Warning: Permanently added '10.128.1.253' (ED25519) to the list of known hosts. 2024/05/29 09:38:35 ignoring optional flag "sandboxArg"="0" 2024/05/29 09:38:35 parsed 1 programs 2024/05/29 09:38:35 executed programs: 0 [ 41.095807][ T28] kauditd_printk_skb: 18 callbacks suppressed [ 41.095823][ T28] audit: type=1400 audit(1716975515.843:94): avc: denied { unlink } for pid=345 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" [ 41.134242][ T345] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 41.199792][ T351] bridge0: port 1(bridge_slave_0) entered blocking state [ 41.208318][ T351] bridge0: port 1(bridge_slave_0) entered disabled state [ 41.216129][ T351] device bridge_slave_0 entered promiscuous mode [ 41.223366][ T351] bridge0: port 2(bridge_slave_1) entered blocking state [ 41.230338][ T351] bridge0: port 2(bridge_slave_1) entered disabled state [ 41.237789][ T351] device bridge_slave_1 entered promiscuous mode [ 41.286267][ T351] bridge0: port 2(bridge_slave_1) entered blocking state [ 41.293218][ T351] bridge0: port 2(bridge_slave_1) entered forwarding state [ 41.300912][ T351] bridge0: port 1(bridge_slave_0) entered blocking state [ 41.307943][ T351] bridge0: port 1(bridge_slave_0) entered forwarding state [ 41.329268][ T19] bridge0: port 1(bridge_slave_0) entered disabled state [ 41.336859][ T19] bridge0: port 2(bridge_slave_1) entered disabled state [ 41.344422][ T19] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 41.352230][ T19] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 41.362477][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 41.370682][ T39] bridge0: port 1(bridge_slave_0) entered blocking state [ 41.377542][ T39] bridge0: port 1(bridge_slave_0) entered forwarding state [ 41.386244][ T19] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 41.394399][ T19] bridge0: port 2(bridge_slave_1) entered blocking state [ 41.401388][ T19] bridge0: port 2(bridge_slave_1) entered forwarding state [ 41.413936][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 41.423055][ T19] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 41.437063][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 41.449298][ T351] device veth0_vlan entered promiscuous mode [ 41.455744][ T302] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 41.463682][ T302] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 41.471313][ T302] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 41.483127][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 41.492678][ T351] device veth1_macvtap entered promiscuous mode [ 41.502077][ T302] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 41.516033][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 41.536676][ T28] audit: type=1400 audit(1716975516.283:95): avc: denied { mounton } for pid=356 comm="syz-executor.0" path="/root/syzkaller-testdir4243609562/syzkaller.TQ91tW/0/file0" dev="sda1" ino=1939 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:user_home_t tclass=dir permissive=1 [ 41.542489][ T357] incfs: ino conflict with backing FS 1 [ 41.564930][ T28] audit: type=1400 audit(1716975516.283:96): avc: denied { mount } for pid=356 comm="syz-executor.0" name="/" dev="tmpfs" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:tmpfs_t tclass=filesystem permissive=1 [ 41.592345][ T28] audit: type=1400 audit(1716975516.283:97): avc: denied { mounton } for pid=356 comm="syz-executor.0" path="/root/syzkaller-testdir4243609562/syzkaller.TQ91tW/0/file0/file0" dev="tmpfs" ino=2 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:user_tmpfs_t tclass=dir permissive=1 [ 41.622544][ T351] ------------[ cut here ]------------ [ 41.628069][ T351] WARNING: CPU: 1 PID: 351 at fs/inode.c:332 drop_nlink+0xc1/0x110 [ 41.628144][ T28] audit: type=1400 audit(1716975516.363:98): avc: denied { unmount } for pid=351 comm="syz-executor.0" scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:tmpfs_t