123957][ T3645] Reported by Kernel Concurrency Sanitizer on: [ 38.123968][ T3645] CPU: 1 UID: 0 PID: 3645 Comm: syz-executor101 Not tainted syzkaller #0 PREEMPT(lazy) [ 38.123994][ T3645] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/16/2026 [ 38.124007][ T3645] ================================================================== [ 38.418336][ T3645] ================================================================== [ 38.418362][ T3645] BUG: KCSAN: data-race in dont_mount / path_lookupat [ 38.418389][ T3645] [ 38.418395][ T3645] read-write to 0xffff888105d61000 of 4 bytes by task 3644 on cpu 0: [ 38.418413][ T3645] dont_mount+0x2a/0x40 [ 38.418432][ T3645] vfs_unlink+0x202/0x490 [ 38.418450][ T3645] filename_unlinkat+0x1dc/0x410 [ 38.418470][ T3645] __se_sys_unlink+0x2b/0xe0 [ 38.418489][ T3645] __x64_sys_unlink+0x1f/0x30 [ 38.418505][ T3645] x64_sys_call+0x18ee/0x2550 [ 38.418528][ T3645] do_syscall_64+0x112/0x360 [ 38.418547][ T3645] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 38.418565][ T3645] [ 38.418570][ T3645] read to 0xffff888105d61000 of 4 bytes by task 3645 on cpu 1: [ 38.418584][ T3645] path_lookupat+0x19b/0x4c0 [ 38.418604][ T3645] filename_lookup+0x18f/0x390 [ 38.418627][ T3645] do_readlinkat+0x74/0x2f0 [ 38.418649][ T3645] __x64_sys_readlink+0x47/0x60 [ 38.418669][ T3645] x64_sys_call+0x1d41/0x2550 [ 38.418693][ T3645] do_syscall_64+0x112/0x360 [ 38.418715][ T3645] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 38.418746][ T3645] [ 38.418750][ T3645] value changed: 0x00340040 -> 0x00040040 [ 38.418759][ T3645] [ 38.418763][ T3645] Reported by Kernel Concurrency Sanitizer on: [ 38.418774][ T3645] CPU: 1 UID: 0 PID: 3645 Comm: syz-executor101 Not tainted syzkaller #0 PREEMPT(lazy) [ 38.418802][ T3645] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/16/2026 [ 38.418814][ T3645] ================================================================== [ 38.667412][ T3651] ================================================================== [ 38.667447][ T3651] BUG: KCSAN: data-race in dentry_unlink_inode / step_into_slowpath [ 38.667497][ T3651] [ 38.667504][ T3651] write to 0xffff88811c457f30 of 8 bytes by task 3650 on cpu 0: [ 38.667520][ T3651] dentry_unlink_inode+0x65/0x260 [ 38.667547][ T3651] d_delete+0x164/0x180 [ 38.667570][ T3651] d_delete_notify+0x32/0x100 [ 38.667585][ T3651] vfs_unlink+0x287/0x490 [ 38.667603][ T3651] filename_unlinkat+0x1dc/0x410 [ 38.667623][ T3651] __se_sys_unlink+0x2b/0xe0 [ 38.667642][ T3651] __x64_sys_unlink+0x1f/0x30 [ 38.667658][ T3651] x64_sys_call+0x18ee/0x2550 [ 38.667680][ T3651] do_syscall_64+0x112/0x360 [ 38.667699][ T3651] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 38.667717][ T3651] [ 38.667722][ T3651] read to 0xffff88811c457f30 of 8 bytes by task 3651 on cpu 1: [ 38.667739][ T3651] step_into_slowpath+0x12c/0x4c0 [ 38.667766][ T3651] path_lookupat+0x2eb/0x4c0 [ 38.667790][ T3651] filename_lookup+0x18f/0x390 [ 38.667815][ T3651] do_readlinkat+0x74/0x2f0 [ 38.667838][ T3651] __x64_sys_readlink+0x47/0x60 [ 38.667858][ T3651] x64_sys_call+0x1d41/0x2550 [ 38.667879][ T3651] do_syscall_64+0x112/0x360 [ 38.667901][ T3651] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 38.667922][ T3651] [ 38.667926][ T3651] value changed: 0xffff88811c506578 -> 0x0000000000000000 [ 38.667939][ T3651] [ 38.667943][ T3651] Reported by Kernel Concurrency Sanitizer on: [ 38.667955][ T3651] CPU: 1 UID: 0 PID: 3651 Comm: syz-executor101 Not tainted syzkaller #0 PREEMPT(lazy) [ 38.667981][ T3651] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/16/2026 [ 38.667995][ T3651] ================================================================== [ 39.041871][ T3651] ================================================================== [ 39.041907][ T3651] BUG: KCSAN: data-race in __d_instantiate / path_lookupat [ 39.041941][ T3651] [ 39.041946][ T3651] write to 0xffff888105d60ab0 of 8 bytes by task 3650 on cpu 0: [ 39.041960][ T3651] __d_instantiate+0x1db/0x390 [ 39.041985][ T3651] d_instantiate_new+0x68/0xf0 [ 39.042014][ T3651] ext4_add_nondir+0x187/0x1b0 [ 39.042034][ T3651] ext4_symlink+0x58f/0x660 [ 39.042051][ T3651] vfs_symlink+0xfd/0x220 [ 39.042071][ T3651] filename_symlinkat+0xe8/0x2b0 [ 39.042091][ T3651] __se_sys_symlink+0x42/0x1b0 [ 39.042119][ T3651] __x64_sys_symlink+0x31/0x40 [ 39.042140][ T3651] x64_sys_call+0x211f/0x2550 [ 39.042165][ T3651] do_syscall_64+0x112/0x360 [ 39.042184][ T3651] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.042202][ T3651] [ 39.042208][ T3651] read to 0xffff888105d60ab0 of 8 bytes by task 3651 on cpu 1: [ 39.042225][ T3651] path_lookupat+0x1eb/0x4c0 [ 39.042253][ T3651] filename_lookup+0x18f/0x390 [ 39.042273][ T3651] do_readlinkat+0x74/0x2f0 [ 39.042295][ T3651] __x64_sys_readlink+0x47/0x60 [ 39.042318][ T3651] x64_sys_call+0x1d41/0x2550 [ 39.042344][ T3651] do_syscall_64+0x112/0x360 [ 39.042364][ T3651] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.042382][ T3651] [ 39.042385][ T3651] value changed: 0x0000000000000000 -> 0xffff88811c55e988 [ 39.042395][ T3651] [ 39.042398][ T3651] Reported by Kernel Concurrency Sanitizer on: [ 39.042409][ T3651] CPU: 1 UID: 0 PID: 3651 Comm: syz-executor101 Not tainted syzkaller #0 PREEMPT(lazy) [ 39.042435][ T3651] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/16/2026 [ 39.042448][ T3651] ================================================================== [ 39.638613][ T3651] ================================================================== [ 39.638644][ T3651] BUG: KCSAN: data-race in dont_mount / lookup_fast [ 39.638674][ T3651] [ 39.638680][ T3651] read-write to 0xffff88810061ce40 of 4 bytes by task 3650 on cpu 0: [ 39.638698][ T3651] dont_mount+0x2a/0x40 [ 39.638713][ T3651] vfs_unlink+0x202/0x490 [ 39.638731][ T3651] filename_unlinkat+0x1dc/0x410 [ 39.638751][ T3651] __se_sys_unlink+0x2b/0xe0 [ 39.638770][ T3651] __x64_sys_unlink+0x1f/0x30 [ 39.638790][ T3651] x64_sys_call+0x18ee/0x2550 [ 39.638817][ T3651] do_syscall_64+0x112/0x360 [ 39.638840][ T3651] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.638860][ T3651] [ 39.638864][ T3651] read to 0xffff88810061ce40 of 4 bytes by task 3651 on cpu 1: [ 39.638878][ T3651] lookup_fast+0xf1/0x320 [ 39.638899][ T3651] path_lookupat+0x120/0x4c0 [ 39.638919][ T3651] filename_lookup+0x18f/0x390 [ 39.638941][ T3651] do_readlinkat+0x74/0x2f0 [ 39.638968][ T3651] __x64_sys_readlink+0x47/0x60 [ 39.638993][ T3651] x64_sys_call+0x1d41/0x2550 [ 39.639019][ T3651] do_syscall_64+0x112/0x360 [ 39.639042][ T3651] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.639067][ T3651] [ 39.639070][ T3651] value changed: 0x00340040 -> 0x00040040 [ 39.639080][ T3651] [ 39.639083][ T3651] Reported by Kernel Concurrency Sanitizer on: [ 39.639093][ T3651] CPU: 1 UID: 0 PID: 3651 Comm: syz-executor101 Not tainted syzkaller #0 PREEMPT(lazy) [ 39.639114][ T3651] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/16/2026 [ 39.639125][ T3651] ================================================================== [ 39.960795][ T3649] ================================================================== [ 39.960827][ T3649] BUG: KCSAN: data-race in dont_mount / step_into_slowpath [ 39.960856][ T3649] [ 39.960861][ T3649] read-write to 0xffff8881077fe480 of 4 bytes by task 3648 on cpu 0: [ 39.960875][ T3649] dont_mount+0x2a/0x40 [ 39.960890][ T3649] vfs_unlink+0x202/0x490 [ 39.960904][ T3649] filename_unlinkat+0x1dc/0x410 [ 39.960922][ T3649] __se_sys_unlink+0x2b/0xe0 [ 39.960942][ T3649] __x64_sys_unlink+0x1f/0x30 [ 39.960961][ T3649] x64_sys_call+0x18ee/0x2550 [ 39.960988][ T3649] do_syscall_64+0x112/0x360 [ 39.961012][ T3649] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.961032][ T3649] [ 39.961037][ T3649] read to 0xffff8881077fe480 of 4 bytes by task 3649 on cpu 1: [ 39.961052][ T3649] step_into_slowpath+0x139/0x4c0 [ 39.961079][ T3649] path_lookupat+0x2eb/0x4c0 [ 39.961103][ T3649] filename_lookup+0x18f/0x390 [ 39.961127][ T3649] do_readlinkat+0x74/0x2f0 [ 39.961149][ T3649] __x64_sys_readlink+0x47/0x60 [ 39.961172][ T3649] x64_sys_call+0x1d41/0x2550 [ 39.961195][ T3649] do_syscall_64+0x112/0x360 [ 39.961213][ T3649] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.961231][ T3649] [ 39.961234][ T3649] value changed: 0x00340040 -> 0x00040040 [ 39.961246][ T3649] [ 39.961250][ T3649] Reported by Kernel Concurrency Sanitizer on: [ 39.961261][ T3649] CPU: 1 UID: 0 PID: 3649 Comm: syz-executor101 Not tainted syzkaller #0 PREEMPT(lazy) [ 39.961287][ T3649] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/16/2026 [ 39.961301][ T3649] ================================================================== [ 40.762229][ T3647] ================================================================== [ 40.762260][ T3647] BUG: KCSAN: data-race in __d_instantiate / path_lookupat [ 40.762298][ T3647] [ 40.762304][ T3647] read-write to 0xffff888100627300 of 4 bytes by task 3646 on cpu 0: [ 40.762318][ T3647] __d_instantiate+0x2a8/0x390 [ 40.762342][ T3647] d_instantiate_new+0x68/0xf0 [ 40.762369][ T3647] ext4_add_nondir+0x187/0x1b0 [ 40.762392][ T3647] ext4_symlink+0x58f/0x660 [ 40.762407][ T3647] vfs_symlink+0xfd/0x220 [ 40.762423][ T3647] filename_symlinkat+0xe8/0x2b0 [ 40.762440][ T3647] __se_sys_symlink+0x42/0x1b0 [ 40.762462][ T3647] __x64_sys_symlink+0x31/0x40 [ 40.762481][ T3647] x64_sys_call+0x211f/0x2550 [ 40.762507][ T3647] do_syscall_64+0x112/0x360 [ 40.762531][ T3647] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 40.762553][ T3647] [ 40.762558][ T3647] read to 0xffff888100627300 of 4 bytes by task 3647 on cpu 1: [ 40.762571][ T3647] path_lookupat+0x19b/0x4c0 [ 40.762591][ T3647] filename_lookup+0x18f/0x390 [ 40.762614][ T3647] do_readlinkat+0x74/0x2f0 [ 40.762638][ T3647] __x64_sys_readlink+0x47/0x60 [ 40.762658][ T3647] x64_sys_call+0x1d41/0x2550 [ 40.762679][ T3647] do_syscall_64+0x112/0x360 [ 40.762698][ T3647] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 40.762719][ T3647] [ 40.762724][ T3647] value changed: 0x00040040 -> 0x00340040 [ 40.762736][ T3647] [ 40.762740][ T3647] Reported by Kernel Concurrency Sanitizer on: [ 40.762751][ T3647] CPU: 1 UID: 0 PID: 3647 Comm: syz-executor101 Not tainted syzkaller #0 PREEMPT(lazy) [ 40.762778][ T3647] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/16/2026 [ 40.762791][ T3647] ================================================================== [ 41.248700][ T3647] ================================================================== [ 41.248737][ T3647] BUG: KCSAN: data-race in __d_instantiate / lookup_fast [ 41.248776][ T3647] [ 41.248783][ T3647] read-write to 0xffff888105d0af00 of 4 bytes by task 3646 on cpu 0: [ 41.248800][ T3647] __d_instantiate+0x2a8/0x390 [ 41.248829][ T3647] d_instantiate_new+0x68/0xf0 [ 41.248856][ T3647] ext4_add_nondir+0x187/0x1b0 [ 41.248879][ T3647] ext4_symlink+0x58f/0x660 [ 41.248898][ T3647] vfs_symlink+0xfd/0x220 [ 41.248918][ T3647] filename_symlinkat+0xe8/0x2b0 [ 41.248936][ T3647] __se_sys_symlink+0x42/0x1b0 [ 41.248953][ T3647] __x64_sys_symlink+0x31/0x40 [ 41.248970][ T3647] x64_sys_call+0x211f/0x2550 [ 41.248995][ T3647] do_syscall_64+0x112/0x360 [ 41.249018][ T3647] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 41.249041][ T3647] [ 41.249047][ T3647] read to 0xffff888105d0af00 of 4 bytes by task 3647 on cpu 1: [ 41.249062][ T3647] lookup_fast+0xf1/0x320 [ 41.249085][ T3647] path_lookupat+0x120/0x4c0 [ 41.249109][ T3647] filename_lookup+0x18f/0x390 [ 41.249134][ T3647] do_readlinkat+0x74/0x2f0 [ 41.249161][ T3647] __x64_sys_readlink+0x47/0x60 [ 41.249186][ T3647] x64_sys_call+0x1d41/0x2550 [ 41.249212][ T3647] do_syscall_64+0x112/0x360 [ 41.249232][ T3647] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 41.249255][ T3647] [ 41.249259][ T3647] value changed: 0x00040040 -> 0x00340040 [ 41.249271][ T3647] [ 41.249275][ T3647] Reported by Kernel Concurrency Sanitizer