[....] Starting enhanced syslogd: rsyslogd[?25l[?1c7[ ok 8[?25h[?0c. [ 38.395361][ T25] audit: type=1800 audit(1570956000.199:25): pid=7012 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="cron" dev="sda1" ino=2447 res=0 [ 38.424487][ T25] audit: type=1800 audit(1570956000.199:26): pid=7012 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="mcstrans" dev="sda1" ino=2490 res=0 [ 38.456736][ T25] audit: type=1800 audit(1570956000.199:27): pid=7012 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="restorecond" dev="sda1" ino=2469 res=0 [....] Starting periodic command scheduler: cron[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting OpenBSD Secure Shell server: sshd[?25l[?1c7[ ok 8[?25h[?0c. Debian GNU/Linux 7 syzkaller ttyS0 Warning: Permanently added '10.128.0.153' (ECDSA) to the list of known hosts. 2019/10/13 08:40:10 fuzzer started 2019/10/13 08:40:10 dialing manager at 10.128.0.105:40973 2019/10/13 08:40:10 syscalls: 2523 2019/10/13 08:40:10 code coverage: enabled 2019/10/13 08:40:10 comparison tracing: enabled 2019/10/13 08:40:10 extra coverage: extra coverage is not supported by the kernel 2019/10/13 08:40:10 setuid sandbox: enabled 2019/10/13 08:40:10 namespace sandbox: enabled 2019/10/13 08:40:10 Android sandbox: /sys/fs/selinux/policy does not exist 2019/10/13 08:40:10 fault injection: enabled 2019/10/13 08:40:10 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2019/10/13 08:40:10 net packet injection: enabled 2019/10/13 08:40:10 net device setup: enabled 2019/10/13 08:40:10 concurrency sanitizer: enabled 08:40:12 executing program 0: r0 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000fc9000)='/dev/sequencer2\x00', 0x0, 0x0) ioctl$KDGKBLED(r0, 0x4004510f, &(0x7f0000000040)) perf_event_open(&(0x7f000001d000)={0x0, 0x3fc, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000000200), 0xb924901802f7f5d0}, 0x2000, 0x0, 0x0, 0x400, 0x0, 0x0, 0x3}, 0xffffffffffffffff, 0x0, r0, 0x0) socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(0xffffffffffffffff, &(0x7f0000000180)={0x2, 0x4e23, @multicast1}, 0x10) r1 = open(&(0x7f0000000140)='./bus\x00', 0x141042, 0x0) write$UHID_INPUT(r1, &(0x7f0000000580)={0x8, "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", 0x1000}, 0x10000005c) prlimit64(0x0, 0xe, &(0x7f0000000280)={0x9, 0x8d}, 0x0) r2 = getpid() sched_setattr(r2, &(0x7f0000000040)={0x30, 0x2, 0x0, 0x0, 0x5}, 0x0) write(0xffffffffffffffff, &(0x7f0000000340), 0x41395527) vmsplice(0xffffffffffffffff, &(0x7f0000000000)=[{&(0x7f0000000500), 0x3528a9c0}], 0x1, 0x0) sched_setattr(0x0, &(0x7f0000000080)={0x30, 0x2, 0x0, 0x0, 0x3}, 0x0) r3 = gettid() process_vm_writev(r3, &(0x7f0000000000)=[{&(0x7f00008f9f09)=""/247, 0xf7}], 0x1, &(0x7f0000121000)=[{&(0x7f0000217f28)=""/231, 0xffffff4e}], 0x23a, 0x0) syzkaller login: [ 50.941028][ T7177] IPVS: ftp: loaded support on port[0] = 21 08:40:12 executing program 1: r0 = open(&(0x7f0000000000)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000002000/0x4000)=nil, 0x4000, 0x0, 0x2812, r0, 0x0) perf_event_open(&(0x7f0000000200)={0x6, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffc}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$tun(r0, &(0x7f0000000280)=ANY=[@ANYBLOB="665e2ecfd399dfe57855575439053b3aea29e6b1a464d64c819a003b7fd2738e6ee633ebe307c44fd6ddc7cad5eb7aa7624f5e8a8ba559231f2daf888891911d892cab9b5710c5f84e5dc507f048faf4f4954d56b13c9c9d51cf6aa58de6dac4160b903ad4368e95015a4d3c3e7294fe7df0ec49001ce406660b069ce8454b24840793be048181f44c0a83b6093da5bec59f864446afa731229733ea59da005df7"], 