bisecting fixing commit since a1b977b49b66c75e6c51a515f6700371ae720217 building syzkaller on 1880b4a9f394370a7d1fcb5c1cfca0fa1127b463 testing commit a1b977b49b66c75e6c51a515f6700371ae720217 compiler: gcc version 8.4.1 20210217 (GCC) kernel signature: a3b6b51ce770653f97dfb7f783784b92a4ef3db33fd3e00ce692c376ff8b281e run #0: crashed: WARNING in drop_nlink run #1: crashed: WARNING in drop_nlink run #2: crashed: WARNING in drop_nlink run #3: crashed: WARNING in corrupted run #4: crashed: WARNING in drop_nlink run #5: crashed: WARNING in drop_nlink run #6: crashed: WARNING in drop_nlink run #7: crashed: WARNING in drop_nlink run #8: crashed: WARNING in corrupted run #9: crashed: WARNING in drop_nlink run #10: crashed: WARNING in drop_nlink run #11: crashed: WARNING in drop_nlink run #12: crashed: WARNING in drop_nlink run #13: crashed: WARNING in drop_nlink run #14: crashed: WARNING in drop_nlink run #15: crashed: WARNING in drop_nlink run #16: crashed: WARNING in drop_nlink run #17: crashed: WARNING in drop_nlink run #18: crashed: WARNING in drop_nlink run #19: crashed: WARNING in corrupted testing current HEAD 6db10b4d5efdc38ff06dfdde28dc5477f754b0bd testing commit 6db10b4d5efdc38ff06dfdde28dc5477f754b0bd compiler: gcc version 8.4.1 20210217 (GCC) kernel signature: 66ce434e62e558431ef639eedd2158a7ee938321f34e63fc83041faeb51677a8 all runs: crashed: WARNING in drop_nlink revisions tested: 2, total time: 27m53.94371919s (build: 20m20.273142611s, test: 6m53.719954496s) the crash still happens on HEAD commit msg: Linux 4.19.209 crash: WARNING in drop_nlink IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready ------------[ cut here ]------------ IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready MINIX-fs: mounting unchecked file system, running fsck is recommended WARNING: CPU: 0 PID: 7387 at fs/inode.c:286 drop_nlink.cold.19+0xc/0x3c fs/inode.c:286 wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 Modules linked in: CPU: 0 PID: 7387 Comm: syz-executor.3 Not tainted 4.19.209-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 74 b8 bc fa 4c 89 e7 e8 fa d8 ad fa eb ea 48 c7 c7 c0 b8 53 87 e8 8c 02 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:ffff8881da40f9e0 EFLAGS: 00010282 RAX: 0000000000000024 RBX: ffff8881c9ecc0c0 RCX: 0000000000000000 RDX: 0000000000000000 RSI: ffffffff878b7be0 RDI: ffffffff8a3e4aa0 RBP: ffff8881da40f9f8 R08: ffffed103ecc5091 R09: ffffed103ecc5090 R10: ffffed103ecc5090 R11: ffff8881f6628487 R12: ffff8881c9ecc108 R13: ffff8881c9ecf9e0 R14: 0000000000000000 R15: ffff8881c99f6080 FS: 00007f2d4a1c3700(0000) GS:ffff8881f6600000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f0cd2691000 CR3: 00000001dcb5e005 CR4: 00000000003606f0 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:00007f2d4a1c3188 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: 00007ffd648fdc5f R14: 00007f2d4a1c3300 R15: 0000000000022000 irq event stamp: 1722 hardirqs last enabled at (1721): [] __free_pages_ok+0x616/0xd60 mm/page_alloc.c:1286 hardirqs last disabled at (1722): [] trace_hardirqs_off_thunk+0x1a/0x1c softirqs last enabled at (1610): [] __do_softirq+0x62d/0x919 kernel/softirq.c:318 softirqs last disabled at (1525): [] invoke_softirq kernel/softirq.c:372 [inline] softirqs last disabled at (1525): [] irq_exit+0x17f/0x1c0 kernel/softirq.c:412 ---[ end trace c8ba5d30ec5458e2 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 7394 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: 7394 Comm: syz-executor.2 Tainted: G W 4.19.209-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 74 b8 bc fa 4c 89 e7 e8 fa d8 ad fa eb ea 48 c7 c7 c0 b8 53 87 e8 8c 02 ff ff <0f> 0b b8 ff ff 37 00 4c 89 e2 48 c1 ea 03 48 c1 e0 2a 0f b6 04 02 ------------[ cut here ]------------ RSP: 0018:ffff8881d939f9e0 EFLAGS: 00010282 