on: [ 41.249287][ T3647] CPU: 1 UID: 0 PID: 3647 Comm: syz-executor101 Not tainted syzkaller #0 PREEMPT(lazy) [ 41.249320][ T3647] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/16/2026 [ 41.249331][ T3647] ================================================================== [ 41.630268][ T3649] ================================================================== [ 41.630303][ T3649] BUG: KCSAN: data-race in dont_mount / step_into_slowpath [ 41.630336][ T3649] [ 41.630342][ T3649] read-write to 0xffff888100619540 of 4 bytes by task 3648 on cpu 0: [ 41.630356][ T3649] dont_mount+0x2a/0x40 [ 41.630370][ T3649] vfs_unlink+0x202/0x490 [ 41.630384][ T3649] filename_unlinkat+0x1dc/0x410 [ 41.630399][ T3649] __se_sys_unlink+0x2b/0xe0 [ 41.630417][ T3649] __x64_sys_unlink+0x1f/0x30 [ 41.630434][ T3649] x64_sys_call+0x18ee/0x2550 [ 41.630458][ T3649] do_syscall_64+0x112/0x360 [ 41.630478][ T3649] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 41.630497][ T3649] [ 41.630501][ T3649] read to 0xffff888100619540 of 4 bytes by task 3649 on cpu 1: [ 41.630516][ T3649] step_into_slowpath+0xea/0x4c0 [ 41.630540][ T3649] path_lookupat+0x2eb/0x4c0 [ 41.630565][ T3649] filename_lookup+0x18f/0x390 [ 41.630589][ T3649] do_readlinkat+0x74/0x2f0 [ 41.630614][ T3649] __x64_sys_readlink+0x47/0x60 [ 41.630638][ T3649] x64_sys_call+0x1d41/0x2550 [ 41.630665][ T3649] do_syscall_64+0x112/0x360 [ 41.630697][ T3649] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 41.630718][ T3649] [ 41.630722][ T3649] value changed: 0x00340040 -> 0x00040040 [ 41.630735][ T3649] [ 41.630739][ T3649] Reported by Kernel Concurrency Sanitizer on: [ 41.630751][ T3649] CPU: 1 UID: 0 PID: 3649 Comm: syz-executor101 Not tainted syzkaller #0 PREEMPT(lazy) [ 41.630776][ T3649] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/16/2026 [ 41.630795][ T3649] ================================================================== [ 42.084109][ T3649] ================================================================== [ 42.084148][ T3649] BUG: KCSAN: data-race in dentry_unlink_inode / step_into_slowpath [ 42.084189][ T3649] [ 42.084194][ T3649] write to 0xffff88810061c3f0 of 8 bytes by task 3648 on cpu 0: [ 42.084208][ T3649] dentry_unlink_inode+0x65/0x260 [ 42.084234][ T3649] d_delete+0x164/0x180 [ 42.084262][ T3649] d_delete_notify+0x32/0x100 [ 42.084281][ T3649] vfs_unlink+0x287/0x490 [ 42.084299][ T3649] filename_unlinkat+0x1dc/0x410 [ 42.084318][ T3649] __se_sys_unlink+0x2b/0xe0 [ 42.084337][ T3649] __x64_sys_unlink+0x1f/0x30 [ 42.084357][ T3649] x64_sys_call+0x18ee/0x2550 [ 42.084381][ T3649] do_syscall_64+0x112/0x360 [ 42.084401][ T3649] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.084419][ T3649] [ 42.084426][ T3649] read to 0xffff88810061c3f0 of 8 bytes by task 3649 on cpu 1: [ 42.084440][ T3649] step_into_slowpath+0x12c/0x4c0 [ 42.084462][ T3649] path_lookupat+0x2eb/0x4c0 [ 42.084484][ T3649] filename_lookup+0x18f/0x390 [ 42.084505][ T3649] do_readlinkat+0x74/0x2f0 [ 42.084527][ T3649] __x64_sys_readlink+0x47/0x60 [ 42.084551][ T3649] x64_sys_call+0x1d41/0x2550 [ 42.084577][ T3649] do_syscall_64+0x112/0x360 [ 42.084599][ T3649] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.084621][ T3649] [ 42.084624][ T3649] value changed: 0xffff88811c516988 -> 0x0000000000000000 [ 42.084634][ T3649] [ 42.084637][ T3649] Reported by Kernel Concurrency Sanitizer on: [ 42.084647][ T3649] CPU: 1 UID: 0 PID: 3649 Comm: syz-executor101 Not tainted syzkaller #0 PREEMPT(lazy) [ 42.084673][ T3649] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/16/2026 [ 42.084686][ T3649] ================================================================== [ 42.451065][ T3649] ================================================================== [ 42.451095][ T3649] BUG: KCSAN: data-race in __d_instantiate / path_lookupat [ 42.451132][ T3649] [ 42.451138][ T3649] write to 0xffff888105d0c1b0 of 8 bytes by task 3648 on cpu 0: [ 42.451155][ T3649] __d_instantiate+0x1db/0x390 [ 42.451183][ T3649] d_instantiate_new+0x68/0xf0 [ 42.451211][ T3649] ext4_add_nondir+0x187/0x1b0 [ 42.451233][ T3649] ext4_symlink+0x58f/0x660 [ 42.451253][ T3649] vfs_symlink+0xfd/0x220 [ 42.451271][ T3649] filename_symlinkat+0xe8/0x2b0 [ 42.451288][ T3649] __se_sys_symlink+0x42/0x1b0 [ 42.451305][ T3649] __x64_sys_symlink+0x31/0x40 [ 42.451322][ T3649] x64_sys_call+0x211f/0x2550 [ 42.451345][ T3649] do_syscall_64+0x112/0x360 [ 42.451367][ T3649] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.451385][ T3649] [ 42.451390][ T3649] read to 0xffff888105d0c1b0 of 8 bytes by task 3649 on cpu 1: [ 42.451403][ T3649] path_lookupat+0x1eb/0x4c0 [ 42.451425][ T3649] filename_lookup+0x18f/0x390 [ 42.451445][ T3649] do_readlinkat+0x74/0x2f0 [ 42.451466][ T3649] __x64_sys_readlink+0x47/0x60 [ 42.451490][ T3649] x64_sys_call+0x1d41/0x2550 [ 42.451515][ T3649] do_syscall_64+0x112/0x360 [ 42.451537][ T3649] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.451554][ T3649] [ 42.451558][ T3649] value changed: 0x0000000000000000 -> 0xffff88811c522578 [ 42.451570][ T3649] [ 42.451575][ T3649] Reported by Kernel Concurrency Sanitizer on: [ 42.451586][ T3649] CPU: 1 UID: 0 PID: 3649 Comm: syz-executor101 Not tainted syzkaller #0 PREEMPT(lazy) [ 42.451612][ T3649] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/16/2026 [ 42.451626][ T3649] ================================================================== [ 43.426895][ T29] kauditd_printk_skb: 6 callbacks suppressed [ 43.426980][ T29] audit: type=1400 audit(1791075529.407:184): avc: denied { write } for pid=3660 comm="dhcpcd-run-hook" name="hook-state" dev="tmpfs" ino=486 scontext=system_u:system_r:dhcpc_t tcontext=system_u:object_r:tmpfs_t tclass=dir permissive=1 [ 43.506403][ T29] audit: type=1400 audit(1791075529.497:185): avc: denied { write } for pid=3671 comm="rm" name="hook-state" dev="tmpfs" ino=486 scontext=system_u:system_r:dhcpc_t tcontext=system_u:object_r:tmpfs_t tclass=dir permissive=1 [ 43.723680][ T3651] ================================================================== [ 43.723707][ T3651] BUG: KCSAN: data-race in dont_mount / lookup_fast [ 43.723735][ T3651] [ 43.723741][ T3651] read-write to 0xffff88811c4570c0 of 4 bytes by task 3650 on cpu 0: [ 43.723759][ T3651] dont_mount+0x2a/0x40 [ 43.723777][ T3651] vfs_unlink+0x202/0x490 [ 43.723795][ T3651] filename_unlinkat+0x1dc/0x410 [ 43.723815][ T3651] __se_sys_unlink+0x2b/0xe0 [ 43.723835][ T3651] __x64_sys_unlink+0x1f/0x30 [ 43.723854][ T3651] x64_sys_call+0x18ee/0x2550 [ 43.723881][ T3651] do_syscall_64+0x112/0x360 [ 43.723905][ T3651] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 43.723924][ T3651] [ 43.723928][ T3651] read to 0xffff88811c4570c0 of 4 bytes by task 3651 on cpu 1: [ 43.723942][ T3651] lookup_fast+0xf1/0x320 [ 43.723963][ T3651] path_lookupat+0x120/0x4c0 [ 43.723983][ T3651] filename_lookup+0x18f/0x390 [ 43.724008][ T3651] do_readlinkat+0x74/0x2f0 [ 43.724035][ T3651] __x64_sys_readlink+0x47/0x60 [ 43.724060][ T3651] x64_sys_call+0x1d41/0x2550 [ 43.724085][ T3651] do_syscall_64+0x112/0x360 [ 43.724106][ T3651] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 43.724128][ T3651] [ 43.724131][ T3651] value changed: 0x00340040 -> 0x00040040 [ 43.724143][ T3651] [ 43.724147][ T3651] Reported by Kernel Concurrency Sanitizer on: [ 43.724157][ T3651] CPU: 1 UID: 0 PID: 3651 Comm: syz-executor101 Not tainted syzkaller #0 PREEMPT(lazy) [ 43.724183][ T3651] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/16/2026 [ 43.724195][ T3651] ================================================================== [ 43.871327][ T29] audit: type=1400 audit(1791075529.857:186): avc: denied { write } for pid=3674 comm="dhcpcd-run-hook" name="hook-state" dev="tmpfs" ino=486 scontext=system_u:system_r:dhcpc_t tcontext=system_u:object_r:tmpfs_t tclass=dir permissive=1 [ 43.960539][ T29] audit: type=1400 audit(1791075529.947:187): avc: denied { write } for pid=3685 comm="rm" name="hook-state" dev="tmpfs" ino=486 scontext=system_u:system_r:dhcpc_t tcontext=system_u:object_r:tmpfs_t tclass=dir permissive=1 [ 44.091278][ T3649] ================================================================== [ 44.091308][ T3649] BUG: KCSAN: data-race in __d_instantiate / path_lookupat [ 44.091342][ T3649] [ 44.091347][ T3649] read-write to 0xffff8881004f2a80 of 4 bytes by task 3648 on cpu 0: [ 44.091364][ T3649] __d_instantiate+0x2a8/0x390 [ 44.091392][ T3649] d_instantiate_new+0x68/0xf0 [ 44.091420][ T3649] ext4_add_nondir+0x187/0x1b0 [ 44.091438][ T3649] ext4_symlink+0x58f/0x660 [ 44.091458][ T3649] vfs_symlink+0xfd/0x220 [ 44.091477][ T3649] filename_symlinkat+0xe8/0x2b0 [ 44.091498][ T3649] __se_sys_symlink+0x42/0x1b0 [ 44.091519][ T3649] __x64_sys_symlink+0x31/0x40 [ 44.091539][ T3649] x64_sys_call+0x211f/0x2550 [ 44.091560][ T3649] do_syscall_64+0x112/0x360 [ 44.091582][ T3649] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 44.091604][ T3649] [ 44.091609][ T3649] read to 0xffff8881004f2a80 of 4 bytes by task 3649 on cpu 1: [ 44.091624][ T3649] path_lookupat+0x19b/0x4c0 [ 44.091645][ T3649] filename_lookup+0x18f/0x390 [ 44.091670][ T3649] do_readlinkat+0x74/0x2f0 [ 44.091697][ T3649] __x64_sys_readlink+0x47/0x60 [ 44.091721][ T3649] x64_sys_call+0x1d41/0x2550 [ 44.091746][ T3649] do_syscall_64+0x112/0x360 [ 44.091765][ T3649] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 44.091783][ T3649] [ 44.091786][ T3649] value changed: 0x00000000 -> 0x00340000 [ 44.091796][ T3649] [ 44.091799][ T3649] Reported by Kernel Concurrency Sanitizer on: [ 44.091810][ T3649] CPU: 1 UID: 0 PID: 3649 Comm: syz-executor101 Not tainted syzkaller #0 PREEMPT(lazy) [ 44.091833][ T3649] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/16/2026 [ 44.091844][ T3649] ================================================================== [ 44.322550][ T3649] ================================================================== [ 44.322581][ T3649] BUG: KCSAN: data-race in __d_instantiate / lookup_fast [ 44.322615][ T3649] [ 44.322620][ T3649] read-write to 0xffff8881077fa300 of 4 bytes by task 3648 on cpu 0: [ 44.322637][ T3649] __d_instantiate+0x2a8/0x390 [ 44.322666][ T3649] d_instantiate_new+0x68/0xf0 [ 44.322697][ T3649] ext4_add_nondir+0x187/0x1b0 [ 44.322717][ T3649] ext4_symlink+0x58f/0x660 [ 44.322735][ T3649] vfs_symlink+0xfd/0x220 [ 44.322754][ T3649] filename_symlinkat+0xe8/0x2b0 [ 44.322775][ T3649] __se_sys_symlink+0x42/0x1b0 [ 44.322792][ T3649] __x64_sys_symlink+0x31/0x40 [ 44.322809][ T3649] x64_sys_call+0x211f/0x2550 [ 44.322831][ T3649] do_syscall_64+0x112/0x360 [ 44.322851][ T3649] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 44.322874][ T3649] [ 44.322879][ T3649] read to 0xffff8881077fa300 of 4 bytes by task 3649 on cpu 1: [ 44.322894][ T3649] lookup_fast+0xf1/0x320 [ 44.322920][ T3649] path_lookupat+0x120/0x4c0 [ 44.322944][ T3649] filename_lookup+0x18f/0x390 [ 44.322969][ T3649] do_readlinkat+0x74/0x2f0 [ 44.322996][ T3649] __x64_sys_readlink+0x47/0x60 [ 44.323019][ T3649] x64_sys_call+0x1d41/0x2550 [ 44.323040][ T3649] do_syscall_64+0x112/0x360 [ 44.323058][ T3649] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 44.323079][ T3649] [ 44.323084][ T3649] value changed: 0x00000000 -> 0x00340000 [ 44.323095][ T3649] [ 44.323100][ T3649] Reported by Kernel Concurrency Sanitizer on: [ 44.323117][ T3649] CPU: 1 UID: 0 PID: 3649 Comm: syz-executor101 Not tainted syzkaller #0 PREEMPT(lazy) [ 44.323139][ T3649] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/16/2026 [ 44.323150][ T3649] ================================================================== [ 44.339774][ T29] audit: type=1400 audit(1791075530.327:188): avc: denied { write } for pid=3688 comm="dhcpcd-run-hook" name="hook-state" dev="tmpfs" ino=486 scontext=system_u:system_r:dhcpc_t tcontext=system_u:object_r:tmpfs_t tclass=dir permissive=1 [ 44.429511][ T29] audit: type=1400 