0x1) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) mmap(&(0x7f0000004000/0x4000)=nil, 0x4000, 0x0, 0x32, 0xffffffffffffffff, 0x0) [ 51.030109][ T7177] chnl_net:caif_netlink_parms(): no params data found [ 51.082345][ T7177] bridge0: port 1(bridge_slave_0) entered blocking state [ 51.108636][ T7177] bridge0: port 1(bridge_slave_0) entered disabled state [ 51.116798][ T7177] device bridge_slave_0 entered promiscuous mode [ 51.139262][ T7177] bridge0: port 2(bridge_slave_1) entered blocking state [ 51.146413][ T7177] bridge0: port 2(bridge_slave_1) entered disabled state [ 51.155731][ T7177] device bridge_slave_1 entered promiscuous mode [ 51.179272][ T7177] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 51.190949][ T7177] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 51.215652][ T7177] team0: Port device team_slave_0 added [ 51.239110][ T7177] team0: Port device team_slave_1 added [ 51.331185][ T7177] device hsr_slave_0 entered promiscuous mode 08:40:13 executing program 2: r0 = syz_open_dev$binderN(&(0x7f0000000080)='/dev/binder#\x00', 0x0, 0x0) r1 = socket$unix(0x1, 0x5, 0x0) r2 = fcntl$dupfd(r1, 0x0, r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) ioctl$BINDER_GET_NODE_INFO_FOR_REF(r0, 0x40046205, 0x0) [ 51.408236][ T7177] device hsr_slave_1 entered promiscuous mode [ 51.455584][ T7177] bridge0: port 2(bridge_slave_1) entered blocking state [ 51.462713][ T7177] bridge0: port 2(bridge_slave_1) entered forwarding state [ 51.466611][ T7180] IPVS: ftp: loaded support on port[0] = 21 [ 51.470181][ T7177] bridge0: port 1(bridge_slave_0) entered blocking state [ 51.483011][ T7177] bridge0: port 1(bridge_slave_0) entered forwarding state [ 51.696592][ T7177] 8021q: adding VLAN 0 to HW filter on device bond0 [ 51.735785][ T7183] IPVS: ftp: loaded support on port[0] = 21 [ 51.748180][ T3022] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 51.757581][ T3022] bridge0: port 1(bridge_slave_0) entered disabled state [ 51.782964][ T3022] bridge0: port 2(bridge_slave_1) entered disabled state 08:40:13 executing program 3: r0 = creat(&(0x7f0000000080)='./file0\x00', 0x0) r1 = fanotify_init(0x0, 0x0) fanotify_mark(r1, 0x105, 0x101b, r0, 0x0) readv(r1, &(0x7f00000001c0)=[{&(0x7f0000000080)=""/52, 0x34}], 0x1) [ 51.792825][ T3022] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 51.806434][ T7177] 8021q: adding VLAN 0 to HW filter on device team0 [ 51.855575][ T3022] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 51.865590][ T3022] bridge0: port 1(bridge_slave_0) entered blocking state [ 51.872748][ T3022] bridge0: port 1(bridge_slave_0) entered forwarding state [ 51.882192][ T3022] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 51.891009][ T3022] bridge0: port 2(bridge_slave_1) entered blocking state [ 51.898115][ T3022] bridge0: port 2(bridge_slave_1) entered forwarding state [ 51.920548][ T7180] chnl_net:caif_netlink_parms(): no params data found [ 51.937192][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 51.948780][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 51.989433][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 52.001205][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 52.011416][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 52.022718][ T7177] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 52.091340][ T7177] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 52.131407][ T7180] bridge0: port 1(bridge_slave_0) entered blocking state [ 52.147349][ T7180] bridge0: port 1(bridge_slave_0) entered disabled