tclass=filesystem permissive=1 [ 41.635972][ T351] Modules linked in: [ 41.656638][ T28] audit: type=1400 audit(1716975516.363:99): avc: denied { unmount } for pid=351 comm="syz-executor.0" scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:unlabeled_t tclass=filesystem permissive=1 [ 41.660013][ T351] CPU: 1 PID: 351 Comm: syz-executor.0 Not tainted 6.1.75-syzkaller-1151074-g3f139724700e #0 [ 41.691771][ T351] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/02/2024 [ 41.702528][ T351] RIP: 0010:drop_nlink+0xc1/0x110 [ 41.707466][ T351] Code: 1e 48 8d bb b8 04 00 00 be 08 00 00 00 e8 f7 f5 ef ff f0 48 ff 83 b8 04 00 00 5b 41 5c 41 5d 41 5e 41 5f 5d c3 e8 bf 0d a9 ff <0f> 0b eb 88 44 89 f9 80 e1 07 80 c1 03 38 c1 0f 8c 62 ff ff ff 4c [ 41.727715][ T351] RSP: 0018:ffffc900013b7bf0 EFLAGS: 00010293 [ 41.734068][ T351] RAX: ffffffff81cc6071 RBX: 0000000000000000 RCX: ffff88810e2e5100 [ 41.742415][ T351] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 41.750685][ T351] RBP: ffffc900013b7c18 R08: ffffffff81cc5ff4 R09: 0000000000000003 [ 41.759802][ T351] R10: ffffffffffffffff R11: dffffc0000000001 R12: dffffc0000000000 [ 41.768390][ T351] R13: 1ffff110233a4368 R14: ffff888119d21af8 R15: ffff888119d21b40 [ 41.776283][ T351] FS: 0000555555aea480(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 [ 41.785193][ T351] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 41.791952][ T351] CR2: 0000555555b03898 CR3: 0000000124779000 CR4: 00000000003506a0 [ 41.799852][ T351] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 41.807764][ T351] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 41.815592][ T351] Call Trace: [ 41.819134][ T351] [ 41.821912][ T351] ? show_regs+0x58/0x60 [ 41.826035][ T351] ? __warn+0x160/0x3d0 [ 41.830464][ T351] ? drop_nlink+0xc1/0x110 [ 41.834812][ T351] ? report_bug+0x4d5/0x7d0 [ 41.839615][ T351] ? drop_nlink+0xc1/0x110 [ 41.844507][ T351] ? handle_bug+0x41/0x70 [ 41.848981][ T351] ? exc_invalid_op+0x1b/0x50 [ 41.853675][ T351] ? asm_exc_invalid_op+0x1b/0x20 [ 41.858939][ T351] ? drop_nlink+0x44/0x110 [ 41.863269][ T351] ? drop_nlink+0xc1/0x110 [ 41.867796][ T351] ? drop_nlink+0xc1/0x110 [ 41.872109][ T351] shmem_rmdir+0x59/0x90 [ 41.876881][ T351] vfs_rmdir+0x398/0x500 [ 41.881420][ T351] incfs_kill_sb+0x113/0x230 [ 41.885872][ T351] deactivate_locked_super+0xad/0x110 [ 41.891339][ T351] deactivate_super+0xbe/0xf0 [ 41.895942][ T351] cleanup_mnt+0x485/0x510 [ 41.900601][ T351] ? user_path_at_empty+0x14e/0x1a0 [ 41.906197][ T351] __cleanup_mnt+0x19/0x20 [ 41.910512][ T351] task_work_run+0x24d/0x2e0 [ 41.915106][ T351] ? task_work_cancel+0x2b0/0x2b0 [ 41.920291][ T351] ? __x64_sys_umount+0x122/0x170 [ 41.925356][ T351] exit_to_user_mode_loop+0x94/0xa0 [ 41.930494][ T351] exit_to_user_mode_prepare+0x5a/0xa0 [ 41.936179][ T351] syscall_exit_to_user_mode+0x26/0x140 [ 41.941700][ T351] do_syscall_64+0x49/0xb0 [ 41.946653][ T351] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 41.952417][ T351] RIP: 0033:0x7f93fc47f197 [ 41.957262][ T351] Code: b0 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 b0 ff ff ff f7 d8 64 89 02 b8 [ 41.976984][ T351] RSP: 002b:00007ffe801aa838 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6 [ 41.985333][ T351] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f93fc47f197 [ 41.993331][ T351] RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffe801aa8f0 [ 42.001583][ T351] RBP: 00007ffe801aa8f0 R08: 0000000000000000 R09: 0000000000000000 [ 42.009572][ T351] R10: 00000000ffffffff R11: 0000000000000246 R12: 00007ffe801ab9e0 [ 42.017347][ T351] R13: 00007f93fc4c93b9 R14: 000000000000a224 R15: 0000000000000006 [ 42.025284][ T351] [ 42.028112][ T351] ---[ end trace 0000000000000000 ]--- [ 42.033515][ T351] ================================================================== [ 42.041669][ T351] BUG: KASAN: null-ptr-deref in ihold+0x20/0x60 [ 42.047727][ T351] Write of size 4 at addr 0000000000000170 by task syz-executor.0/351 [ 42.055852][ T351] [ 42.058111][ T351] CPU: 0 PID: 351 Comm: syz-executor.0 Tainted: G W 6.1.75-syzkaller-1151074-g3f139724700e #0 [ 42.070040][ T351] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/02/2024 [ 42.080054][ T351] Call Trace: [ 42.083180][ T351] [ 42.085997][ T351] dump_stack_lvl+0x151/0x1b7 [ 42.090613][ T351] ? nf_tcp_handle_invalid+0x3f1/0x3f1 [ 42.096049][ T351] ? _printk+0xd1/0x111 [ 42.100008][ T351] print_report+0xe1/0x4e0 [ 42.104357][ T351] ? _raw_spin_lock+0xa4/0x1b0 [ 42.108933][ T351] ? __virt_addr_valid+0x59/0x2f0 [ 42.113880][ T351] ? kasan_addr_to_slab+0xd/0x80 [ 42.118816][ T351] ? ihold+0x20/0x60 [ 42.122545][ T351] kasan_report+0x13c/0x170 [ 42.126889][ T351] ? ihold+0x20/0x60 [ 42.130710][ T351] kasan_check_range+0x294/0x2a0 [ 42.135491][ T351] __kasan_check_write+0x14/0x20 [ 42.140253][ T351] ihold+0x20/0x60 [ 42.143819][ T351] vfs_rmdir+0x268/0x500 [ 42.147909][ T351] incfs_kill_sb+0x113/0x230 [ 42.152318][ T351] deactivate_locked_super+0xad/0x110 [ 42.157650][ T351] deactivate_super+0xbe/0xf0 [ 42.162304][ T351] cleanup_mnt+0x485/0x510 [ 42.166806][ T351] ? user_path_at_empty+0x14e/0x1a0 [ 42.171929][ T351] __cleanup_mnt+0x19/0x20 [ 42.176260][ T351] task_work_run+0x24d/0x2e0 [ 42.180918][ T351] ? task_work_cancel+0x2b0/0x2b0 [ 42.185762][ T351] ? __x64_sys_umount+0x122/0x170 [ 42.190623][ T351] exit_to_user_mode_loop+0x94/0xa0 [ 42.195658][ T351] exit_to_user_mode_prepare+0x5a/0xa0 [ 42.201130][ T351] syscall_exit_to_user_mode+0x26/0x140 [ 42.206516][ T351] do_syscall_64+0x49/0xb0 [ 42.210931][ T351] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 42.216833][ T351] RIP: 0033:0x7f93fc47f197 [ 42.221259][ T351] Code: b0 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 b0 ff ff ff f7 d8 64 89 02 b8 [ 42.240989][ T351] RSP: 002b:00007ffe801aa838 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6 [ 42.249308][ T351] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f93fc47f197 [ 42.257408][ T351] RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffe801aa8f0 [ 42.265222][ T351] RBP: 00007ffe801aa8f0 R08: 0000000000000000 R09: 0000000000000000 [ 42.273221][ T351] R10: 00000000ffffffff R11: 0000000000000246 R12: 00007ffe801ab9e0 [ 42.281190][ T351] R13: 00007f93fc4c93b9 R14: 000000000000a224 R15: 0000000000000006 [ 42.289281][ T351] [ 42.292145][ T351] ================================================================== [ 42.301227][ T28] audit: type=1400 audit(1716975517.043:100): 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 [ 42.323434][ T351] Disabling lock debugging due to kernel taint [ 42.329802][ T351] BUG: kernel NULL pointer dereference, address: 0000000000000170 [ 42.337906][ T351] #PF: supervisor write access in kernel mode [ 42.343874][ T351] #PF: error_code(0x0002) - not-present page [ 42.349687][ T351] PGD 1259d6067 P4D 1259d6067 PUD 0 [ 42.354808][ T351] Oops: 0002 [#1] PREEMPT SMP KASAN [ 42.359927][ T351] CPU: 0 PID: 351 Comm: syz-executor.0 Tainted: G B W 6.1.75-syzkaller-1151074-g3f139724700e #0 [ 42.371524][ T351] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/02/2024 [ 42.381566][ T351] RIP: 0010:ihold+0x25/0x60 [ 42.385988][ T351] Code: 00 00 00 00 00 55 48 89 e5 41 56 53 49 89 fe e8 91 05 a9 ff 49 8d be 70 01 00 00 be 04 00 00 00 e8 a0 ed ef ff bb 01 00 00 00 41 0f c1 9e 70 01 00 00 ff c3 bf 02 00 00 00 89 de e8 14 09 a9 [ 42.405521][ T351] RSP: 0018:ffffc900013b7c30 EFLAGS: 00010246 [ 42.411737][ T351] RAX: ffff88810e2e5100 RBX: 0000000000000001 RCX: ffff88810e2e5100 [ 42.419836][ T351] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 42.427764][ T351] RBP: ffffc900013b7c40 R08: ffffffff814470c3 R09: fffffbfff0de60fd [ 42.435716][ T351] R10: 0000000000000000 R11: dffffc0000000001 R12: 1ffff110233a417f [ 42.443709][ T351] R13: ffff88811f4e6330 R14: 0000000000000000 R15: 