bisecting fixing commit since a1b977b49b66c75e6c51a515f6700371ae720217 building syzkaller on 1880b4a9f394370a7d1fcb5c1cfca0fa1127b463 testing commit a1b977b49b66c75e6c51a515f6700371ae720217 with gcc (GCC) 8.4.1 20210217 kernel signature: 42ec1613e51d504bfc8eb116c10135a68d054b7b6b3f04ae9b59441e64938d5c all runs: crashed: WARNING in drop_nlink testing current HEAD 830a059cbba6832c11fefc0894c7ec7a27f75734 testing commit 830a059cbba6832c11fefc0894c7ec7a27f75734 with gcc (GCC) 8.4.1 20210217 kernel signature: d8ca72f59f9fe5f91d6a93ee4346ef86cf68289d9c1c4699c24511b1fdd33d51 all runs: crashed: WARNING in drop_nlink revisions tested: 2, total time: 28m46.438349246s (build: 21m37.07126331s, test: 6m24.08620881s) the crash still happens on HEAD commit msg: Linux 4.19.186 crash: WARNING in drop_nlink IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready device veth0_macvtap entered promiscuous mode MINIX-fs: mounting unchecked file system, running fsck is recommended IPv6: ADDRCONF(NETDEV_UP): macvtap0: link is not ready ------------[ cut here ]------------ WARNING: CPU: 0 PID: 7294 at fs/inode.c:286 drop_nlink.cold.19+0xc/0x3c fs/inode.c:286 Modules linked in: CPU: 0 PID: 7294 Comm: syz-executor.3 Not tainted 4.19.186-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:drop_nlink.cold.19+0xc/0x3c fs/inode.c:286 Code: e0 2a 80 3c 02 00 75 0c 48 8b 83 d0 00 00 00 e9 7b d3 bd fa 4c 89 e7 e8 e1 f3 ae fa eb ea 48 c7 c7 00 b3 53 87 e8 3f 03 ff ff <0f> 0b b8 ff ff 37 00 4c 89 e2 48 c1 ea 03 48 c1 e0 2a 0f b6 04 02 RSP: 0018:ffff8881d1f0f9e0 EFLAGS: 00010282 RAX: 0000000000000024 RBX: ffff8881c9ddd0c0 RCX: 0000000000000000 RDX: 0000000000000000 RSI: ffffffff878b7400 RDI: ffffffff8a3e5aa0 RBP: ffff8881d1f0f9f8 R08: ffffed103ecc5081 R09: ffffed103ecc5080 R10: ffffed103ecc5080 R11: ffff8881f6628407 R12: ffff8881c9ddd108 R13: ffff8881c9ddf9e0 R14: 0000000000000000 R15: ffff8881c99fe080 FS: 00007feb4d413700(0000) GS:ffff8881f6600000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000565236131238 CR3: 00000001d69f1002 CR4: 00000000001606f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: inode_dec_link_count include/linux/fs.h:2107 [inline] minix_rename+0x330/0x720 fs/minix/namei.c:226 vfs_rename+0xa13/0x1860 fs/namei.c:4479 do_renameat2+0x60d/0xa00 fs/namei.c:4629 __do_sys_renameat fs/namei.c:4670 [inline] __se_sys_renameat fs/namei.c:4667 [inline] __x64_sys_renameat+0x95/0xf0 fs/namei.c:4667 do_syscall_64+0xd0/0x4e0 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x465809 Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007feb4d413188 EFLAGS: 00000246 ORIG_RAX: 0000000000000108 RAX: ffffffffffffffda RBX: 000000000055bf00 RCX: 0000000000465809 RDX: 0000000000000009 RSI: 0000000020000500 RDI: 000000000000000a RBP: 00000000004af675 R08: 0000000000000000 R09: 0000000000000000 R10: 00000000200017c0 R11: 0000000000000246 R12: 000000000055bf00 R13: 00007ffd279c0c4f R14: 00007feb4d413300 R15: 0000000000022000 irq event stamp: 1660 hardirqs last enabled at (1659): [] __raw_spin_unlock_irq include/linux/spinlock_api_smp.h:168 [inline] hardirqs last enabled at (1659): [] _raw_spin_unlock_irq+0x27/0x90 kernel/locking/spinlock.c:192 hardirqs last disabled at (1660): [] trace_hardirqs_off_thunk+0x1a/0x1c softirqs last enabled at (1656): [] __do_softirq+0x62d/0x919 kernel/softirq.c:318 softirqs last disabled at (1593): [] invoke_softirq kernel/softirq.c:372 [inline] softirqs last disabled at (1593): [] irq_exit+0x17f/0x1c0 kernel/softirq.c:412 ---[ end trace 77fe4479975fbd72 ]--- Bluetooth: hci2: command 0x0419 tx timeout device veth1_macvtap entered promiscuous mode Bluetooth: hci1: command 0x0419 tx timeout IPv6: ADDRCONF(NETDEV_UP): macsec0: link is not ready Bluetooth: hci0: command 0x0419 tx timeout Bluetooth: hci4: command 0x0419 tx timeout Bluetooth: hci5: command 0x0419 tx timeout IPv6: ADDRCONF(NETDEV_UP): wlan0: link is not ready Bluetooth: hci3: command 0x0419 tx timeout IPv6: ADDRCONF(NETDEV_UP): veth0_to_batadv: link is not ready wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 IPv6: ADDRCONF(NETDEV_UP): veth1_to_batadv: link is not ready wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 IPv6: ADDRCONF(NETDEV_UP): wlan1: link is not ready wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready MINIX-fs: mounting unchecked file system, running fsck is recommended ------------[ cut here ]------------ IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready WARNING: CPU: 1 PID: 7343 at fs/inode.c:286 drop_nlink.cold.19+0xc/0x3c fs/inode.c:286 IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready Modules linked in: CPU: 1 PID: 7343 Comm: syz-executor.3 Tainted: G W 4.19.186-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:drop_nlink.cold.19+0xc/0x3c fs/inode.c:286 Code: e0 2a 80 3c 02 00 75 0c 48 8b 83 d0 00 00 00 e9 7b d3 bd fa 4c 89 e7 e8 e1 f3 ae fa eb ea 48 c7 c7 00 b3 53 87 e8 3f 03 ff ff <0f> 0b b8 ff ff 37 00 4c 89 e2 48 c1 ea 03 48 c1 e0 2a 0f b6 04 02 RSP: 0018:ffff8881d55679e0 EFLAGS: 00010282 RAX: 0000000000000024 RBX: ffff8881c9e481c0 RCX: 0000000000000000 RDX: 0000000000000000 RSI: ffffffff878b7400 RDI: ffffffff8a3e5aa0 RBP: ffff8881d55679f8 R08: ffffed103ece5081 R09: ffffed103ece5080 R10: ffffed103ece5080 R11: ffff8881f6728407 R12: ffff8881c9e48208 R13: ffff8881c9e49ae0 R14: 0000000000000000 R15: ffff8881c9b36080 FS: 00007feb4d413700(0000) GS:ffff8881f6700000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007ffe3c573e2c CR3: 00000001e781b005 CR4: 00000000001606e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: inode_dec_link_count include/linux/fs.h:2107 [inline] minix_rename+0x330/0x720 fs/minix/namei.c:226 vfs_rename+0xa13/0x1860 fs/namei.c:4479 do_renameat2+0x60d/0xa00 fs/namei.c:4629 __do_sys_renameat fs/namei.c:4670 [inline] __se_sys_renameat fs/namei.c:4667 [inline] __x64_sys_renameat+0x95/0xf0 fs/namei.c:4667 do_syscall_64+0xd0/0x4e0 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x465809 Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007feb4d413188 EFLAGS: 00000246 ORIG_RAX: 0000000000000108 RAX: ffffffffffffffda RBX: 000000000055bf00 RCX: 0000000000465809 RDX: 0000000000000009 RSI: 0000000020000500 RDI: 000000000000000a RBP: 00000000004af675 R08: 0000000000000000 R09: 0000000000000000 R10: 00000000200017c0 R11: 0000000000000246 R12: 000000000055bf00 R13: 00007ffd279c0c4f R14: 00007feb4d413300 R15: 0000000000022000 irq event stamp: 1310 hardirqs last enabled at (1309): [] __free_pages_ok+0x616/0xd60 mm/page_alloc.c:1286 hardirqs last disabled at (1310): [] trace_hardirqs_off_thunk+0x1a/0x1c softirqs last enabled at (1284): [] __do_softirq+0x62d/0x919 kernel/softirq.c:318 softirqs last disabled at (1095): [] invoke_softirq kernel/softirq.c:372 [inline] softirqs last disabled at (1095): [] irq_exit+0x17f/0x1c0 kernel/softirq.c:412 ---[ end trace 77fe4479975fbd73 ]--- batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! IPv6: ADDRCONF(NETDEV_UP): batadv_slave_0: link is not ready batman_adv: batadv0: Interface activated: batadv_slave_0 IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 MINIX-fs: mounting unchecked file system, running fsck is recommended batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! IPv6: ADDRCONF(NETDEV_UP): batadv_slave_1: link is not ready batman_adv: batadv0: Interface activated: batadv_slave_1 IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready ------------[ cut here ]------------ IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready WARNING: CPU: 0 PID: 7361 at fs/inode.c:286 drop_nlink.cold.19+0xc/0x3c fs/inode.c:286 Modules linked in: CPU: 0 PID: 7361 Comm: syz-executor.3 Tainted: G W 4.19.186-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:drop_nlink.cold.19+0xc/0x3c fs/inode.c:286 Code: e0 2a 80 3c 02 00 75 0c 48 8b 83 d0 00 00 00 e9 7b d3 bd fa 4c 89 e7 e8 e1 f3 ae fa eb ea 48 c7 c7 00 b3 53 87 e8 3f 03 ff ff <0f> 0b b8 ff ff 37 00 4c 89 e2 48 c1 ea 03 48 c1 e0 2a 0f b6 04 02 RSP: 0018:ffff8881d41d79e0 EFLAGS: 00010282 RAX: 0000000000000024 RBX: ffff8881c9df7040 RCX: 0000000000000000 RDX: 0000000000000000 RSI: ffffffff878b7400 RDI: ffffffff8a3e5aa0 RBP: ffff8881d41d79f8 R08: ffffed103ecc5081 R09: ffffed103ecc5080 R10: ffffed103ecc5080 R11: ffff8881f6628407 R12: ffff8881c9df7088 R13: ffff8881c9df8960 R14: 0000000000000000 R15: ffff8881c9b78080 FS: 00007feb4d413700(0000) GS:ffff8881f6600000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fffec6efa30 CR3: 00000001d534c005 CR4: 00000000001606f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: inode_dec_link_count include/linux/fs.h:2107 [inline] minix_rename+0x330/0x720 fs/minix/namei.c:226 vfs_rename+0xa13/0x1860 fs/namei.c:4479 IPv6: ADDRCONF(NETDEV_UP): wlan0: link is not ready do_renameat2+0x60d/0xa00 fs/namei.c:4629 wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 __do_sys_renameat fs/namei.c:4670 [inline] __se_sys_renameat fs/namei.c:4667 [inline] __x64_sys_renameat+0x95/0xf0 fs/namei.c:4667 do_syscall_64+0xd0/0x4e0 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe IPv6: ADDRCONF(NETDEV_UP): wlan1: link is not ready RIP: 0033:0x465809 Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007feb4d413188 EFLAGS: 00000246 ORIG_RAX: 0000000000000108 IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready RAX: ffffffffffffffda RBX: 000000000055bf00 RCX: 0000000000465809 RDX: 0000000000000009 RSI: 0000000020000500 RDI: 000000000000000a RBP: 00000000004af675 R08: 0000000000000000 R09: 0000000000000000 R10: 00000000200017c0 R11: 0000000000000246 R12: 000000000055bf00 R13: 00007ffd279c0c4f R14: 00007feb4d413300 R15: 0000000000022000 irq event stamp: 1072 wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 hardirqs last enabled at (1071): [] kmem_cache_free+0x182/0x290 mm/slab.c:3766 hardirqs last disabled at (1072): [] trace_hardirqs_off_thunk+0x1a/0x1c softirqs last enabled at (1060): [] __do_softirq+0x62d/0x919 kernel/softirq.c:318 softirqs last disabled at (1035): [] invoke_softirq kernel/softirq.c:372 [inline] softirqs last disabled at (1035): [] irq_exit+0x17f/0x1c0 kernel/softirq.c:412 ---[ end trace 77fe4479975fbd74 ]--- MINIX-fs: mounting unchecked file system, running fsck is recommended wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 minix_free_inode: bit 5 already cleared IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready MINIX-fs: mounting unchecked file system, running fsck is recommended IPv6: ADDRCONF(NETDEV_UP): wlan0: link is not ready IPv6: ADDRCONF(NETDEV_UP): wlan0: link is not ready wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 IPv6: ADDRCONF(NETDEV_UP): wlan0: link is not ready wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 IPv6: ADDRCONF(NETDEV_UP): wlan1: link is not ready ------------[ cut here ]------------ MINIX-fs: mounting unchecked file system, running fsck is recommended WARNING: CPU: 0 PID: 7432 at fs/inode.c:286 drop_nlink.cold.19+0xc/0x3c fs/inode.c:286 MINIX-fs: mounting unchecked file system, running fsck is recommended Modules linked in: CPU: 0 PID: 7432 Comm: syz-executor.4 Tainted: G W 4.19.186-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:drop_nlink.cold.19+0xc/0x3c fs/inode.c:286 Code: e0 2a 80 3c 02 00 75 0c 48 8b 83 d0 00 00 00 e9 7b d3 bd fa 4c 89 e7 e8 e1 f3 ae fa eb ea 48 c7 c7 00 b3 53 87 e8 3f 03 ff ff <0f> 0b b8 ff ff 37 00 4c 89 e2 48 c1 ea 03 48 c1 e0 2a 0f b6 04 02 RSP: 0018:ffff8881d43ff9e0 EFLAGS: 00010282 ------------[ cut here ]------------ RAX: 0000000000000024 RBX: ffff8881c9f73b60 RCX: 0000000000000000 RDX: 0000000000000000 RSI: ffffffff878b7400 RDI: ffffffff8a3e5aa0 RBP: ffff8881d43ff9f8 R08: ffffed103ecc5081 R09: ffffed103ecc5080 R10: ffffed103ecc5080 R11: ffff8881f6628407 R12: ffff8881c9f73ba8 R13: ffff8881c9f736f0 R14: 0000000000000000 R15: ffff8881c9b91080 FS: 00007fdc3c65b700(0000) GS:ffff8881f6600000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fdc3c65c000 CR3: 00000001d39f6006 CR4: 00000000001606f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 ------------[ cut here ]------------ DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: inode_dec_link_count include/linux/fs.h:2107 [inline] minix_rename+0x330/0x720 fs/minix/namei.c:226 vfs_rename+0xa13/0x1860 fs/namei.c:4479 WARNING: CPU: 1 PID: 7467 at fs/inode.c:286 drop_nlink.cold.19+0xc/0x3c fs/inode.c:286 Modules linked in: do_renameat2+0x60d/0xa00 fs/namei.c:4629 CPU: 1 PID: 7467 Comm: syz-executor.3 Tainted: G W 4.19.186-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:drop_nlink.cold.19+0xc/0x3c fs/inode.c:286 Code: e0 2a 80 3c 02 00 75 0c 48 8b 83 d0 00 00 00 e9 7b d3 bd fa 4c 89 e7 e8 e1 f3 ae fa eb ea 48 c7 c7 00 b3 53 87 e8 3f 03 ff ff <0f> 0b b8 ff ff 37 00 4c 89 e2 48 c1 ea 03 48 c1 e0 2a 0f b6 04 02 RSP: 0018:ffff8881d01f79e0 EFLAGS: 00010282 RAX: 0000000000000024 RBX: ffff8881c9f3d080 RCX: 0000000000000000 RDX: 0000000000000000 RSI: ffffffff878b7400 RDI: ffffffff8a3e5aa0 RBP: ffff8881d01f79f8 R08: ffffed103ece5081 R09: ffffed103ece5080 R10: ffffed103ece5080 R11: ffff8881f6728407 R12: ffff8881c9f3d0c8 __do_sys_renameat fs/namei.c:4670 [inline] __se_sys_renameat fs/namei.c:4667 [inline] __x64_sys_renameat+0x95/0xf0 fs/namei.c:4667 R13: ffff8881c9f3e530 R14: 0000000000000000 R15: ffff8881c9b6a080 do_syscall_64+0xd0/0x4e0 arch/x86/entry/common.c:293 FS: 00007feb4d413700(0000) GS:ffff8881f6700000(0000) knlGS:0000000000000000 entry_SYSCALL_64_after_hwframe+0x49/0xbe CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 RIP: 0033:0x465809 CR2: 00007f344438d000 CR3: 00000001d4b39002 CR4: 00000000001606e0 Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 RSP: 002b:00007fdc3c65b188 EFLAGS: 00000246 ORIG_RAX: 0000000000000108 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 RAX: ffffffffffffffda RBX: 000000000055bf00 RCX: 0000000000465809 Call Trace: RDX: 0000000000000009 RSI: 0000000020000500 RDI: 000000000000000a inode_dec_link_count include/linux/fs.h:2107 [inline] minix_rename+0x330/0x720 fs/minix/namei.c:226 RBP: 00000000004af675 R08: 0000000000000000 R09: 0000000000000000 R10: 00000000200017c0 R11: 0000000000000246 R12: 000000000055bf00 R13: 00007ffc641a802f R14: 00007fdc3c65b300 R15: 0000000000022000 irq event stamp: 1276 hardirqs last enabled at (1275): [] __raw_spin_unlock_irq include/linux/spinlock_api_smp.h:168 [inline] hardirqs last enabled at (1275): [] _raw_spin_unlock_irq+0x27/0x90 kernel/locking/spinlock.c:192 vfs_rename+0xa13/0x1860 fs/namei.c:4479 hardirqs last disabled at (1276): [] trace_hardirqs_off_thunk+0x1a/0x1c softirqs last enabled at (1142): [] __do_softirq+0x62d/0x919 kernel/softirq.c:318 softirqs last disabled at (1027): [] invoke_softirq kernel/softirq.c:372 [inline] softirqs last disabled at (1027): [] irq_exit+0x17f/0x1c0 kernel/softirq.c:412 ---[ end trace 77fe4479975fbd75 ]--- WARNING: CPU: 0 PID: 7489 at fs/inode.c:286 drop_nlink.cold.19+0xc/0x3c fs/inode.c:286 Modules linked in: do_renameat2+0x60d/0xa00 fs/namei.c:4629 CPU: 0 PID: 7489 Comm: syz-executor.0 Tainted: G W 4.19.186-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:drop_nlink.cold.19+0xc/0x3c fs/inode.c:286 Code: e0 2a 80 3c 02 00 75 0c 48 8b 83 d0 00 00 00 e9 7b d3 bd fa 4c 89 e7 e8 e1 f3 ae fa eb ea 48 c7 c7 00 b3 53 87 e8 3f 03 ff ff <0f> 0b b8 ff ff 37 00 4c 89 e2 48 c1 ea 03 48 c1 e0 2a 0f b6 04 02 RSP: 0018:ffff8881f2ea79e0 EFLAGS: 00010282 RAX: 0000000000000024 RBX: ffff8881c9f40a20 RCX: 0000000000000000 RDX: 0000000000000000 RSI: ffffffff878b7400 RDI: ffffffff8a3e5aa0 RBP: ffff8881f2ea79f8 R08: ffffed103ecc5081 R09: ffffed103ecc5080 R10: ffffed103ecc5080 R11: ffff8881f6628407 R12: ffff8881c9f40a68 R13: ffff8881c9f405b0 R14: 0000000000000000 R15: ffff8881c9b78080 FS: 00007fabd3267700(0000) GS:ffff8881f6600000(0000) knlGS:0000000000000000 __do_sys_renameat fs/namei.c:4670 [inline] __se_sys_renameat fs/namei.c:4667 [inline] __x64_sys_renameat+0x95/0xf0 fs/namei.c:4667 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000055cf20b01068 CR3: 00000001f35b0003 CR4: 00000000001606f0 do_syscall_64+0xd0/0x4e0 arch/x86/entry/common.c:293 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 entry_SYSCALL_64_after_hwframe+0x49/0xbe DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 RIP: 0033:0x465809 Call Trace: Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 inode_dec_link_count include/linux/fs.h:2107 [inline] minix_rename+0x330/0x720 fs/minix/namei.c:226 RSP: 002b:00007feb4d413188 EFLAGS: 00000246 ORIG_RAX: 0000000000000108 RAX: ffffffffffffffda RBX: 000000000055bf00 RCX: 0000000000465809 RDX: 0000000000000009 RSI: 0000000020000500 RDI: 000000000000000a RBP: 00000000004af675 R08: 0000000000000000 R09: 0000000000000000 R10: 00000000200017c0 R11: 0000000000000246 R12: 000000000055bf00 R13: 00007ffd279c0c4f R14: 00007feb4d413300 R15: 0000000000022000 vfs_rename+0xa13/0x1860 fs/namei.c:4479 irq event stamp: 1020 hardirqs last enabled at (1019): [] __raw_spin_unlock_irq include/linux/spinlock_api_smp.h:168 [inline] hardirqs last enabled at (1019): [] _raw_spin_unlock_irq+0x27/0x90 kernel/locking/spinlock.c:192 hardirqs last disabled at (1020): [] trace_hardirqs_off_thunk+0x1a/0x1c softirqs last enabled at (868): [] spin_unlock_bh include/linux/spinlock.h:374 [inline] softirqs last enabled at (868): [] wb_queue_work+0x1e3/0x3c0 fs/fs-writeback.c:204 softirqs last disabled at (864): [] spin_lock_bh include/linux/spinlock.h:334 [inline] softirqs last disabled at (864): [] wb_queue_work+0x84/0x3c0 fs/fs-writeback.c:196 do_renameat2+0x60d/0xa00 fs/namei.c:4629 ---[ end trace 77fe4479975fbd76 ]--- IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready __do_sys_renameat fs/namei.c:4670 [inline] __se_sys_renameat fs/namei.c:4667 [inline] __x64_sys_renameat+0x95/0xf0 fs/namei.c:4667 do_syscall_64+0xd0/0x4e0 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x465809 Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007fabd3267188 EFLAGS: 00000246 ORIG_RAX: 0000000000000108 RAX: ffffffffffffffda RBX: 000000000055bf00 RCX: 0000000000465809 RDX: 0000000000000009 RSI: 0000000020000500 RDI: 000000000000000a RBP: 00000000004af675 R08: 0000000000000000 R09: 0000000000000000 R10: 00000000200017c0 R11: 0000000000000246 R12: 000000000055bf00 R13: 00007fffaf4fa61f R14: 00007fabd3267300 R15: 0000000000022000 irq event stamp: 1006 hardirqs last enabled at (1005): [] __raw_spin_unlock_irq include/linux/spinlock_api_smp.h:168 [inline] hardirqs last enabled at (1005): [] _raw_spin_unlock_irq+0x27/0x90 kernel/locking/spinlock.c:192 hardirqs last disabled at (1006): [] trace_hardirqs_off_thunk+0x1a/0x1c softirqs last enabled at (856): [] spin_unlock_bh include/linux/spinlock.h:374 [inline] softirqs last enabled at (856): [] wb_queue_work+0x1e3/0x3c0 fs/fs-writeback.c:204 softirqs last disabled at (852): [] spin_lock_bh include/linux/spinlock.h:334 [inline] softirqs last disabled at (852): [] wb_queue_work+0x84/0x3c0 fs/fs-writeback.c:196 ---[ end trace 77fe4479975fbd77 ]--- wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 IPv6: ADDRCONF(NETDEV_UP): wlan1: link is not ready wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 IPv6: ADDRCONF(NETDEV_UP): wlan1: link is not ready wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 MINIX-fs: mounting unchecked file system, running fsck is recommended MINIX-fs: mounting unchecked file system, running fsck is recommended IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready MINIX-fs: mounting unchecked file system, running fsck is recommended ------------[ cut here ]------------ WARNING: CPU: 0 PID: 7520 at fs/inode.c:286 drop_nlink.cold.19+0xc/0x3c fs/inode.c:286 Modules linked in: CPU: 0 PID: 7520 Comm: syz-executor.0 Tainted: G W 4.19.186-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:drop_nlink.cold.19+0xc/0x3c fs/inode.c:286 Code: e0 2a 80 3c 02 00 75 0c 48 8b 83 d0 00 00 00 e9 7b d3 bd fa 4c 89 e7 e8 e1 f3 ae fa eb ea 48 c7 c7 00 b3 53 87 e8 3f 03 ff ff <0f> 0b b8 ff ff 37 00 4c 89 e2 48 c1 ea 03 48 c1 e0 2a 0f b6 04 02 RSP: 0018:ffff8881cec579e0 EFLAGS: 00010282 RAX: 0000000000000024 RBX: ffff8881c9fc3530 RCX: 0000000000000000 RDX: 0000000000000000 RSI: 0000000000000008 RDI: ffffffff8a3e5aa0 RBP: ffff8881cec579f8 R08: ffffed103ecc3eef R09: ffffed103ecc3eee R10: ffffed103ecc3eee R11: ffff8881f661f777 R12: ffff8881c9fc3578 R13: ffff8881c9fc30c0 R14: 0000000000000000 R15: ffff8881c863f080 FS: 00007fabd3267700(0000) GS:ffff8881f6600000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007feb4d414000 CR3: 00000001d453f004 CR4: 00000000001606f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: inode_dec_link_count include/linux/fs.h:2107 [inline] minix_rename+0x330/0x720 fs/minix/namei.c:226 vfs_rename+0xa13/0x1860 fs/namei.c:4479 do_renameat2+0x60d/0xa00 fs/namei.c:4629 __do_sys_renameat fs/namei.c:4670 [inline] __se_sys_renameat fs/namei.c:4667 [inline] __x64_sys_renameat+0x95/0xf0 fs/namei.c:4667 do_syscall_64+0xd0/0x4e0 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x465809 Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007fabd3267188 EFLAGS: 00000246 ORIG_RAX: 0000000000000108 RAX: ffffffffffffffda RBX: 000000000055bf00 RCX: 0000000000465809 RDX: 0000000000000009 RSI: 0000000020000500 RDI: 000000000000000a RBP: 00000000004af675 R08: 0000000000000000 R09: 0000000000000000 R10: 00000000200017c0 R11: 0000000000000246 R12: 000000000055bf00 R13: 00007fffaf4fa61f R14: 00007fabd3267300 R15: 0000000000022000 irq event stamp: 1088 hardirqs last enabled at (1087): [] __raw_spin_unlock_irq include/linux/spinlock_api_smp.h:168 [inline] hardirqs last enabled at (1087): [] _raw_spin_unlock_irq+0x27/0x90 kernel/locking/spinlock.c:192 hardirqs last disabled at (1088): [] trace_hardirqs_off_thunk+0x1a/0x1c softirqs last enabled at (924): [] spin_unlock_bh include/linux/spinlock.h:374 [inline] softirqs last enabled at (924): [] wb_queue_work+0x1e3/0x3c0 fs/fs-writeback.c:204 softirqs last disabled at (920): [] spin_lock_bh include/linux/spinlock.h:334 [inline] softirqs last disabled at (920): [] wb_queue_work+0x84/0x3c0 fs/fs-writeback.c:196 ---[ end trace 77fe4479975fbd78 ]--- ------------[ cut here ]------------ ------------[ cut here ]------------ WARNING: CPU: 1 PID: 7521 at fs/inode.c:286 drop_nlink.cold.19+0xc/0x3c fs/inode.c:286 Modules linked in: CPU: 1 PID: 7521 Comm: syz-executor.3 Tainted: G W 4.19.186-syzkaller #0 MINIX-fs: mounting unchecked file