RAX: 0000000000000024 RBX: ffff8881c9ee1630 RCX: 0000000000000000 RDX: 0000000000000000 RSI: ffffffff878b7be0 RDI: ffffffff8a3e4aa0 RBP: ffff8881d939f9f8 R08: ffffed103ecc5091 R09: ffffed103ecc5090 R10: ffffed103ecc5090 R11: ffff8881f6628487 R12: ffff8881c9ee1678 R13: ffff8881c9ee11c0 R14: 0000000000000000 R15: ffff8881c99ff080 FS: 00007fa2b2f30700(0000) GS:ffff8881f6600000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f0cd2609000 CR3: 00000001d9175004 CR4: 00000000003606f0 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 WARNING: CPU: 1 PID: 7413 at fs/inode.c:286 drop_nlink.cold.19+0xc/0x3c fs/inode.c:286 Modules linked in: CPU: 1 PID: 7413 Comm: syz-executor.5 Tainted: G W 4.19.209-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 74 b8 bc fa 4c 89 e7 e8 fa d8 ad fa eb ea 48 c7 c7 c0 b8 53 87 e8 8c 02 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:ffff8881ce6079e0 EFLAGS: 00010282 RAX: 0000000000000024 RBX: ffff8881c9f2e240 RCX: 0000000000000000 RDX: 0000000000000000 RSI: ffffffff878b7be0 RDI: ffffffff8a3e4aa0 __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 RBP: ffff8881ce6079f8 R08: ffffed103ece5091 R09: ffffed103ece5090 do_syscall_64+0xd0/0x4e0 arch/x86/entry/common.c:293 R10: ffffed103ece5090 R11: ffff8881f6728487 R12: ffff8881c9f2e288 entry_SYSCALL_64_after_hwframe+0x49/0xbe R13: ffff8881c9f2fb60 R14: 0000000000000000 R15: ffff8881c9a20080 RIP: 0033:0x465809 FS: 00007f9789644700(0000) GS:ffff8881f6700000(0000) knlGS:0000000000000000 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 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000564096477378 CR3: 00000001dc82c001 CR4: 00000000003606e0 RSP: 002b:00007fa2b2f30188 EFLAGS: 00000246 ORIG_RAX: 0000000000000108 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 RAX: ffffffffffffffda RBX: 000000000055bf00 RCX: 0000000000465809 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: RDX: 0000000000000009 RSI: 0000000020000500 RDI: 000000000000000a RBP: 00000000004af675 R08: 0000000000000000 R09: 0000000000000000 inode_dec_link_count include/linux/fs.h:2107 [inline] minix_rename+0x330/0x720 fs/minix/namei.c:226 R10: 00000000200017c0 R11: 0000000000000246 R12: 000000000055bf00 R13: 00007ffe8f4c9b8f R14: 00007fa2b2f30300 R15: 0000000000022000 irq event stamp: 1844 hardirqs last enabled at (1843): [] __raw_spin_unlock_irq include/linux/spinlock_api_smp.h:168 [inline] hardirqs last enabled at (1843): [] _raw_spin_unlock_irq+0x27/0x90 kernel/locking/spinlock.c:192 hardirqs last disabled at (1844): [] trace_hardirqs_off_thunk+0x1a/0x1c softirqs last enabled at (1818): [] __do_softirq+0x62d/0x919 kernel/softirq.c:318 softirqs last disabled at (1685): [] invoke_softirq kernel/softirq.c:372 [inline] softirqs last disabled at (1685): [] irq_exit+0x17f/0x1c0 kernel/softirq.c:412 vfs_rename+0xa13/0x1860 fs/namei.c:4479 ---[ end trace c8ba5d30ec5458e3 ]--- 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:00007f9789644188 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: 00007ffd9e4deb4f R14: 00007f9789644300 R15: 0000000000022000 irq event stamp: 1044 hardirqs last enabled at (1043): [] __raw_spin_unlock_irq include/linux/spinlock_api_smp.h:168 [inline] hardirqs last enabled at (1043): [] _raw_spin_unlock_irq+0x27/0x90 kernel/locking/spinlock.c:192 hardirqs last disabled at (1044): [] trace_hardirqs_off_thunk+0x1a/0x1c softirqs last enabled at (892): [] spin_unlock_bh include/linux/spinlock.h:374 [inline] softirqs last enabled at (892): [] wb_queue_work+0x1e3/0x3c0 fs/fs-writeback.c:204 softirqs last disabled at (888): [] spin_lock_bh include/linux/spinlock.h:334 [inline] softirqs last disabled at (888): [] wb_queue_work+0x84/0x3c0 fs/fs-writeback.c:196 ---[ end trace c8ba5d30ec5458e4 ]--- IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready IPv6: ADDRCONF(NETDEV_UP): wlan0: link is not ready wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 IPv6: ADDRCONF(NETDEV_UP): wlan1: link is not ready wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready 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 wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 MINIX-fs: mounting unchecked file system, running fsck is recommended IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 MINIX-fs: mounting unchecked file system, running fsck is recommended ------------[ cut here ]------------ IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready WARNING: CPU: 1 PID: 7474 at fs/inode.c:286 drop_nlink.cold.19+0xc/0x3c fs/inode.c:286 Modules linked in: CPU: 1 PID: 7474 Comm: syz-executor.2 Tainted: G W 4.19.209-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 74 b8 bc fa 4c 89 e7 e8 fa d8 ad fa eb ea 48 c7 c7 c0 b8 53 87 e8 8c 02 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:ffff8881d588f9e0 EFLAGS: 00010282 RAX: 0000000000000024 RBX: ffff8881c9fd2a60 RCX: 0000000000000000 RDX: 0000000000000000 RSI: ffffffff878b7be0 RDI: ffffffff8a3e4aa0 RBP: ffff8881d588f9f8 R08: ffffed103ece5091 R09: ffffed103ece5090 ------------[ cut here ]------------ R10: ffffed103ece5090 R11: ffff8881f6728487 R12: ffff8881c9fd2aa8 R13: ffff8881c9fd25f0 R14: 0000000000000000 R15: ffff8881c98c7080 FS: 00007fa2b2f30700(0000) GS:ffff8881f6700000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fa2b2f31000 CR3: 00000001d7d13006 CR4: 00000000003606e0 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:00007fa2b2f30188 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: 00007ffe8f4c9b8f R14: 00007fa2b2f30300 R15: 0000000000022000 irq event stamp: 1130 hardirqs last enabled at (1129): [] __free_pages_ok+0x616/0xd60 mm/page_alloc.c:1286 hardirqs last disabled at (1130): [] trace_hardirqs_off_thunk+0x1a/0x1c softirqs last enabled at (956): [] spin_unlock_bh include/linux/spinlock.h:374 [inline] softirqs last enabled at (956): [] wb_queue_work+0x1e3/0x3c0 fs/fs-writeback.c:204 softirqs last disabled at (952): [] spin_lock_bh include/linux/spinlock.h:334 [inline] softirqs last disabled at (952): [] wb_queue_work+0x84/0x3c0 fs/fs-writeback.c:196 ---[ end trace c8ba5d30ec5458e5 ]--- 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: 7489 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: 1 PID: 7489 Comm: syz-executor.0 Tainted: G W 4.19.209-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 74 b8 bc fa 4c 89 e7 e8 fa d8 ad fa eb ea 48 c7 c7 c0 b8 53 87 e8 8c 02 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:ffff8881e06179e0 EFLAGS: 00010282 RAX: 0000000000000024 RBX: ffff8881c7c2f6f0 RCX: 0000000000000000 RDX: 0000000000000000 RSI: ffffffff878b7be0 RDI: ffffffff8a3e4aa0 RBP: ffff8881e06179f8 R08: ffffed103ece5091 R09: ffffed103ece5090 R10: ffffed103ece5090 R11: ffff8881f6728487 R12: ffff8881c7c2f738 R13: ffff8881c7c2f280 R14: 0000000000000000 R15: ffff8881c9ae0080 FS: 00007f32948f9700(0000) GS:ffff8881f6700000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fffc58d9000 CR3: 00000001d54f4005 CR4: 00000000003606e0 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: 0 PID: 7456 at fs/inode.c:286 drop_nlink.cold.19+0xc/0x3c fs/inode.c:286 Modules linked in: vfs_rename+0xa13/0x1860 fs/namei.c:4479 CPU: 0 PID: 7456 Comm: syz-executor.3 Tainted: G W 4.19.209-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 do_renameat2+0x60d/0xa00 fs/namei.c:4629 Code: e0 2a 80 3c 02 00 75 0c 48 8b 83 d0 00 00 00 e9 74 b8 bc fa 4c 89 e7 e8 fa d8 ad fa eb ea 48 c7 c7 c0 b8 53 87 e8 8c 02 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:ffff8881d6f879e0 EFLAGS: 00010282 RAX: 0000000000000024 RBX: ffff8881c9ff5670 RCX: 0000000000000000 RDX: 0000000000000000 RSI: ffffffff878b7be0 RDI: ffffffff8a3e4aa0 RBP: ffff8881d6f879f8 R08: ffffed103ecc5091 R09: ffffed103ecc5090 R10: ffffed103ecc5090 R11: ffff8881f6628487 R12: ffff8881c9ff56b8 R13: ffff8881c9ff5200 R14: 0000000000000000 R15: ffff8881c9a9e080 FS: 00007f2d4a1c3700(0000) GS:ffff8881f6600000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000564096497000 CR3: 00000001d85c3006 CR4: 00000000003606f0 __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 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 do_syscall_64+0xd0/0x4e0 arch/x86/entry/common.c:293 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 entry_SYSCALL_64_after_hwframe+0x49/0xbe Call Trace: RIP: 0033:0x465809 inode_dec_link_count include/linux/fs.h:2107 [inline] minix_rename+0x330/0x720 fs/minix/namei.c:226 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:00007f32948f9188 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 vfs_rename+0xa13/0x1860 fs/namei.c:4479 R13: 00007ffe9023da3f R14: 00007f32948f9300 R15: 0000000000022000 irq event stamp: 1288 hardirqs last enabled at (1287): [] __raw_spin_unlock_irq include/linux/spinlock_api_smp.h:168 [inline] hardirqs last enabled at (1287): [] _raw_spin_unlock_irq+0x27/0x90 kernel/locking/spinlock.c:192 hardirqs last disabled at (1288): [] trace_hardirqs_off_thunk+0x1a/0x1c softirqs last enabled at (1242): [] __do_softirq+0x62d/0x919 kernel/softirq.c:318 softirqs last disabled at (1121): [] invoke_softirq kernel/softirq.c:372 [inline] softirqs last disabled at (1121): [] irq_exit+0x17f/0x1c0 kernel/softirq.c:412 ---[ end trace c8ba5d30ec5458e6 ]--- 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:00007f2d4a1c3188 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: 00007ffd648fdc5f R14: 00007f2d4a1c3300 R15: 0000000000022000 irq event stamp: 1478 hardirqs last enabled at (1477): [] __raw_spin_unlock_irq include/linux/spinlock_api_smp.h:168 [inline] hardirqs last enabled at (1477): [] _raw_spin_unlock_irq+0x27/0x90 kernel/locking/spinlock.c:192 hardirqs last disabled at (1478): [] trace_hardirqs_off_thunk+0x1a/0x1c softirqs last enabled at (1460): [] __do_softirq+0x62d/0x919 kernel/softirq.c:318 softirqs last disabled at (1125): [] invoke_softirq kernel/softirq.c:372 [inline] softirqs last disabled at (1125): [] irq_exit+0x17f/0x1c0 kernel/softirq.c:412 ---[ end trace c8ba5d30ec5458e7 ]--- MINIX-fs: mounting unchecked file system, running fsck is recommended ------------[ cut here ]------------ WARNING: CPU: 1 PID: 7527 at fs/inode.c:286 drop_nlink.cold.19+0xc/0x3c fs/inode.c:286 Modules linked in: CPU: 1 PID: 7527 Comm: syz-executor.2 Tainted: G W 4.19.209-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 74 b8 bc fa 4c 89 e7 e8 fa d8 ad fa eb ea 48 c7 c7 c0 b8 53 87 e8 8c 02 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:ffff8881d62ff9e0 EFLAGS: 00010282 RAX: 0000000000000024 RBX: ffff8881c7c45530 RCX: 0000000000000000 RDX: 0000000000000000 RSI: ffffffff878b7be0 RDI: ffffffff8a3e4aa0 RBP: ffff8881d62ff9f8 R08: ffffed103ece5091 R09: ffffed103ece5090 R10: ffffed103ece5090 R11: ffff8881f6728487 R12: ffff8881c7c45578 R13: ffff8881c7c450c0 R14: 0000000000000000 R15: ffff8881c9a7e080 FS: 00007fa2b2f30700(0000) GS:ffff8881f6700000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fa2b2f31000 CR3: 00000001d3e30005 CR4: 00000000003606e0 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:00007fa2b2f30188 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: 00007ffe8f4c9b8f R14: 00007fa2b2f30300 R15: 0000000000022000 irq event stamp: 1188 hardirqs last enabled at (1187): [] __raw_spin_unlock_irq include/linux/spinlock_api_smp.h:168 [inline] hardirqs last enabled at (1187): [] _raw_spin_unlock_irq+0x27/0x90 kernel/locking/spinlock.c:192 hardirqs last disabled at (1188): [] trace_hardirqs_off_thunk+0x1a/0x1c softirqs last enabled