state [ 52.159810][ T7180] device bridge_slave_0 entered promiscuous mode [ 52.170305][ T7180] bridge0: port 2(bridge_slave_1) entered blocking state [ 52.177394][ T7180] bridge0: port 2(bridge_slave_1) entered disabled state [ 52.187682][ T7180] device bridge_slave_1 entered promiscuous mode [ 52.222374][ T7191] IPVS: ftp: loaded support on port[0] = 21 [ 52.244129][ T7183] chnl_net:caif_netlink_parms(): no params data found [ 52.256842][ T7180] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 52.270162][ T7180] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 52.370959][ T7180] team0: Port device team_slave_0 added [ 52.381812][ T7180] team0: Port device team_slave_1 added [ 52.395026][ T7183] bridge0: port 1(bridge_slave_0) entered blocking state [ 52.403045][ T7183] bridge0: port 1(bridge_slave_0) entered disabled state [ 52.415415][ T7183] device bridge_slave_0 entered promiscuous mode [ 52.459903][ T7183] bridge0: port 2(bridge_slave_1) entered blocking state [ 52.467069][ T7183] bridge0: port 2(bridge_slave_1) entered disabled state [ 52.476080][ T7183] device bridge_slave_1 entered promiscuous mode 08:40:14 executing program 4: r0 = socket$pppoe(0x18, 0x1, 0x0) r1 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x6000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x200000000000df8}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffd000/0x3000)=nil, 0x3000, 0x0, 0x11, r2, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r1, 0x2405, r2) connect$pppoe(r0, &(0x7f00000000c0)={0x18, 0x0, {0x4, @local, 'team0\x00'}}, 0x1e) syz_genetlink_get_family_id$team(0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r4, &(0x7f00000000c0)={0xa, 0x4e22}, 0x1c) listen(r4, 0x0) sendto$inet6(r3, 0x0, 0x0, 0x20004004, 0x0, 0x0) ioctl$KVM_ASSIGN_SET_MSIX_ENTRY(0xffffffffffffffff, 0x4010ae74, &(0x7f00000000c0)={0x401, 0x0, 0xfff8}) r5 = syz_open_dev$sndpcmp(0x0, 0x3, 0x0) ioctl$KVM_ASSIGN_SET_MSIX_ENTRY(r5, 0x4010ae74, &(0x7f00000000c0)={0x401, 0x0, 0xfff8}) fsconfig$FSCONFIG_SET_PATH_EMPTY(0xffffffffffffffff, 0x4, &(0x7f0000000140)='\x00', 0x0, r5) socket$nl_generic(0x10, 0x3, 0x10) sendmmsg(r0, &(0x7f0000005b40), 0x4000000000001b2, 0x0) [ 52.611385][ T7180] device hsr_slave_0 entered promiscuous mode [ 52.668308][ T7180] device hsr_slave_1 entered promiscuous mode [ 52.707979][ T7180] debugfs: Directory 'hsr0' with parent '/' already present! [ 52.723276][ T7183] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 52.749830][ T7183] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 52.777330][ T7191] chnl_net:caif_netlink_parms(): no params data found [ 52.799023][ T7180] bridge0: port 2(bridge_slave_1) entered blocking state [ 52.806113][ T7180] bridge0: port 2(bridge_slave_1) entered forwarding state [ 52.813471][ T7180] bridge0: port 1(bridge_slave_0) entered blocking state [ 52.820553][ T7180] bridge0: port 1(bridge_slave_0) entered forwarding state [ 52.870329][ T7183] team0: Port device team_slave_0 added [ 52.906521][ T7183] team0: Port device team_slave_1 added [ 52.915459][ T7180] 8021q: adding VLAN 0 to HW filter on device bond0 [ 52.964327][ T7191] bridge0: port 1(bridge_slave_0) entered blocking state [ 52.973814][ T7191] bridge0: port 1(bridge_slave_0) entered disabled state [ 52.991015][ T7191] device bridge_slave_0 entered promiscuous mode [ 53.000947][ T7175] ================================================================== [ 53.009063][ T7175] BUG: KCSAN: data-race in ext4_es_lookup_extent / ext4_es_lookup_extent [ 53.017456][ T7175] [ 53.019784][ T7175] write to 0xffff88821865a428 of 8 bytes by task 7196 on cpu 1: [ 53.027412][ T7175] ext4_es_lookup_extent+0x3d3/0x510 [ 53.032697][ T7175] ext4_da_get_block_prep+0x159/0xa60 [ 53.038057][ T7175] ext4_block_write_begin+0x33e/0xb90 [ 53.043428][ T7175] ext4_da_write_begin+0x1da/0x7e0 [ 53.048534][ T7175] generic_perform_write+0x136/0x320 [ 53.053813][ T7175] __generic_file_write_iter+0x251/0x380 [ 53.059446][ T7175] ext4_file_write_iter+0x1fc/0xa40 [ 53.064636][ T7175] new_sync_write+0x388/0x4a0 [ 53.069302][ T7175] __vfs_write+0xb1/0xc0 [ 53.073539][ T7175] vfs_write+0x18a/0x390 [ 53.077773][ T7175] ksys_write+0xd5/0x1b0 [ 53.082008][ T7175] __x64_sys_write+0x4c/0x60 [ 53.086598][ T7175] do_syscall_64+0xcf/0x2f0 [ 53.091100][ T7175] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 53.096975][ T7175] [ 53.099305][ T7175] read to 0xffff88821865a428 of 8 bytes by task 7175 on cpu 0: [ 53.106850][ T7175] ext4_es_lookup_extent+0x3ba/0x510 [ 53.112123][ T7175] ext4_map_blocks+0xc2/0xf70 [ 53.116799][ T7175] ext4_mpage_readpages+0x92b/0x1270 [ 53.122077][ T7175] ext4_readpages+0x92/0xc0 [ 53.126573][ T7175] read_pages+0xa2/0x2d0 [ 53.130806][ T7175] __do_page_cache_readahead+0x353/0x390 [ 53.136431][ T7175] ondemand_readahead+0x35d/0x710 [ 53.141445][ T7175] page_cache_async_readahead+0x22c/0x250 [ 53.147157][ T7175] generic_file_read_iter+0xffc/0x1440 [ 53.152607][ T7175] ext4_file_read_iter+0xfa/0x240 [ 53.157621][ T7175] new_sync_read+0x389/0x4f0 [ 53.159665][ T7191] bridge0: port 2(bridge_slave_1) entered blocking state [ 53.162298][ T7175] __vfs_read+0xb1/0xc0 [ 53.162313][ T7175] integrity_kernel_read+0xa1/0xe0 [ 53.162317][ T7175] [ 53.162322][ T7175] Reported by Kernel Concurrency Sanitizer on: [ 53.162338][ T7175] CPU: 0 PID: 7175 Comm: syz-fuzzer Not tainted 5.3.0+ #0 [ 53.162344][ T7175] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 53.162348][ T7175] ================================================================== [ 53.162355][ T7175] Kernel panic - not syncing: panic_on_warn set ... [ 53.162367][ T7175] CPU: 0 PID: 7175 Comm: syz-fuzzer Not tainted 5.3.0+ #0 [ 53.162374][ T7175] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 53.162378][ T7175] Call Trace: [ 53.162403][ T7175] dump_stack+0xf5/0x159 [ 53.162427][ T7175] panic+0x209/0x639 [ 53.162447][ T7175] ? generic_file_read_iter+0xffc/0x1440 [ 53.162465][ T7175] ? vprintk_func+0x8d/0x140 [ 53.162495][ T7175] kcsan_report.cold+0xc/0x1b [ 53.176488][ T7191] bridge0: port 2(bridge_slave_1) entered disabled state [ 53.178762][ T7175] __kcsan_setup_watchpoint+0x3ee/0x510 [ 53.178777][ T7175] ? __kcsan_setup_watchpoint+0x96/0x510 [ 53.178793][ T7175] __tsan_read8+0x2c/0x30 [ 53.178814][ T7175] ext4_es_lookup_extent+0x3ba/0x510 [ 53.178838][ T7175] ext4_map_blocks+0xc2/0xf70 [ 53.178865][ T7175] ext4_mpage_readpages+0x92b/0x1270 [ 53.178893][ T7175] ? __kcsan_setup_watchpoint+0x96/0x510 [ 53.178917][ T7175] ? __kcsan_setup_watchpoint+0x96/0x510 [ 53.185537][ T7191] device bridge_slave_1 entered promiscuous mode [ 53.187380][ T7175] ? __sanitizer_cov_trace_switch+0x49/0x80 [ 53.187408][ T7175] ? ext4_invalidatepage+0x1e0/0x1e0 [ 53.238644][ T7191] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 53.239536][ T7175] ext4_readpages+0x92/0xc0 [ 53.259160][ T7191] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 53.262473][ T7175] ? ext4_invalidatepage+0x1e0/0x1e0 [ 53.262500][ T7175] read_pages+0xa2/0x2d0 [ 53.328858][ T7191] team0: Port device team_slave_0 added [ 53.329113][ T7175] __do_page_cache_readahead+0x353/0x390 [ 53.340332][ T7191] team0: Port device team_slave_1 added [ 53.342611][ T7175] ondemand_readahead+0x35d/0x710 [ 53.342633][ T7175] page_cache_async_readahead+0x22c/0x250 [ 53.342666][ T7175] generic_file_read_iter+0xffc/0x1440 [ 53.393900][ T7175] ext4_file_read_iter+0xfa/0x240 [ 53.398908][ T7175] new_sync_read+0x389/0x4f0 [ 53.403490][ T7175] __vfs_read+0xb1/0xc0 [ 53.407638][ T7175] integrity_kernel_read+0xa1/0xe0 [ 53.412755][ T7175] ima_calc_file_hash_tfm+0x1b5/0x260 [ 53.418170][ T7175] ? __kcsan_setup_watchpoint+0x96/0x510 [ 53.423783][ T7175] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 53.429483][ T7175] ? widen_string+0x4a/0x1a0 [ 53.434050][ T7175] ? __kcsan_setup_watchpoint+0x96/0x510 [ 53.439662][ T7175] ? __kcsan_setup_watchpoint+0x96/0x510 [ 53.445277][ T7175] ? __kcsan_setup_watchpoint+0x96/0x510 [ 53.450897][ T7175] ? __kcsan_setup_watchpoint+0x96/0x510 [ 53.456503][ T7175] ? __kcsan_setup_watchpoint+0x96/0x510 [ 53.462112][ T7175] ? __kcsan_setup_watchpoint+0x96/0x510 [ 53.467716][ T7175] ? __kcsan_setup_watchpoint+0x96/0x510 [ 53.473340][ T7175] ? __tsan_read4+0x2c/0x30 [ 53.477819][ T7175] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 53.484036][ T7175] ? refcount_sub_and_test_checked+0xc8/0x190 [ 53.490075][ T7175] ? __kcsan_setup_watchpoint+0x96/0x510 [ 53.495683][ T7175] ? __tsan_read4+0x2c/0x30 [ 53.500167][ T7175] ima_calc_file_hash+0x158/0xf10 [ 53.505169][ T7175] ? __tsan_write8+0x32/0x40 [ 53.509737][ T7175] ? ext4_xattr_get+0x10b/0x5c0 [ 53.514563][ T7175] ? __rcu_read_unlock+0x62/0xe0 [ 53.519475][ T7175] ? __kcsan_setup_watchpoint+0x96/0x510 [ 53.525088][ T7175] ima_collect_measurement+0x384/0x3b0 [ 53.530539][ T7175] process_measurement+0x980/0xff0 [ 53.535642][ T7175] ? __kcsan_setup_watchpoint+0x96/0x510 [ 53.541249][ T7175] ? __kcsan_setup_watchpoint+0x96/0x510 [ 53.546857][ T7175] ? __tsan_read4+0x2c/0x30 [ 53.551350][ T7175] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 53.557565][ T7175] ? refcount_sub_and_test_checked+0xc8/0x190 [ 53.563618][ T7175] ? __kcsan_setup_watchpoint+0x96/0x510 [ 53.569237][ T7175] ? __kcsan_setup_watchpoint+0x96/0x510 [ 53.574852][ T7175] ima_file_check+0x7e/0xb0 [ 53.579332][ T7175] path_openat+0xfb1/0x3530 [ 53.583821][ T7175] do_filp_open+0x11e/0x1b0 [ 53.588320][ T7175] ? _raw_spin_unlock+0x4b/0x60 [ 53.593169][ T7175] ? __alloc_fd+0x316/0x4c0 [ 53.597663][ T7175] ? get_unused_fd_flags+0x93/0xc0 [ 53.602762][ T7175] do_sys_open+0x3b3/0x4f0 [ 53.607156][ T7175] __x64_sys_openat+0x62/0x80 [ 53.611821][ T7175] do_syscall_64+0xcf/0x2f0 [ 53.616311][ T7175] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 53.622186][ T7175] RIP: 0033:0x47c5aa [ 53.626061][ T7175] Code: e8 7b 6b fb ff 48 8b 7c 24 10 48 8b 74 24 18 48 8b 54 24 20 4c 8b 54 24 28 4c 8b 44 24 30 4c 8b 4c 24 38 48 8b 44 24 08 0f 05 <48> 3d 01 f0 ff ff 76 20 48 c7 44 24 40 ff ff ff ff 48 c7 44 24 48 [ 53.645639][ T7175] RSP: 002b:000000c4202b7850 EFLAGS: 00000206 ORIG_RAX: 0000000000000101 [ 53.654035][ T7175] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 000000000047c5aa [ 53.661993][ T7175] RDX: 0000000000080002 RSI: 000000c420022c80 RDI: ffffffffffffff9c [ 53.669962][ T7175] RBP: 000000c4202b78d0 R08: 0000000000000000 R09: 0000000000000000 [ 53.677911][ T7175] R10: 00000000000001a4 R11: 0000000000000206 R12: ffffffffffffffff [ 53.685862][ T7175] R13: 0000000000000065 R14: 0000000000000064 R15: 0000000000000100 [ 53.695214][ T7175] Kernel Offset: disabled [ 53.699533][ T7175] Rebooting in 86400 seconds..