1ffff11023e9cc6c [ 42.451660][ T351] FS: 0000555555aea480(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 [ 42.460570][ T351] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.467367][ T351] CR2: 0000000000000170 CR3: 0000000124779000 CR4: 00000000003506b0 [ 42.475432][ T351] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 42.483270][ T351] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 42.491109][ T351] Call Trace: [ 42.494217][ T351] [ 42.497002][ T351] ? __die_body+0x62/0xb0 [ 42.501255][ T351] ? __die+0x7e/0x90 [ 42.505162][ T351] ? page_fault_oops+0x7f9/0xa90 [ 42.510258][ T351] ? vprintk_default+0x26/0x30 [ 42.514857][ T351] ? kernelmode_fixup_or_oops+0x270/0x270 [ 42.520439][ T351] ? add_taint+0x44/0xe0 [ 42.524481][ T351] ? panic+0x660/0x660 [ 42.528388][ T351] ? preempt_schedule_thunk+0x16/0x18 [ 42.533715][ T351] ? exc_page_fault+0x537/0x700 [ 42.538669][ T351] ? asm_exc_page_fault+0x27/0x30 [ 42.543782][ T351] ? add_taint+0x93/0xe0 [ 42.548027][ T351] ? ihold+0x25/0x60 [ 42.551764][ T351] vfs_rmdir+0x268/0x500 [ 42.555926][ T351] incfs_kill_sb+0x113/0x230 [ 42.560267][ T351] deactivate_locked_super+0xad/0x110 [ 42.565468][ T351] deactivate_super+0xbe/0xf0 [ 42.570081][ T351] cleanup_mnt+0x485/0x510 [ 42.574349][ T351] ? user_path_at_empty+0x14e/0x1a0 [ 42.579375][ T351] __cleanup_mnt+0x19/0x20 [ 42.583614][ T351] task_work_run+0x24d/0x2e0 [ 42.588053][ T351] ? task_work_cancel+0x2b0/0x2b0 [ 42.592989][ T351] ? __x64_sys_umount+0x122/0x170 [ 42.597868][ T351] exit_to_user_mode_loop+0x94/0xa0 [ 42.602874][ T351] exit_to_user_mode_prepare+0x5a/0xa0 [ 42.608256][ T351] syscall_exit_to_user_mode+0x26/0x140 [ 42.613734][ T351] do_syscall_64+0x49/0xb0 [ 42.618030][ T351] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 42.623798][ T351] RIP: 0033:0x7f93fc47f197 [ 42.628059][ T351] Code: b0 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 b0 ff ff ff f7 d8 64 89 02 b8 [ 42.648057][ T351] RSP: 002b:00007ffe801aa838 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6 [ 42.656292][ T351] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f93fc47f197 [ 42.664103][ T351] RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffe801aa8f0 [ 42.672392][ T351] RBP: 00007ffe801aa8f0 R08: 0000000000000000 R09: 0000000000000000 [ 42.680283][ T351] R10: 00000000ffffffff R11: 0000000000000246 R12: 00007ffe801ab9e0 [ 42.688179][ T351] R13: 00007f93fc4c93b9 R14: 000000000000a224 R15: 0000000000000006 [ 42.696355][ T351] [ 42.699582][ T351] Modules linked in: [ 42.703406][ T351] CR2: 0000000000000170 [ 42.707476][ T351] ---[ end trace 0000000000000000 ]--- [ 42.713213][ T351] RIP: 0010:ihold+0x25/0x60 [ 42.717539][ T351] Code: 00 00 00 00 00 55 48 89 e5 41 56 53 49 89 fe e8 91 05 a9 ff 49 8d be 70 01 00 00 be 04 00 00 00 e8 a0 ed ef ff bb 01 00 00 00 41 0f c1 9e 70 01 00 00 ff c3 bf 02 00 00 00 89 de e8 14 09 a9 [ 42.737586][ T351] RSP: 0018:ffffc900013b7c30 EFLAGS: 00010246 [ 42.743603][ T351] RAX: ffff88810e2e5100 RBX: 0000000000000001 RCX: ffff88810e2e5100 [ 42.751754][ T351] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 42.761215][ T351] RBP: ffffc900013b7c40 R08: ffffffff814470c3 R09: fffffbfff0de60fd [ 42.769415][ T351] R10: 0000000000000000 R11: dffffc0000000001 R12: 1ffff110233a417f [ 42.777697][ T351] R13: ffff88811f4e6330 R14: 0000000000000000 R15: 1ffff11023e9cc6c [ 42.786237][ T351] FS: 0000555555aea480(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 [ 42.796332][ T351] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.802889][ T351] CR2: 0000000000000170 CR3: 0000000124779000 CR4: 00000000003506b0 [ 42.811368][ T351] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 42.819443][ T351] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 42.827312][ T351] Kernel panic - not syncing: Fatal exception [ 42.833592][ T351] Kernel Offset: disabled [ 42.837730][ T351] Rebooting in 86400 seconds..