at (1182): [] __do_softirq+0x62d/0x919 kernel/softirq.c:318 softirqs last disabled at (1117): [] invoke_softirq kernel/softirq.c:372 [inline] softirqs last disabled at (1117): [] irq_exit+0x17f/0x1c0 kernel/softirq.c:412 ---[ end trace c8ba5d30ec5458e8 ]--- MINIX-fs: mounting unchecked file system, running fsck is recommended MINIX-fs: mounting unchecked file system, running fsck is recommended ------------[ cut here ]------------ WARNING: CPU: 1 PID: 7518 at fs/inode.c:286 drop_nlink.cold.19+0xc/0x3c fs/inode.c:286 Modules linked in: CPU: 1 PID: 7518 Comm: syz-executor.5 Tainted: G W 4.19.209-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 74 b8 bc fa 4c 89 e7 e8 fa d8 ad fa eb ea 48 c7 c7 c0 b8 53 87 e8 8c 02 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:ffff8881d395f9e0 EFLAGS: 00010282 RAX: 0000000000000024 RBX: ffff8881c7c4aae0 RCX: 0000000000000000 RDX: 0000000000000000 RSI: ffffffff878b7be0 RDI: ffffffff8a3e4aa0 RBP: ffff8881d395f9f8 R08: ffffed103ece5091 R09: ffffed103ece5090 R10: ffffed103ece5090 R11: ffff8881f6728487 R12: ffff8881c7c4ab28 R13: ffff8881c7c4a670 R14: 0000000000000000 R15: ffff8881d1fae080 FS: 00007f9789623700(0000) GS:ffff8881f6700000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f9789624000 CR3: 00000001d4d7b004 CR4: 00000000003606e0 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:00007f9789623188 EFLAGS: 00000246 ORIG_RAX: 0000000000000108 RAX: ffffffffffffffda RBX: 000000000055bfa8 RCX: 0000000000465809 RDX: 0000000000000009 RSI: 0000000020000500 RDI: 0000000000000005 RBP: 00000000004af675 R08: 0000000000000000 R09: 0000000000000000 R10: 00000000200017c0 R11: 0000000000000246 R12: 000000000055bfa8 R13: 00007ffd9e4deb4f R14: 00007f9789623300 R15: 0000000000022000 irq event stamp: 772 hardirqs last enabled at (771): [] __raw_spin_unlock_irq include/linux/spinlock_api_smp.h:168 [inline] hardirqs last enabled at (771): [] _raw_spin_unlock_irq+0x27/0x90 kernel/locking/spinlock.c:192 hardirqs last disabled at (772): [] trace_hardirqs_off_thunk+0x1a/0x1c softirqs last enabled at (766): [] __do_softirq+0x62d/0x919 kernel/softirq.c:318 softirqs last disabled at (741): [] invoke_softirq kernel/softirq.c:372 [inline] softirqs last disabled at (741): [] irq_exit+0x17f/0x1c0 kernel/softirq.c:412 ---[ end trace c8ba5d30ec5458e9 ]--- MINIX-fs: mounting unchecked file system, running fsck is recommended ------------[ cut here ]------------ WARNING: CPU: 0 PID: 7541 at fs/inode.c:286 drop_nlink.cold.19+0xc/0x3c fs/inode.c:286 Modules linked in: CPU: 0 PID: 7541 Comm: syz-executor.1 Tainted: G W 4.19.209-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 74 b8 bc fa 4c 89 e7 e8 fa d8 ad fa eb ea 48 c7 c7 c0 b8 53 87 e8 8c 02 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:ffff8881ce6779e0 EFLAGS: 00010282 RAX: 0000000000000024 RBX: ffff8881c7c1f240 RCX: 0000000000000000 RDX: 0000000000000000 RSI: ffffffff878b7be0 RDI: ffffffff8a3e4aa0 RBP: ffff8881ce6779f8 R08: ffffed103ecc5091 R09: ffffed103ecc5090 R10: ffffed103ecc5090 R11: ffff8881f6628487 R12: ffff8881c7c1f288 R13: ffff8881c7c206f0 R14: 0000000000000000 R15: ffff8881c9ba4080 FS: 00007f1692a6e700(0000) GS:ffff8881f6600000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f1692a4e000 CR3: 00000001da3f3003 CR4: 00000000003606f0 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:00007f1692a6e188 EFLAGS: 00000246 ORIG_RAX: 0000000000000108 RAX: ffffffffffffffda RBX: 000000000055bfa8 RCX: 0000000000465809 RDX: 0000000000000003 RSI: 0000000020000500 RDI: 0000000000000005 RBP: 00000000004af675 R08: 0000000000000000 R09: 0000000000000000 R10: 00000000200017c0 R11: 0000000000000246 R12: 000000000055bfa8 R13: 00007ffee6e89eef R14: 00007f1692a6e300 R15: 0000000000022000 irq event stamp: 702 hardirqs last enabled at (701): [] __raw_spin_unlock_irq