system, running fsck is recommended Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:drop_nlink.cold.19+0xc/0x3c fs/inode.c:286 Code: e0 2a 80 3c 02 00 75 0c 48 8b 83 d0 00 00 00 e9 7b d3 bd fa 4c 89 e7 e8 e1 f3 ae fa eb ea 48 c7 c7 00 b3 53 87 e8 3f 03 ff ff <0f> 0b b8 ff ff 37 00 4c 89 e2 48 c1 ea 03 48 c1 e0 2a 0f b6 04 02 RSP: 0018:ffff8881cdb4f9e0 EFLAGS: 00010282 RAX: 0000000000000024 RBX: ffff8881c9fcc570 RCX: 0000000000000000 RDX: 0000000000000000 RSI: ffffffff878b7400 RDI: ffffffff8a3e5aa0 RBP: ffff8881cdb4f9f8 R08: ffffed103ece5081 R09: ffffed103ece5080 R10: ffffed103ece5080 R11: ffff8881f6728407 R12: ffff8881c9fcc5b8 R13: ffff8881c9f66180 R14: 0000000000000000 R15: ffff8881c99e2080 FS: 00007feb4d413700(0000) GS:ffff8881f6700000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000055cf20afce28 CR3: 00000001d3bae001 CR4: 00000000001606e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: inode_dec_link_count include/linux/fs.h:2107 [inline] minix_rename+0x330/0x720 fs/minix/namei.c:226 vfs_rename+0xa13/0x1860 fs/namei.c:4479 do_renameat2+0x60d/0xa00 fs/namei.c:4629 __do_sys_renameat fs/namei.c:4670 [inline] __se_sys_renameat fs/namei.c:4667 [inline] __x64_sys_renameat+0x95/0xf0 fs/namei.c:4667 do_syscall_64+0xd0/0x4e0 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x465809 Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007feb4d413188 EFLAGS: 00000246 ORIG_RAX: 0000000000000108 RAX: ffffffffffffffda RBX: 000000000055bf00 RCX: 0000000000465809 RDX: 0000000000000009 RSI: 0000000020000500 RDI: 000000000000000a RBP: 00000000004af675 R08: 0000000000000000 R09: 0000000000000000 R10: 00000000200017c0 R11: 0000000000000246 R12: 000000000055bf00 R13: 00007ffd279c0c4f R14: 00007feb4d413300 R15: 0000000000022000 irq event stamp: 1030 hardirqs last enabled at (1029): [] __raw_spin_unlock_irq include/linux/spinlock_api_smp.h:168 [inline] hardirqs last enabled at (1029): [] _raw_spin_unlock_irq+0x27/0x90 kernel/locking/spinlock.c:192 hardirqs last disabled at (1030): [] trace_hardirqs_off_thunk+0x1a/0x1c softirqs last enabled at (858): [] spin_unlock_bh include/linux/spinlock.h:374 [inline] softirqs last enabled at (858): [] wb_queue_work+0x1e3/0x3c0 fs/fs-writeback.c:204 softirqs last disabled at (854): [] spin_lock_bh include/linux/spinlock.h:334 [inline] softirqs last disabled at (854): [] wb_queue_work+0x84/0x3c0 fs/fs-writeback.c:196 ---[ end trace 77fe4479975fbd79 ]--- WARNING: CPU: 1 PID: 7533 at fs/inode.c:286 drop_nlink.cold.19+0xc/0x3c fs/inode.c:286 ------------[ cut here ]------------ Modules linked in: CPU: 1 PID: 7533 Comm: syz-executor.2 Tainted: G W 4.19.186-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:drop_nlink.cold.19+0xc/0x3c fs/inode.c:286 Code: e0 2a 80 3c 02 00 75 0c 48 8b 83 d0 00 00 00 e9 7b d3 bd fa 4c 89 e7 e8 e1 f3 ae fa eb ea 48 c7 c7 00 b3 53 87 e8 3f 03 ff ff <0f> 0b b8 ff ff 37 00 4c 89 e2 48 c1 ea 03 48 c1 e0 2a 0f b6 04 02 RSP: 0018:ffff8881d7ae79e0 EFLAGS: 00010282 RAX: 0000000000000024 RBX: ffff8881c9f665f0 RCX: 0000000000000000 RDX: 0000000000000000 RSI: ffffffff878b7400 RDI: ffffffff8a3e5aa0 RBP: ffff8881d7ae79f8 R08: ffffed103ece5081 R09: ffffed103ece5080 R10: ffffed103ece5080 R11: ffff8881f6728407 R12: ffff8881c9f66638 R13: ffff8881c9f6eaa0 R14: 0000000000000000 R15: ffff8881c9a05080 FS: 00007fc6dc233700(0000) GS:ffff8881f6700000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000055cf20b4b7e0 CR3: 00000001eda12005 CR4: 00000000001606e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: inode_dec_link_count include/linux/fs.h:2107 [inline] minix_rename+0x330/0x720 fs/minix/namei.c:226 vfs_rename+0xa13/0x1860 fs/namei.c:4479 WARNING: CPU: 0 PID: 7545 at fs/inode.c:286 drop_nlink.cold.19+0xc/0x3c fs/inode.c:286 Modules linked in: do_renameat2+0x60d/0xa00 fs/namei.c:4629 CPU: 0 PID: 7545 Comm: syz-executor.1 Tainted: G W 4.19.186-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:drop_nlink.cold.19+0xc/0x3c fs/inode.c:286 Code: e0 2a 80 3c 02 00 75 0c 48 8b 83 d0 00 00 00 e9 7b d3 bd fa 4c 89 e7 e8 e1 f3 ae fa eb ea 48 c7 c7 00 b3 53 87 e8 3f 03 ff ff <0f> 0b b8 ff ff 37 00 4c 89 e2 48 c1 ea 03 48 c1 e0 2a 0f b6 04 02 RSP: 0018:ffff8881cd6a79e0 EFLAGS: 00010282 RAX: 0000000000000024 RBX: ffff8881c9fdb6b0 RCX: 0000000000000000 RDX: 0000000000000000 RSI: ffffffff878b7400 RDI: ffffffff8a3e5aa0 RBP: ffff8881cd6a79f8 R08: ffffed103ecc5081 R09: ffffed103ecc5080 R10: ffffed103ecc5080 R11: ffff8881f6628407 R12: ffff8881c9fdb6f8 __do_sys_renameat fs/namei.c:4670 [inline] __se_sys_renameat fs/namei.c:4667 [inline] __x64_sys_renameat+0x95/0xf0 fs/namei.c:4667 R13: ffff8881c9fdb240 R14: 0000000000000000 R15: ffff8881cfeb5080 do_syscall_64+0xd0/0x4e0 arch/x86/entry/common.c:293 FS: 00007f6919d62700(0000) GS:ffff8881f6600000(0000) knlGS:0000000000000000 entry_SYSCALL_64_after_hwframe+0x49/0xbe CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 RIP: 0033:0x465809 CR2: 00007f34442fc000 CR3: 00000001f4c43002 CR4: 00000000001606f0 Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 RSP: 002b:00007fc6dc233188 EFLAGS: 00000246 ORIG_RAX: 0000000000000108 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: RAX: ffffffffffffffda RBX: 000000000055bf00 RCX: 0000000000465809 inode_dec_link_count include/linux/fs.h:2107 [inline] minix_rename+0x330/0x720 fs/minix/namei.c:226 RDX: 0000000000000009 RSI: 0000000020000500 RDI: 000000000000000a vfs_rename+0xa13/0x1860 fs/namei.c:4479 RBP: 00000000004af675 R08: 0000000000000000 R09: 0000000000000000 R10: 00000000200017c0 R11: 0000000000000246 R12: 000000000055bf00 R13: 00007ffd780ecaef R14: 00007fc6dc233300 R15: 0000000000022000 irq event stamp: 4790 do_renameat2+0x60d/0xa00 fs/namei.c:4629 hardirqs last enabled at (4789): [] __raw_spin_unlock_irq include/linux/spinlock_api_smp.h:168 [inline] hardirqs last enabled at (4789): [] _raw_spin_unlock_irq+0x27/0x90 kernel/locking/spinlock.c:192 hardirqs last disabled at (4790): [] trace_hardirqs_off_thunk+0x1a/0x1c softirqs last enabled at (920): [] spin_unlock_bh include/linux/spinlock.h:374 [inline] softirqs last enabled at (920): [] wb_queue_work+0x1e3/0x3c0 fs/fs-writeback.c:204 softirqs last disabled at (916): [] spin_lock_bh include/linux/spinlock.h:334 [inline] softirqs last disabled at (916): [] wb_queue_work+0x84/0x3c0 fs/fs-writeback.c:196 ---[ end trace 77fe4479975fbd7a ]--- __do_sys_renameat fs/namei.c:4670 [inline] __se_sys_renameat fs/namei.c:4667 [inline] __x64_sys_renameat+0x95/0xf0 fs/namei.c:4667 do_syscall_64+0xd0/0x4e0 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x465809 Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f6919d62188 EFLAGS: 00000246 ORIG_RAX: 0000000000000108 RAX: ffffffffffffffda RBX: 000000000055bf00 RCX: 0000000000465809 RDX: 0000000000000009 RSI: 0000000020000500 RDI: 000000000000000a RBP: 00000000004af675 R08: 0000000000000000 R09: 0000000000000000 R10: 00000000200017c0 R11: 0000000000000246 R12: 000000000055bf00 R13: 00007fffe4ce8e0f R14: 00007f6919d62300 R15: 0000000000022000 irq event stamp: 1146 hardirqs last enabled at (1145): [] __raw_spin_unlock_irq include/linux/spinlock_api_smp.h:168 [inline] hardirqs last enabled at (1145): [] _raw_spin_unlock_irq+0x27/0x90 kernel/locking/spinlock.c:192 hardirqs last disabled at (1146): [] trace_hardirqs_off_thunk+0x1a/0x1c softirqs last enabled at (1138): [] __do_softirq+0x62d/0x919 kernel/softirq.c:318 softirqs last disabled at (1127): [] invoke_softirq kernel/softirq.c:372 [inline] softirqs last disabled at (1127): [] irq_exit+0x17f/0x1c0 kernel/softirq.c:412 ---[ end trace 77fe4479975fbd7b ]--- MINIX-fs: mounting unchecked file system, running fsck is recommended MINIX-fs: mounting unchecked file system, running fsck is recommended ------------[ cut here ]------------ WARNING: CPU: 0 PID: 7560 at fs/inode.c:286 drop_nlink.cold.19+0xc/0x3c fs/inode.c:286 Modules linked in: CPU: 0 PID: 7560 Comm: syz-executor.4 Tainted: G W 4.19.186-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:drop_nlink.cold.19+0xc/0x3c fs/inode.c:286 Code: e0 2a 80 3c 02 00 75 0c 48 8b 83 d0 00 00 00 e9 7b d3 bd fa 4c 89 e7 e8 e1 f3 ae fa eb ea 48 c7 c7 00 b3 53 87 e8 3f 03 ff ff <0f> 0b b8 ff ff 37 00 4c 89 e2 48 c1 ea 03 48 c1 e0 2a 0f b6 04 02 RSP: 0018:ffff8881cd6a79e0 EFLAGS: 00010282 RAX: 0000000000000024 RBX: ffff8881c9feaae0 RCX: 0000000000000000 RDX: 0000000000000000 RSI: ffffffff878b7400 RDI: ffffffff8a3e5aa0 RBP: ffff8881cd6a79f8 R08: ffffed103ecc5081 R09: ffffed103ecc5080 R10: ffffed103ecc5080 R11: ffff8881f6628407 R12: ffff8881c9feab28 R13: ffff8881c9fea670 R14: 0000000000000000 R15: ffff8881c864b080 FS: 00007fdc3c65b700(0000) GS:ffff8881f6600000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fff7376bff8 CR3: 00000001f4c43005 CR4: 00000000001606f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: inode_dec_link_count include/linux/fs.h:2107 [inline] minix_rename+0x330/0x720 fs/minix/namei.c:226 vfs_rename+0xa13/0x1860 fs/namei.c:4479 do_renameat2+0x60d/0xa00 fs/namei.c:4629 __do_sys_renameat fs/namei.c:4670 [inline] __se_sys_renameat fs/namei.c:4667 [inline] __x64_sys_renameat+0x95/0xf0 fs/namei.c:4667 do_syscall_64+0xd0/0x4e0 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x465809 Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007fdc3c65b188 EFLAGS: 00000246 ORIG_RAX: 0000000000000108 RAX: ffffffffffffffda RBX: 000000000055bf00 RCX: 0000000000465809 RDX: 0000000000000009 RSI: 0000000020000500 RDI: 000000000000000a RBP: 00000000004af675 R08: 0000000000000000 R09: 0000000000000000 R10: 00000000200017c0 R11: 0000000000000246 R12: 000000000055bf00 R13: 00007ffc641a802f R14: 00007fdc3c65b300 R15: 0000000000022000 irq event stamp: 1030 hardirqs last enabled at (1029): [] __raw_spin_unlock_irq include/linux/spinlock_api_smp.h:168 [inline] hardirqs last enabled at (1029): [] _raw_spin_unlock_irq+0x27/0x90 kernel/locking/spinlock.c:192 hardirqs last disabled at (1030): [] trace_hardirqs_off_thunk+0x1a/0x1c softirqs last enabled at (1024): [] __do_softirq+0x62d/0x919 kernel/softirq.c:318 softirqs last disabled at (1013): [] invoke_softirq kernel/softirq.c:372 [inline] softirqs last disabled at (1013): [] irq_exit+0x17f/0x1c0 kernel/softirq.c:412 ---[ end trace 77fe4479975fbd7c ]--- MINIX-fs: mounting unchecked file system, running fsck is recommended MINIX-fs: mounting unchecked file system, running fsck is recommended MINIX-fs: mounting unchecked file system, running fsck is recommended MINIX-fs: mounting unchecked file system, running fsck is recommended MINIX-fs: mounting unchecked file system, running fsck is recommended MINIX-fs: mounting unchecked file system, running fsck is recommended ------------[ cut here ]------------ ------------[ cut here ]------------ minix_free_inode: bit 5 already cleared ------------[ cut here ]------------ WARNING: CPU: 1 PID: 7581 at fs/inode.c:286 drop_nlink.cold.19+0xc/0x3c fs/inode.c:286 Modules linked in: CPU: 1 PID: 7581 Comm: syz-executor.0 Tainted: G W 4.19.186-syzkaller #0 WARNING: CPU: 0 PID: 7584 at fs/inode.c:286 drop_nlink.cold.19+0xc/0x3c fs/inode.c:286 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Modules linked in: RIP: 0010:drop_nlink.cold.19+0xc/0x3c fs/inode.c:286 CPU: 0 PID: 7584 Comm: syz-executor.2 Tainted: G W 4.19.186-syzkaller #0 Code: e0 2a 80 3c 02 00 75 0c 48 8b 83 d0 00 00 00 e9 7b d3 bd fa 4c 89 e7 e8 e1 f3 ae fa eb ea 48 c7 c7 00 b3 53 87 e8 3f 03 ff ff <0f> 0b b8 ff ff 37 00 4c 89 e2 48 c1 ea 03 48 c1 e0 2a 0f b6 04 02 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RSP: 0018:ffff8881cdb4f9e0 EFLAGS: 00010282 RIP: 0010:drop_nlink.cold.19+0xc/0x3c fs/inode.c:286 RAX: 0000000000000024 RBX: ffff8881c9f6d6b0 RCX: 0000000000000000 RDX: 0000000000000000 RSI: 0000000000000008 RDI: ffffffff8a3e5aa0 Code: e0 2a 80 3c 02 00 75 0c 48 8b 83 d0 00 00 00 e9 7b d3 bd fa 4c 89 e7 e8 e1 f3 ae fa eb ea 48 c7 c7 00 b3 53 87 e8 3f 03 ff ff <0f> 0b b8 ff ff 37 00 4c 89 e2 48 c1 ea 03 48 c1 e0 2a 0f b6 04 02 RBP: ffff8881cdb4f9f8 R08: ffffed103ece3eef R09: ffffed103ece3eee RSP: 0018:ffff8881d16979e0 EFLAGS: 00010282 R10: ffffed103ece3eee R11: ffff8881f671f777 R12: ffff8881c9f6d6f8 R13: ffff8881c9f6d240 R14: 0000000000000000 R15: ffff8881c9b9b080 RAX: 0000000000000024 RBX: ffff8881cd13c630 RCX: 0000000000000000 FS: 00007fabd3267700(0000) GS:ffff8881f6700000(0000) knlGS:0000000000000000 RDX: 0000000000000000 RSI: ffffffff878b7400 RDI: ffffffff8a3e5aa0 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fff7376ef18 CR3: 00000001ee31c001 CR4: 00000000001606e0 RBP: ffff8881d16979f8 R08: ffffed103ecc5081 R09: ffffed103ecc5080 R10: ffffed103ecc5080 R11: ffff8881f6628407 R12: ffff8881cd13c678 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 R13: ffff8881cd136b60 R14: 0000000000000000 R15: ffff8881c9bc3080 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: FS: 00007fc6dc233700(0000) GS:ffff8881f6600000(0000) knlGS:0000000000000000 inode_dec_link_count include/linux/fs.h:2107 [inline] minix_rename+0x330/0x720 fs/minix/namei.c:226 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000055cf20b10000 CR3: 00000001f0d7e003 CR4: 00000000001606f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: inode_dec_link_count include/linux/fs.h:2107 [inline] minix_rename+0x330/0x720 fs/minix/namei.c:226 vfs_rename+0xa13/0x1860 fs/namei.c:4479 do_renameat2+0x60d/0xa00 fs/namei.c:4629 vfs_rename+0xa13/0x1860 fs/namei.c:4479 do_renameat2+0x60d/0xa00 fs/namei.c:4629 __do_sys_renameat fs/namei.c:4670 [inline] __se_sys_renameat fs/namei.c:4667 [inline] __x64_sys_renameat+0x95/0xf0 fs/namei.c:4667 do_syscall_64+0xd0/0x4e0 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x465809 Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 __do_sys_renameat fs/namei.c:4670 [inline] __se_sys_renameat fs/namei.c:4667 [inline] __x64_sys_renameat+0x95/0xf0 fs/namei.c:4667 RSP: 002b:00007fabd3267188 EFLAGS: 00000246 ORIG_RAX: 0000000000000108 do_syscall_64+0xd0/0x4e0 arch/x86/entry/common.c:293 RAX: ffffffffffffffda RBX: 000000000055bf00 RCX: 0000000000465809 entry_SYSCALL_64_after_hwframe+0x49/0xbe RDX: 0000000000000009 RSI: 0000000020000500 RDI: 000000000000000a RIP: 0033:0x465809 RBP: 00000000004af675 R08: 0000000000000000 R09: 0000000000000000 R10: 00000000200017c0 R11: 0000000000000246 R12: 000000000055bf00 Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 R13: 00007fffaf4fa61f R14: 00007fabd3267300 R15: 0000000000022000 irq event stamp: 1174 RSP: 002b:00007fc6dc233188 EFLAGS: 00000246 ORIG_RAX: 0000000000000108 hardirqs last enabled at (1173): [] __raw_spin_unlock_irq include/linux/spinlock_api_smp.h:168 [inline] hardirqs last enabled at (1173): [] _raw_spin_unlock_irq+0x27/0x90 kernel/locking/spinlock.c:192 RAX: ffffffffffffffda RBX: 000000000055bf00 RCX: 0000000000465809 hardirqs last disabled at (1174): [] trace_hardirqs_off_thunk+0x1a/0x1c RDX: 0000000000000009 RSI: 0000000020000500 RDI: 000000000000000a RBP: 00000000004af675 