audit(1791075530.417:189): avc: denied { write } for pid=3699 comm="rm" name="hook-state" dev="tmpfs" ino=486 scontext=system_u:system_r:dhcpc_t tcontext=system_u:object_r:tmpfs_t tclass=dir permissive=1 [ 44.770836][ T29] audit: type=1400 audit(1791075530.757:190): avc: denied { write } for pid=3702 comm="dhcpcd-run-hook" name="hook-state" dev="tmpfs" ino=486 scontext=system_u:system_r:dhcpc_t tcontext=system_u:object_r:tmpfs_t tclass=dir permissive=1 [ 44.865966][ T29] audit: type=1400 audit(1791075530.857:191): avc: denied { write } for pid=3713 comm="rm" name="hook-state" dev="tmpfs" ino=486 scontext=system_u:system_r:dhcpc_t tcontext=system_u:object_r:tmpfs_t tclass=dir permissive=1 [ 44.973912][ T3651] ================================================================== [ 44.973945][ T3651] BUG: KCSAN: data-race in dont_mount / step_into_slowpath [ 44.973976][ T3651] [ 44.973982][ T3651] read-write to 0xffff8881077f83c0 of 4 bytes by task 3650 on cpu 0: [ 44.973999][ T3651] dont_mount+0x2a/0x40 [ 44.974018][ T3651] vfs_unlink+0x202/0x490 [ 44.974036][ T3651] filename_unlinkat+0x1dc/0x410 [ 44.974056][ T3651] __se_sys_unlink+0x2b/0xe0 [ 44.974076][ T3651] __x64_sys_unlink+0x1f/0x30 [ 44.974096][ T3651] x64_sys_call+0x18ee/0x2550 [ 44.974122][ T3651] do_syscall_64+0x112/0x360 [ 44.974141][ T3651] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 44.974165][ T3651] [ 44.974170][ T3651] read to 0xffff8881077f83c0 of 4 bytes by task 3651 on cpu 1: [ 44.974187][ T3651] step_into_slowpath+0x139/0x4c0 [ 44.974213][ T3651] path_lookupat+0x2eb/0x4c0 [ 44.974237][ T3651] filename_lookup+0x18f/0x390 [ 44.974262][ T3651] do_readlinkat+0x74/0x2f0 [ 44.974287][ T3651] __x64_sys_readlink+0x47/0x60 [ 44.974307][ T3651] x64_sys_call+0x1d41/0x2550 [ 44.974328][ T3651] do_syscall_64+0x112/0x360 [ 44.974345][ T3651] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 44.974363][ T3651] [ 44.974367][ T3651] value changed: 0x00340040 -> 0x00040040 [ 44.974379][ T3651] [ 44.974383][ T3651] Reported by Kernel Concurrency Sanitizer on: [ 44.974394][ T3651] CPU: 1 UID: 0 PID: 3651 Comm: syz-executor101 Not tainted syzkaller #0 PREEMPT(lazy) [ 44.974420][ T3651] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/16/2026 [ 44.974434][ T3651] ================================================================== [ 45.199555][ T29] audit: type=1400 audit(1791075531.187:192): avc: denied { write } for pid=3716 comm="dhcpcd-run-hook" name="hook-state" dev="tmpfs" ino=486 scontext=system_u:system_r:dhcpc_t tcontext=system_u:object_r:tmpfs_t tclass=dir permissive=1 [ 45.294376][ T29] audit: type=1400 audit(1791075531.277:193): avc: denied { write } for pid=3727 comm="rm" name="hook-state" dev="tmpfs" ino=486 scontext=system_u:system_r:dhcpc_t tcontext=system_u:object_r:tmpfs_t tclass=dir permissive=1 [ 45.370419][ T3651] ================================================================== [ 45.370450][ T3651] BUG: KCSAN: data-race in dont_mount / path_lookupat [ 45.370476][ T3651] [ 45.370481][ T3651] read-write to 0xffff888105cbb780 of 4 bytes by task 3650 on cpu 0: [ 45.370496][ T3651] dont_mount+0x2a/0x40 [ 45.370511][ T3651] vfs_unlink+0x202/0x490 [ 45.370526][ T3651] filename_unlinkat+0x1dc/0x410 [ 45.370549][ T3651] __se_sys_unlink+0x2b/0xe0 [ 45.370569][ T3651] __x64_sys_unlink+0x1f/0x30 [ 45.370588][ T3651] x64_sys_call+0x18ee/0x2550 [ 45.370613][ T3651] do_syscall_64+0x112/0x360 [ 45.370633][ T3651] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 45.370653][ T3651] [ 45.370658][ T3651] read to 0xffff888105cbb780 of 4 bytes by task 3651 on cpu 1: [ 45.370675][ T3651] path_lookupat+0x19b/0x4c0 [ 45.370700][ T3651] filename_lookup+0x18f/0x390 [ 45.370724][ T3651] do_readlinkat+0x74/0x2f0 [ 45.370757][ T3651] __x64_sys_readlink+0x47/0x60 [ 45.370777][ T3651] x64_sys_call+0x1d41/0x2550 [ 45.370798][ T3651] do_syscall_64+0x112/0x360 [ 45.370819][ T3651] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 