include/linux/spinlock_api_smp.h:168 [inline] hardirqs last enabled at (701): [] _raw_spin_unlock_irq+0x27/0x90 kernel/locking/spinlock.c:192 hardirqs last disabled at (702): [] trace_hardirqs_off_thunk+0x1a/0x1c softirqs last enabled at (696): [] __do_softirq+0x62d/0x919 kernel/softirq.c:318 softirqs last disabled at (649): [] invoke_softirq kernel/softirq.c:372 [inline] softirqs last disabled at (649): [] irq_exit+0x17f/0x1c0 kernel/softirq.c:412 ---[ end trace c8ba5d30ec5458ea ]--- minix_free_inode: bit 5 already cleared MINIX-fs: mounting unchecked file system, running fsck is recommended MINIX-fs: mounting unchecked file system, running fsck is recommended ------------[ cut here ]------------ ------------[ cut here ]------------ WARNING: CPU: 1 PID: 7579 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: 1 PID: 7579 Comm: syz-executor.0 Tainted: G W 4.19.209-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 74 b8 bc fa 4c 89 e7 e8 fa d8 ad fa eb ea 48 c7 c7 c0 b8 53 87 e8 8c 02 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:ffff8881ce5ff9e0 EFLAGS: 00010282 ------------[ cut here ]------------ RAX: 0000000000000024 RBX: ffff8881c7c5e100 RCX: 0000000000000000 RDX: 0000000000000000 RSI: ffffffff878b7be0 RDI: ffffffff8a3e4aa0 RBP: ffff8881ce5ff9f8 R08: ffffed103ece5091 R09: ffffed103ece5090 R10: ffffed103ece5090 R11: ffff8881f6728487 R12: ffff8881c7c5e148 R13: ffff8881c7c9ea20 R14: 0000000000000000 R15: ffff8881c9a02080 FS: 00007f32948f9700(0000) GS:ffff8881f6700000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000000960004 CR3: 00000001f4520004 CR4: 00000000003606e0 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: 0 PID: 7583 at fs/inode.c:286 drop_nlink.cold.19+0xc/0x3c fs/inode.c:286 Modules linked in: CPU: 0 PID: 7583 Comm: syz-executor.3 Tainted: G W 4.19.209-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 74 b8 bc fa 4c 89 e7 e8 fa d8 ad fa eb ea 48 c7 c7 c0 b8 53 87 e8 8c 02 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:ffff8881d2ca79e0 EFLAGS: 00010282 RAX: 0000000000000024 RBX: ffff8881c7c5e570 RCX: 0000000000000000 do_renameat2+0x60d/0xa00 fs/namei.c:4629 RDX: 0000000000000000 RSI: ffffffff878b7be0 RDI: ffffffff8a3e4aa0 RBP: ffff8881d2ca79f8 R08: ffffed103ecc5091 R09: ffffed103ecc5090 R10: ffffed103ecc5090 R11: ffff8881f6628487 R12: ffff8881c7c5e5b8 R13: ffff8881c7c9e5b0 R14: 0000000000000000 R15: ffff8881c9839080 FS: 00007f2d4a1c3700(0000) GS:ffff8881f6600000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f0cd26c5018 CR3: 00000001d4cf3005 CR4: 00000000003606f0 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 __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 vfs_rename+0xa13/0x1860 fs/namei.c:4479 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:00007f32948f9188 EFLAGS: 00000246 ORIG_RAX: 0000000000000108 RAX: ffffffffffffffda RBX: 000000000055bf00 RCX: 0000000000465809 RDX: 0000000000000009 RSI: 0000000020000500 RDI: 000000000000000a do_renameat2+0x60d/0xa00 fs/namei.c:4629 RBP: 00000000004af675 R08: 0000000000000000 R09: 0000000000000000 R10: 00000000200017c0 R11: 0000000000000246 R12: 000000000055bf00 R13: 00007ffe9023da3f R14: 00007f32948f9300 R15: 0000000000022000 irq event stamp: 1182 hardirqs last enabled at (1181): [] __raw_spin_unlock_irq include/linux/spinlock_api_smp.h:168 [inline] hardirqs last enabled at (1181): [] _raw_spin_unlock_irq+0x27/0x90 kernel/locking/spinlock.c:192 hardirqs last disabled at (1182): [] trace_hardirqs_off_thunk+0x1a/0x1c softirqs last enabled at (1176): [] __do_softirq+0x62d/0x919 kernel/softirq.c:318 softirqs last disabled at (1059): [] invoke_softirq kernel/softirq.c:372 [inline] softirqs last disabled at (1059): [] irq_exit+0x17f/0x1c0 kernel/softirq.c:412 ---[ end trace c8ba5d30ec5458eb ]--- __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 MINIX-fs: mounting unchecked file system, running fsck is recommended 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:00007f2d4a1c3188 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: 00007ffd648fdc5f R14: 00007f2d4a1c3300 R15: 0000000000022000 irq event stamp: 3926 hardirqs last enabled at (3925): [] __raw_spin_unlock_irq include/linux/spinlock_api_smp.h:168 [inline] hardirqs last enabled at (3925): [] _raw_spin_unlock_irq+0x27/0x90 kernel/locking/spinlock.c:192 hardirqs last disabled at (3926): [] trace_hardirqs_off_thunk+0x1a/0x1c softirqs last enabled at (3762): [] spin_unlock_bh include/linux/spinlock.h:374 [inline] softirqs last enabled at (3762): [] wb_queue_work+0x1e3/0x3c0 fs/fs-writeback.c:204 softirqs last disabled at (3758): [] spin_lock_bh include/linux/spinlock.h:334 [inline] softirqs last disabled at (3758): [] wb_queue_work+0x84/0x3c0 fs/fs-writeback.c:196 ---[ end trace c8ba5d30ec5458ec ]--- WARNING: CPU: 1 PID: 7588 at fs/inode.c:286 drop_nlink.cold.19+0xc/0x3c fs/inode.c:286 ------------[ cut here ]------------ Modules linked in: WARNING: CPU: 0 PID: 7604 at fs/inode.c:286 drop_nlink.cold.19+0xc/0x3c fs/inode.c:286 CPU: 1 PID: 7588 Comm: syz-executor.2 Tainted: G W 4.19.209-syzkaller #0 Modules linked in: Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 CPU: 0 PID: 7604 Comm: syz-executor.1 Tainted: G W 4.19.209-syzkaller #0 RIP: 0010:drop_nlink.cold.19+0xc/0x3c fs/inode.c:286 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 74 b8 bc fa 4c 89 e7 e8 fa d8 ad fa eb ea 48 c7 c7 c0 b8 53 87 e8 8c 02 ff ff <0f> 0b b8 ff ff 37 00 4c 89 e2 48 c1 ea 03 48 c1 e0 2a 0f b6 04 02 Code: e0 2a 80 3c 02 00 75 0c 48 8b 83 d0 00 00 00 e9 74 b8 bc fa 4c 89 e7 e8 fa d8 ad fa eb ea 48 c7 c7 c0 b8 53 87 e8 8c 02 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:ffff8881d2d1f9e0 EFLAGS: 00010282 RSP: 0018:ffff8881cf0c79e0 EFLAGS: 00010282 RAX: 0000000000000024 RBX: ffff8881cdf7fb20 RCX: 0000000000000000 RDX: 0000000000000000 RSI: ffffffff878b7be0 RDI: ffffffff8a3e4aa0 RAX: 0000000000000024 RBX: ffff8881c7caa5f0 RCX: 0000000000000000 RBP: ffff8881d2d1f9f8 R08: ffffed103ece5091 R09: ffffed103ece5090 RDX: 0000000000000000 RSI: ffffffff878b7be0 RDI: ffffffff8a3e4aa0 R10: ffffed103ece5090 R11: ffff8881f6728487 R12: ffff8881cdf7fb68 R13: ffff8881cdf7f6b0 R14: 0000000000000000 R15: ffff8881c9b10080 RBP: ffff8881cf0c79f8 R08: ffffed103ecc5091 R09: ffffed103ecc5090 R10: ffffed103ecc5090 R11: ffff8881f6628487 R12: ffff8881c7caa638 FS: 00007fa2b2f30700(0000) GS:ffff8881f6700000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f4e320dca21 CR3: 00000001da3f3005 CR4: 00000000003606e0 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 R13: ffff8881c7c64aa0 R14: 0000000000000000 R15: ffff8881c9b33080 FS: 00007f1692a6e700(0000) GS:ffff8881f6600000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f0cd26cc000 CR3: 00000001e9c85004 CR4: 00000000003606f0 __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 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 do_syscall_64+0xd0/0x4e0 arch/x86/entry/common.c:293 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 entry_SYSCALL_64_after_hwframe+0x49/0xbe Call Trace: RIP: 0033:0x465809 inode_dec_link_count include/linux/fs.h:2107 [inline] minix_rename+0x330/0x720 fs/minix/namei.c:226 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:00007fa2b2f30188 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 vfs_rename+0xa13/0x1860 fs/namei.c:4479 R13: 00007ffe8f4c9b8f R14: 00007fa2b2f30300 R15: 0000000000022000 irq event stamp: 1102 hardirqs last enabled at (1101): [] __free_pages_ok+0x616/0xd60 mm/page_alloc.c:1286 hardirqs last disabled at (1102): [] trace_hardirqs_off_thunk+0x1a/0x1c softirqs last enabled at (1078): [] __do_softirq+0x62d/0x919 