R08: 0000000000000000 R09: 0000000000000000 R10: 00000000200017c0 R11: 0000000000000246 R12: 000000000055bf00 R13: 00007ffd780ecaef R14: 00007fc6dc233300 R15: 0000000000022000 irq event stamp: 1446 hardirqs last enabled at (1445): [] __raw_spin_unlock_irq include/linux/spinlock_api_smp.h:168 [inline] hardirqs last enabled at (1445): [] _raw_spin_unlock_irq+0x27/0x90 kernel/locking/spinlock.c:192 hardirqs last disabled at (1446): [] trace_hardirqs_off_thunk+0x1a/0x1c softirqs last enabled at (1440): [] __do_softirq+0x62d/0x919 kernel/softirq.c:318 softirqs last disabled at (1109): [] invoke_softirq kernel/softirq.c:372 [inline] softirqs last disabled at (1109): [] irq_exit+0x17f/0x1c0 kernel/softirq.c:412 ---[ end trace 77fe4479975fbd7d ]--- WARNING: CPU: 0 PID: 7582 at fs/inode.c:286 drop_nlink.cold.19+0xc/0x3c fs/inode.c:286 softirqs last enabled at (1170): [] __do_softirq+0x62d/0x919 kernel/softirq.c:318 softirqs last disabled at (1143): [] invoke_softirq kernel/softirq.c:372 [inline] softirqs last disabled at (1143): [] irq_exit+0x17f/0x1c0 kernel/softirq.c:412 Modules linked in: ---[ end trace 77fe4479975fbd7e ]--- CPU: 0 PID: 7582 Comm: syz-executor.4 Tainted: G W 4.19.186-syzkaller #0 minix_free_inode: bit 5 already cleared Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:drop_nlink.cold.19+0xc/0x3c fs/inode.c:286 Code: e0 2a 80 3c 02 00 75 0c 48 8b 83 d0 00 00 00 e9 7b d3 bd fa 4c 89 e7 e8 e1 f3 ae fa eb ea 48 c7 c7 00 b3 53 87 e8 3f 03 ff ff <0f> 0b b8 ff ff 37 00 4c 89 e2 48 c1 ea 03 48 c1 e0 2a 0f b6 04 02 RSP: 0018:ffff8881ded6f9e0 EFLAGS: 00010282 RAX: 0000000000000024 RBX: ffff8881cd13caa0 RCX: 0000000000000000 RDX: 0000000000000000 RSI: 0000000000000008 RDI: ffffffff8a3e5aa0 RBP: ffff8881ded6f9f8 R08: ffffed103ecc3eef R09: ffffed103ecc3eee R10: ffffed103ecc3eee R11: ffff8881f661f777 R12: ffff8881cd13cae8 R13: ffff8881cd13c1c0 R14: 0000000000000000 R15: ffff8881c99b8080 FS: 00007fdc3c65b700(0000) GS:ffff8881f6600000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f34443b9000 CR3: 00000001db46b006 CR4: 00000000001606f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: inode_dec_link_count include/linux/fs.h:2107 [inline] minix_rename+0x330/0x720 fs/minix/namei.c:226 vfs_rename+0xa13/0x1860 fs/namei.c:4479 do_renameat2+0x60d/0xa00 fs/namei.c:4629 __do_sys_renameat fs/namei.c:4670 [inline] __se_sys_renameat fs/namei.c:4667 [inline] __x64_sys_renameat+0x95/0xf0 fs/namei.c:4667 do_syscall_64+0xd0/0x4e0 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x465809 Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007fdc3c65b188 EFLAGS: 00000246 ORIG_RAX: 0000000000000108 RAX: ffffffffffffffda RBX: 000000000055bf00 RCX: 0000000000465809 RDX: 0000000000000009 RSI: 0000000020000500 RDI: 000000000000000a RBP: 00000000004af675 R08: 0000000000000000 R09: 0000000000000000 R10: 00000000200017c0 R11: 0000000000000246 R12: 000000000055bf00 R13: 00007ffc641a802f R14: 00007fdc3c65b300 R15: 0000000000022000 irq event stamp: 1250 hardirqs last enabled at (1249): [] __raw_spin_unlock_irq include/linux/spinlock_api_smp.h:168 [inline] hardirqs last enabled at (1249): [] _raw_spin_unlock_irq+0x27/0x90 kernel/locking/spinlock.c:192 hardirqs last disabled at (1250): [] trace_hardirqs_off_thunk+0x1a/0x1c softirqs last enabled at (1242): [] __do_softirq+0x62d/0x919 kernel/softirq.c:318 softirqs last disabled at (1231): [] invoke_softirq kernel/softirq.c:372 [inline] softirqs last disabled at (1231): [] irq_exit+0x17f/0x1c0 kernel/softirq.c:412 ---[ end trace 77fe4479975fbd7f ]--- MINIX-fs: mounting unchecked file system, running fsck is recommended MINIX-fs: mounting unchecked file system, running fsck is recommended MINIX-fs: mounting unchecked file system, running fsck is recommended MINIX-fs: mounting unchecked file system, running fsck is recommended ------------[ cut here ]------------ minix_free_inode: bit 5 already cleared WARNING: CPU: 0 PID: 7650 at fs/inode.c:286 drop_nlink.cold.19+0xc/0x3c fs/inode.c:286 ------------[ cut here ]------------ Modules linked in: CPU: 0 PID: 7650 Comm: syz-executor.0 Tainted: G W 4.19.186-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:drop_nlink.cold.19+0xc/0x3c fs/inode.c:286 Code: e0 2a 80 3c 02 00 75 0c 48 8b 83 d0 00 00 00 e9 7b d3 bd fa 4c 89 e7 e8 e1 f3 ae fa eb ea 48 c7 c7 00 b3 53 87 e8 3f 03 ff ff <0f> 0b b8 ff ff 37 00 4c 89 e2 48 c1 ea 03 48 c1 e0 2a 0f b6 04 02 RSP: 0018:ffff8881e4e579e0 EFLAGS: 00010282 RAX: 0000000000000024 RBX: ffff8881cd12f180 RCX: 0000000000000000 RDX: 0000000000000000 RSI: ffffffff878b7400 RDI: ffffffff8a3e5aa0 RBP: ffff8881e4e579f8 R08: ffffed103ecc5081 R09: ffffed103ecc5080 R10: ffffed103ecc5080 R11: ffff8881f6628407 R12: ffff8881cd12f1c8 R13: ffff8881cd12a920 R14: 0000000000000000 R15: ffff8881c9b90080 FS: 00007fabd3267700(0000) GS:ffff8881f6600000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 WARNING: CPU: 1 PID: 7652 at fs/inode.c:286 drop_nlink.cold.19+0xc/0x3c fs/inode.c:286 CR2: 00007fff7378bc60 CR3: 00000001d6472002 CR4: 00000000001606f0 Modules linked in: DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 CPU: 1 PID: 7652 Comm: syz-executor.3 Tainted: G W 4.19.186-syzkaller #0 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Call Trace: RIP: 0010:drop_nlink.cold.19+0xc/0x3c fs/inode.c:286 inode_dec_link_count include/linux/fs.h:2107 [inline] minix_rename+0x330/0x720 fs/minix/namei.c:226 Code: e0 2a 80 3c 02 00 75 0c 48 8b 83 d0 00 00 00 e9 7b d3 bd fa 4c 89 e7 e8 e1 f3 ae fa eb ea 48 c7 c7 00 b3 53 87 e8 3f 03 ff ff <0f> 0b b8 ff ff 37 00 4c 89 e2 48 c1 ea 03 48 c1 e0 2a 0f b6 04 02 RSP: 0018:ffff8881d16979e0 EFLAGS: 00010282 RAX: 0000000000000024 RBX: ffff8881cd1e7240 RCX: 0000000000000000 RDX: 0000000000000000 RSI: ffffffff878b7400 RDI: ffffffff8a3e5aa0 RBP: ffff8881d16979f8 R08: ffffed103ece5081 R09: ffffed103ece5080 vfs_rename+0xa13/0x1860 fs/namei.c:4479 R10: ffffed103ece5080 R11: ffff8881f6728407 R12: ffff8881cd1e7288 R13: ffff8881c9fef960 R14: 0000000000000000 R15: ffff8881c8672080 FS: 00007feb4d413700(0000) GS:ffff8881f6700000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000000000055c000 CR3: 00000001d4b1a004 CR4: 00000000001606e0 do_renameat2+0x60d/0xa00 fs/namei.c:4629 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: inode_dec_link_count include/linux/fs.h:2107 [inline] minix_rename+0x330/0x720 fs/minix/namei.c:226 vfs_rename+0xa13/0x1860 fs/namei.c:4479 __do_sys_renameat fs/namei.c:4670 [inline] __se_sys_renameat fs/namei.c:4667 [inline] __x64_sys_renameat+0x95/0xf0 fs/namei.c:4667 do_syscall_64+0xd0/0x4e0 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x465809 do_renameat2+0x60d/0xa00 fs/namei.c:4629 Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007fabd3267188 EFLAGS: 00000246 ORIG_RAX: 0000000000000108 RAX: ffffffffffffffda RBX: 000000000055bf00 RCX: 0000000000465809 RDX: 0000000000000009 RSI: 0000000020000500 RDI: 000000000000000a RBP: 00000000004af675 R08: 0000000000000000 R09: 0000000000000000 R10: 00000000200017c0 R11: 0000000000000246 R12: 000000000055bf00 R13: 00007fffaf4fa61f R14: 00007fabd3267300 R15: 0000000000022000 irq event stamp: 1482 hardirqs last enabled at (1481): [] __raw_spin_unlock_irq include/linux/spinlock_api_smp.h:168 [inline] hardirqs last enabled at (1481): [] _raw_spin_unlock_irq+0x27/0x90 kernel/locking/spinlock.c:192 hardirqs last disabled at (1482): [] trace_hardirqs_off_thunk+0x1a/0x1c __do_sys_renameat fs/namei.c:4670 [inline] __se_sys_renameat fs/namei.c:4667 [inline] __x64_sys_renameat+0x95/0xf0 fs/namei.c:4667 softirqs last enabled at (1310): [] spin_unlock_bh include/linux/spinlock.h:374 [inline] softirqs last enabled at (1310): [] wb_queue_work+0x1e3/0x3c0 fs/fs-writeback.c:204 softirqs last disabled at (1306): [] spin_lock_bh include/linux/spinlock.h:334 [inline] softirqs last disabled at (1306): [] wb_queue_work+0x84/0x3c0 fs/fs-writeback.c:196 do_syscall_64+0xd0/0x4e0 arch/x86/entry/common.c:293 ---[ end trace 77fe4479975fbd80 ]--- entry_SYSCALL_64_after_hwframe+0x49/0xbe MINIX-fs: mounting unchecked file system, running fsck is recommended RIP: 0033:0x465809 Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007feb4d413188 EFLAGS: 00000246 ORIG_RAX: 0000000000000108 RAX: ffffffffffffffda RBX: 000000000055bf00 RCX: 0000000000465809 RDX: 0000000000000003 RSI: 0000000020000500 RDI: 0000000000000004 RBP: 00000000004af675 R08: 0000000000000000 R09: 0000000000000000 R10: 00000000200017c0 R11: 0000000000000246 R12: 000000000055bf00 R13: 00007ffd279c0c4f R14: 00007feb4d413300 R15: 0000000000022000 irq event stamp: 880 hardirqs last enabled at (879): [] __raw_spin_unlock_irq include/linux/spinlock_api_smp.h:168 [inline] hardirqs last enabled at (879): [] _raw_spin_unlock_irq+0x27/0x90 kernel/locking/spinlock.c:192 hardirqs last disabled at (880): [] trace_hardirqs_off_thunk+0x1a/0x1c softirqs last enabled at (690): [] __do_softirq+0x62d/0x919 kernel/softirq.c:318 MINIX-fs: mounting unchecked file system, running fsck is recommended softirqs last disabled at (589): [] invoke_softirq kernel/softirq.c:372 [inline] softirqs last disabled at (589): [] irq_exit+0x17f/0x1c0 kernel/softirq.c:412 ---[ end trace 77fe4479975fbd81 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 7670 at fs/inode.c:286 drop_nlink.cold.19+0xc/0x3c fs/inode.c:286 Modules linked in: CPU: 1 PID: 7670 Comm: syz-executor.5 Tainted: G W 4.19.186-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:drop_nlink.cold.19+0xc/0x3c fs/inode.c:286 Code: e0 2a 80 3c 02 00 75 0c 48 8b 83 d0 00 00 00 e9 7b d3 bd fa 4c 89 e7 e8 e1 f3 ae fa eb ea 48 c7 c7 00 b3 53 87 e8 3f 03 ff ff <0f> 0b b8 ff ff 37 00 4c 89 e2 48 c1 ea 03 48 c1 e0 2a 0f b6 04 02 RSP: 0018:ffff8881c693f9e0 EFLAGS: 00010282 RAX: 0000000000000024 RBX: ffff8881cd243ae0 RCX: 0000000000000000 RDX: 0000000000000000 RSI: 0000000000000008 RDI: ffffffff8a3e5aa0 RBP: ffff8881c693f9f8 R08: ffffed103ece3eef R09: ffffed103ece3eee R10: ffffed103ece3eee R11: ffff8881f671f777 R12: ffff8881cd243b28 R13: ffff8881c9fef4f0 R14: 0000000000000000 R15: ffff8881c866c080 FS: 00007f74fdd5f700(0000) GS:ffff8881f6700000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f2d7d0c6440 CR3: 00000001f4af2002 CR4: 00000000001606e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: inode_dec_link_count include/linux/fs.h:2107 [inline] minix_rename+0x330/0x720 fs/minix/namei.c:226 vfs_rename+0xa13/0x1860 fs/namei.c:4479 do_renameat2+0x60d/0xa00 fs/namei.c:4629 __do_sys_renameat fs/namei.c:4670 [inline] __se_sys_renameat fs/namei.c:4667 [inline] __x64_sys_renameat+0x95/0xf0 fs/namei.c:4667 do_syscall_64+0xd0/0x4e0 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x465809 Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f74fdd5f188 EFLAGS: 00000246 ORIG_RAX: 0000000000000108 RAX: ffffffffffffffda RBX: 000000000055bfa8 RCX: 0000000000465809 RDX: 000000000000000a RSI: 0000000020000500 RDI: 000000000000000b RBP: 00000000004af675 R08: 0000000000000000 R09: 0000000000000000 R10: 00000000200017c0 R11: 0000000000000246 R12: 000000000055bfa8 R13: 00007fff2e090d4f R14: 00007f74fdd5f300 R15: 0000000000022000 irq event stamp: 556 hardirqs last enabled at (555): [] console_trylock_spinning kernel/printk/printk.c:1713 [inline] hardirqs last enabled at (555): [] vprintk_emit+0x415/0x540 kernel/printk/printk.c:1964 hardirqs last disabled at (556): [] trace_hardirqs_off_thunk+0x1a/0x1c softirqs last enabled at (376): [] spin_unlock_bh include/linux/spinlock.h:374 [inline] softirqs last enabled at (376): [] wb_queue_work+0x1e3/0x3c0 fs/fs-writeback.c:204 softirqs last disabled at (372): [] spin_lock_bh include/linux/spinlock.h:334 [inline] softirqs last disabled at (372): [] wb_queue_work+0x84/0x3c0 fs/fs-writeback.c:196 ---[ end trace 77fe4479975fbd82 ]--- MINIX-fs: mounting unchecked file system, running fsck is recommended MINIX-fs: mounting unchecked file system, running fsck is recommended MINIX-fs: mounting unchecked file system, running fsck is recommended MINIX-fs: mounting unchecked file system, running fsck is recommended MINIX-fs: mounting unchecked file system, running fsck is recommended ------------[ cut here ]------------ MINIX-fs: mounting unchecked file system, running fsck is recommended WARNING: CPU: 1 PID: 7721 at fs/inode.c:286 drop_nlink.cold.19+0xc/0x3c fs/inode.c:286 Modules linked in: CPU: 1 PID: 7721 Comm: syz-executor.3 Tainted: G W 4.19.186-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:drop_nlink.cold.19+0xc/0x3c fs/inode.c:286 Code: e0 2a 80 3c 02 00 75 0c 48 8b 83 d0 00 00 00 e9 7b d3 bd fa 4c 89 e7 e8 e1 f3 ae fa eb ea 48 c7 c7 00 b3 53 87 e8 3f 03 ff ff <0f> 0b b8 ff ff 37 00 4c 89 e2 48 c1 ea 03 48 c1 e0 2a 0f b6 04 02 minix_free_inode: bit 5 already cleared RSP: 0018:ffff8881e0b6f9e0 EFLAGS: 00010282 RAX: 0000000000000024 RBX: ffff8881c7802140 RCX: 0000000000000000 RDX: 0000000000000000 RSI: ffffffff878b7400 RDI: ffffffff8a3e5aa0 RBP: ffff8881e0b6f9f8 R08: ffffed103ece5081 R09: ffffed103ece5080 R10: ffffed103ece5080 R11: ffff8881f6728407 R12: ffff8881c7802188 R13: ffff8881c78401c0 R14: 0000000000000000 R15: ffff8881c9b0d080 FS: 00007feb4d413700(0000) GS:ffff8881f6700000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000000000055c000 CR3: 00000001d58ac005 CR4: 00000000001606e0 minix_free_inode: bit 5 already cleared DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 ------------[ cut here ]------------ Call Trace: inode_dec_link_count include/linux/fs.h:2107 [inline] minix_rename+0x330/0x720 fs/minix/namei.c:226 vfs_rename+0xa13/0x1860 fs/namei.c:4479 do_renameat2+0x60d/0xa00 fs/namei.c:4629 __do_sys_renameat fs/namei.c:4670 [inline] __se_sys_renameat fs/namei.c:4667 [inline] __x64_sys_renameat+0x95/0xf0 fs/namei.c:4667 do_syscall_64+0xd0/0x4e0 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x465809 Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007feb4d413188 EFLAGS: 00000246 ORIG_RAX: 0000000000000108 RAX: ffffffffffffffda RBX: 000000000055bf00 RCX: 0000000000465809 RDX: 0000000000000009 RSI: 0000000020000500 RDI: 000000000000000a RBP: 00000000004af675 R08: 0000000000000000 R09: 0000000000000000 R10: 00000000200017c0 R11: 0000000000000246 R12: 000000000055bf00 R13: 00007ffd279c0c4f R14: 00007feb4d413300 R15: 0000000000022000 irq event stamp: 1146 WARNING: CPU: 0 PID: 7722 at fs/inode.c:286 drop_nlink.cold.19+0xc/0x3c fs/inode.c:286 hardirqs last enabled at (1145): [] __raw_spin_unlock_irq include/linux/spinlock_api_smp.h:168 [inline] hardirqs last enabled at (1145): [] _raw_spin_unlock_irq+0x27/0x90 kernel/locking/spinlock.c:192 Modules linked in: hardirqs last disabled at (1146): [] trace_hardirqs_off_thunk+0x1a/0x1c CPU: 0 PID: 7722 Comm: syz-executor.5 Tainted: G W 4.19.186-syzkaller #0 softirqs last enabled at (1142): [] __do_softirq+0x62d/0x919 kernel/softirq.c:318 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 softirqs last disabled at (1113): [] invoke_softirq kernel/softirq.c:372 [inline] softirqs last disabled at (1113): [] irq_exit+0x17f/0x1c0 kernel/softirq.c:412 ---[ end trace 77fe4479975fbd83 ]--- RIP: 0010:drop_nlink.cold.19+0xc/0x3c fs/inode.c:286 ------------[ cut here ]------------ Code: e0 2a 80 3c 02 00 75 0c 48 8b 83 d0 00 00 00 e9 7b d3 bd fa 4c 89 e7 e8 e1 f3 ae fa eb ea 48 c7 c7 00 b3 53 87 e8 3f 03 ff ff <0f> 0b b8 ff ff 37 00 4c 89 e2 48 c1 ea 03 48 c1 e0 2a 0f b6 04 02 RSP: 0018:ffff8881c67279e0 EFLAGS: 00010282 RAX: 0000000000000024 RBX: ffff8881c7840630 RCX: 0000000000000000 RDX: 0000000000000000 RSI: ffffffff878b7400 RDI: ffffffff8a3e5aa0 RBP: ffff8881c67279f8 R08: ffffed103ecc5081 R09: ffffed103ecc5080 R10: ffffed103ecc5080 R11: ffff8881f6628407 R12: ffff8881c7840678 R13: ffff8881cd3970c0 R14: 0000000000000000 R15: ffff8881ce418080 FS: 00007f74fdd80700(0000) GS:ffff8881f6600000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fc6dc213000 CR3: 00000001d79b4004 CR4: 00000000001606f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: inode_dec_link_count include/linux/fs.h:2107 [inline] minix_rename+0x330/0x720 fs/minix/namei.c:226 WARNING: CPU: 1 PID: 7724 at fs/inode.c:286 drop_nlink.cold.19+0xc/0x3c fs/inode.c:286 Modules linked in: CPU: 1 PID: 7724 Comm: syz-executor.4 Tainted: G W 4.19.186-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 vfs_rename+0xa13/0x1860 fs/namei.c:4479 RIP: 0010:drop_nlink.cold.19+0xc/0x3c fs/inode.c:286 Code: e0 2a 80 3c 02 00 75 0c 48 8b 83 d0 00 00 00 e9 7b d3 bd fa 4c 89 e7 e8 e1 f3 ae fa eb ea 48 c7 c7 00 b3 53 87 e8 3f 03 ff ff <0f> 0b b8 ff ff 37 00 4c 89 e2 48 c1 ea 03 48 c1 e0 2a 0f b6 04 02 RSP: 0018:ffff8881c676f9e0 EFLAGS: 00010282 RAX: 0000000000000024 RBX: ffff8881cd397530 RCX: 0000000000000000 do_renameat2+0x60d/0xa00 fs/namei.c:4629 RDX: 0000000000000000 RSI: ffffffff878b7400 RDI: ffffffff8a3e5aa0 RBP: ffff8881c676f9f8 R08: ffffed103ece5081 R09: ffffed103ece5080 R10: ffffed103ece5080 R11: ffff8881f6728407 R12: ffff8881cd397578 R13: ffff8881c78421c0 R14: 0000000000000000 R15: ffff8881c9b6d080 FS: 00007fdc3c65b700(0000) GS:ffff8881f6700000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f34443d5000 CR3: 00000001de904005 CR4: 00000000001606e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: __do_sys_renameat fs/namei.c:4670 [inline] __se_sys_renameat fs/namei.c:4667 [inline] __x64_sys_renameat+0x95/0xf0 fs/namei.c:4667 inode_dec_link_count include/linux/fs.h:2107 [inline] minix_rename+0x330/0x720 fs/minix/namei.c:226 do_syscall_64+0xd0/0x4e0 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x465809 Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f74fdd80188 EFLAGS: 00000246 ORIG_RAX: 0000000000000108 vfs_rename+0xa13/0x1860 fs/namei.c:4479 RAX: ffffffffffffffda RBX: 000000000055bf00 RCX: 0000000000465809 RDX: 0000000000000009 RSI: 0000000020000500 RDI: 000000000000000a RBP: 00000000004af675 R08: 0000000000000000 R09: 0000000000000000 R10: 00000000200017c0 R11: 0000000000000246 R12: 000000000055bf00 R13: 00007fff2e090d4f R14: 00007f74fdd80300 R15: 0000000000022000 do_renameat2+0x60d/0xa00 fs/namei.c:4629 irq event stamp: 1270 hardirqs last enabled at (1269): [] __raw_spin_unlock_irq include/linux/spinlock_api_smp.h:168 [inline] hardirqs last enabled at (1269): [] _raw_spin_unlock_irq+0x27/0x90 kernel/locking/spinlock.c:192 hardirqs last disabled at (1270): [] trace_hardirqs_off_thunk+0x1a/0x1c softirqs last enabled at (1264): [] __do_softirq+0x62d/0x919 kernel/softirq.c:318 softirqs last disabled at (1163): [] invoke_softirq kernel/softirq.c:372 [inline] softirqs last disabled at (1163): [] irq_exit+0x17f/0x1c0 kernel/softirq.c:412 ---[ end trace 77fe4479975fbd84 ]--- __do_sys_renameat fs/namei.c:4670 [inline] __se_sys_renameat fs/namei.c:4667 [inline] __x64_sys_renameat+0x95/0xf0 fs/namei.c:4667 do_syscall_64+0xd0/0x4e0 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x465809 Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007fdc3c65b188 EFLAGS: 00000246 ORIG_RAX: 0000000000000108 RAX: ffffffffffffffda RBX: 000000000055bf00 RCX: 0000000000465809 RDX: 0000000000000009 RSI: 0000000020000500 RDI: 000000000000000a RBP: 00000000004af675 R08: 0000000000000000 R09: 0000000000000000 R10: 00000000200017c0 R11: 0000000000000246 R12: 000000000055bf00 R13: 00007ffc641a802f R14: 00007fdc3c65b300 R15: 0000000000022000 irq event stamp: 1108 hardirqs last enabled at (1107): [] __raw_spin_unlock_irq include/linux/spinlock_api_smp.h:168 [inline] hardirqs last enabled at (1107): [] _raw_spin_unlock_irq+0x27/0x90 kernel/locking/spinlock.c:192 hardirqs last disabled at (1108): [] trace_hardirqs_off_thunk+0x1a/0x1c softirqs last enabled at (1100): [] __do_softirq+0x62d/0x919 kernel/softirq.c:318 softirqs last disabled at (1085): [] invoke_softirq kernel/softirq.c:372 [inline] softirqs last disabled at (1085): [] irq_exit+0x17f/0x1c0 kernel/softirq.c:412 ---[ end trace 77fe4479975fbd85 ]--- MINIX-fs: mounting unchecked file system, running fsck is recommended ------------[ cut here ]------------ WARNING: CPU: 1 PID: 7791 at fs/inode.c:286 drop_nlink.cold.19+0xc/0x3c fs/inode.c:286 Modules linked in: CPU: 1 PID: 7791 Comm: syz-executor.5 Tainted: G W 4.19.186-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:drop_nlink.cold.19+0xc/0x3c fs/inode.c:286 Code: e0 2a 80 3c 02 00 75 0c 48 8b 83 d0 00 00 00 e9 7b d3 bd fa 4c 89 e7 e8 e1 f3 ae fa eb ea 48 c7 c7 00 b3 53 87 e8 3f 03 ff ff <0f> 0b b8 ff ff 37 00 4c 89 e2 48 c1 ea 03 48 c1 e0 2a 0f b6 04 02 RSP: 0018:ffff8881c7edf9e0 EFLAGS: 00010282 RAX: 0000000000000024 RBX: ffff8881c9c429a0 RCX: 0000000000000000 RDX: 0000000000000000 RSI: ffffffff878b7400 RDI: ffffffff8a3e5aa0 RBP: ffff8881c7edf9f8 R08: ffffed103ece5081 R09: ffffed103ece5080 R10: ffffed103ece5080 R11: ffff8881f6728407 R12: ffff8881c9c429e8 R13: ffff8881c9c42530 R14: 0000000000000000 R15: ffff8881c8622080 FS: 00007f74fdd5f700(0000) GS:ffff8881f6700000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f74fdd60000 CR3: 00000001e85e8003 CR4: 00000000001606e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: inode_dec_link_count include/linux/fs.h:2107 [inline] minix_rename+0x330/0x720 fs/minix/namei.c:226 vfs_rename+0xa13/0x1860 fs/namei.c:4479 do_renameat2+0x60d/0xa00 fs/namei.c:4629 __do_sys_renameat fs/namei.c:4670 [inline] __se_sys_renameat fs/namei.c:4667 [inline] __x64_sys_renameat+0x95/0xf0 fs/namei.c:4667 do_syscall_64+0xd0/0x4e0 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x465809 Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f74fdd5f188 EFLAGS: 00000246 ORIG_RAX: 0000000000000108 RAX: ffffffffffffffda RBX: 000000000055bfa8 RCX: 0000000000465809 RDX: 000000000000000b RSI: 0000000020000500 RDI: 000000000000000c RBP: 00000000004af675 R08: 0000000000000000 R09: 0000000000000000 R10: 00000000200017c0 R11: 0000000000000246 R12: 000000000055bfa8 R13: 00007fff2e090d4f R14: 00007f74fdd5f300 R15: 0000000000022000 irq event stamp: 552 hardirqs last enabled at (551): [] __raw_spin_unlock_irq include/linux/spinlock_api_smp.h:168 [inline] hardirqs last enabled at (551): [] _raw_spin_unlock_irq+0x27/0x90 kernel/locking/spinlock.c:192 hardirqs last disabled at (552): [] trace_hardirqs_off_thunk+0x1a/0x1c softirqs last enabled at (546): [] __do_softirq+0x62d/0x919 kernel/softirq.c:318 softirqs last disabled at (489): [] invoke_softirq kernel/softirq.c:372 [inline] softirqs last disabled at (489): [] irq_exit+0x17f/0x1c0 kernel/softirq.c:412 ---[ end trace 77fe4479975fbd86 ]---