45.370837][ T3651] [ 45.370840][ T3651] value changed: 0x00340040 -> 0x00040040 [ 45.370850][ T3651] [ 45.370853][ T3651] Reported by Kernel Concurrency Sanitizer on: [ 45.370863][ T3651] CPU: 1 UID: 0 PID: 3651 Comm: syz-executor101 Not tainted syzkaller #0 PREEMPT(lazy) [ 45.370884][ T3651] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/16/2026 [ 45.370898][ T3651] ================================================================== [ 45.537436][ T3647] ================================================================== [ 45.537473][ T3647] BUG: KCSAN: data-race in dentry_unlink_inode / step_into_slowpath [ 45.537510][ T3647] [ 45.537517][ T3647] write to 0xffff888100624930 of 8 bytes by task 3646 on cpu 0: [ 45.537534][ T3647] dentry_unlink_inode+0x65/0x260 [ 45.537561][ T3647] d_delete+0x164/0x180 [ 45.537615][ T3647] d_delete_notify+0x32/0x100 [ 45.537634][ T3647] vfs_unlink+0x287/0x490 [ 45.537652][ T3647] filename_unlinkat+0x1dc/0x410 [ 45.537672][ T3647] __se_sys_unlink+0x2b/0xe0 [ 45.537691][ T3647] __x64_sys_unlink+0x1f/0x30 [ 45.537709][ T3647] x64_sys_call+0x18ee/0x2550 [ 45.537735][ T3647] do_syscall_64+0x112/0x360 [ 45.537758][ T3647] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 45.537781][ T3647] [ 45.537787][ T3647] read to 0xffff888100624930 of 8 bytes by task 3647 on cpu 1: [ 45.537804][ T3647] step_into_slowpath+0x12c/0x4c0 [ 45.537829][ T3647] path_lookupat+0x2eb/0x4c0 [ 45.537848][ T3647] filename_lookup+0x18f/0x390 [ 45.537871][ T3647] do_readlinkat+0x74/0x2f0 [ 45.537896][ T3647] __x64_sys_readlink+0x47/0x60 [ 45.537917][ T3647] x64_sys_call+0x1d41/0x2550 [ 45.537938][ T3647] do_syscall_64+0x112/0x360 [ 45.537958][ T3647] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 45.537977][ T3647] [ 45.537982][ T3647] value changed: 0xffff88811c5b2988 -> 0x0000000000000000 [ 45.537994][ T3647] [ 45.537998][ T3647] Reported by Kernel Concurrency Sanitizer on: [ 45.538010][ T3647] CPU: 1 UID: 0 PID: 3647 Comm: syz-executor101 Not tainted syzkaller #0 PREEMPT(lazy) [ 45.538036][ T3647] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/16/2026 [ 45.538049][ T3647] ================================================================== [ 45.865760][ T3647] ================================================================== [ 45.865790][ T3647] BUG: KCSAN: data-race in __d_instantiate / path_lookupat [ 45.865827][ T3647] [ 45.865834][ T3647] write to 0xffff8881077ff6f0 of 8 bytes by task 3646 on cpu 0: [ 45.865851][ T3647] __d_instantiate+0x1db/0x390 [ 45.865880][ T3647] d_instantiate_new+0x68/0xf0 [ 45.865909][ T3647] ext4_add_nondir+0x187/0x1b0 [ 45.865931][ T3647] ext4_symlink+0x58f/0x660 [ 45.865951][ T3647] vfs_symlink+0xfd/0x220 [ 45.865969][ T3647] filename_symlinkat+0xe8/0x2b0 [ 45.865992][ T3647] __se_sys_symlink+0x42/0x1b0 [ 45.866010][ T3647] __x64_sys_symlink+0x31/0x40 [ 45.866027][ T3647] x64_sys_call+0x211f/0x2550 [ 45.866048][ T3647] do_syscall_64+0x112/0x360 [ 45.866067][ T3647] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 45.866087][ T3647] [ 45.866092][ T3647] read to 0xffff8881077ff6f0 of 8 bytes by task 3647 on cpu 1: [ 45.866109][ T3647] path_lookupat+0x1eb/0x4c0 [ 45.866133][ T3647] filename_lookup+0x18f/0x390 [ 45.866158][ T3647] do_readlinkat+0x74/0x2f0 [ 45.866184][ T3647] __x64_sys_readlink+0x47/0x60 [ 45.866209][ T3647] x64_sys_call+0x1d41/0x2550 [ 45.866235][ T3647] do_syscall_64+0x112/0x360 [ 45.866257][ T3647] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 45.866275][ T3647] [ 45.866278][ T3647] value changed: 0x0000000000000000 -> 0xffff888105dadd58 [ 45.866289][ T3647] [ 45.866292][ T3647] Reported by Kernel Concurrency Sanitizer on: [ 45.866301][ T3647] CPU: 1 UID: 0 PID: 3647 Comm: syz-executor101 Not tainted syzkaller #0 PREEMPT(lazy) [ 45.866328][ T3647] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/16/2026 [ 45.866341][ T3647] ================================================================== [+] Race finished.