kernel/softirq.c:318 softirqs last disabled at (1059): [] invoke_softirq kernel/softirq.c:372 [inline] softirqs last disabled at (1059): [] irq_exit+0x17f/0x1c0 kernel/softirq.c:412 do_renameat2+0x60d/0xa00 fs/namei.c:4629 ---[ end trace c8ba5d30ec5458ed ]--- __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:00007f1692a6e188 EFLAGS: 00000246 ORIG_RAX: 0000000000000108 RAX: ffffffffffffffda RBX: 000000000055bfa8 RCX: 0000000000465809 RDX: 0000000000000008 RSI: 0000000020000500 RDI: 0000000000000009 RBP: 00000000004af675 R08: 0000000000000000 R09: 0000000000000000 R10: 00000000200017c0 R11: 0000000000000246 R12: 000000000055bfa8 R13: 00007ffee6e89eef R14: 00007f1692a6e300 R15: 0000000000022000 irq event stamp: 370 hardirqs last enabled at (369): [] console_unlock+0xb9e/0xe20 kernel/printk/printk.c:2464 hardirqs last disabled at (370): [] trace_hardirqs_off_thunk+0x1a/0x1c softirqs last enabled at (242): [] spin_unlock_bh include/linux/spinlock.h:374 [inline] softirqs last enabled at (242): [] wb_queue_work+0x1e3/0x3c0 fs/fs-writeback.c:204 softirqs last disabled at (238): [] spin_lock_bh include/linux/spinlock.h:334 [inline] softirqs last disabled at (238): [] wb_queue_work+0x84/0x3c0 fs/fs-writeback.c:196 ---[ end trace c8ba5d30ec5458ee ]--- 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: 0 PID: 7639 at fs/inode.c:286 drop_nlink.cold.19+0xc/0x3c fs/inode.c:286 Modules linked in: CPU: 0 PID: 7639 Comm: syz-executor.3 Tainted: G W 4.19.209-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 74 b8 bc fa 4c 89 e7 e8 fa d8 ad fa eb ea 48 c7 c7 c0 b8 53 87 e8 8c 02 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:ffff8881c750f9e0 EFLAGS: 00010282 RAX: 0000000000000024 RBX: ffff8881c7c789e0 RCX: 0000000000000000 RDX: 0000000000000000 RSI: ffffffff878b7be0 RDI: ffffffff8a3e4aa0 RBP: ffff8881c750f9f8 R08: ffffed103ecc5091 R09: ffffed103ecc5090 R10: ffffed103ecc5090 R11: ffff8881f6628487 R12: ffff8881c7c78a28 R13: ffff8881c7c78570 R14: 0000000000000000 R15: ffff8881c9bcf080 FS: 00007f2d4a1c3700(0000) GS:ffff8881f6600000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f4c2c595000 CR3: 00000001d9e63002 CR4: 00000000003606f0 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:00007f2d4a1c3188 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: 00007ffd648fdc5f R14: 00007f2d4a1c3300 R15: 0000000000022000 irq event stamp: 1168 hardirqs last enabled at (1167): [] __raw_spin_unlock_irq include/linux/spinlock_api_smp.h:168 [inline] hardirqs last enabled at (1167): [] _raw_spin_unlock_irq+0x27/0x90 kernel/locking/spinlock.c:192 hardirqs last disabled at (1168): [] trace_hardirqs_off_thunk+0x1a/0x1c softirqs last enabled at (1004): [] spin_unlock_bh include/linux/spinlock.h:374 [inline] softirqs last enabled at (1004): [] wb_queue_work+0x1e3/0x3c0 fs/fs-writeback.c:204 softirqs last disabled at (1000): [] spin_lock_bh include/linux/spinlock.h:334 [inline] softirqs last disabled at (1000): [] wb_queue_work+0x84/0x3c0 fs/fs-writeback.c:196 ---[ end trace c8ba5d30ec5458ef ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 7651 at fs/inode.c:286 drop_nlink.cold.19+0xc/0x3c fs/inode.c:286 Modules linked in: CPU: 0 PID: 7651 Comm: syz-executor.1 Tainted: G W 4.19.209-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 74 b8 bc fa 4c 89 e7 e8 fa d8 ad fa eb ea 48 c7 c7 c0 b8 53 87 e8 8c 02 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:ffff8881c770f9e0 EFLAGS: 00010282 RAX: 0000000000000024 RBX: ffff8881c7c7c670 RCX: 0000000000000000 RDX: 0000000000000000 RSI: ffffffff878b7be0 RDI: ffffffff8a3e4aa0 RBP: ffff8881c770f9f8 R08: ffffed103ecc5091 R09: ffffed103ecc5090 R10: ffffed103ecc5090 R11: ffff8881f6628487 R12: ffff8881c7c7c6b8 R13: ffff8881c7c7eb20 R14: 0000000000000000 R15: ffff8881c9bd7080 FS: 00007f1692a8f700(0000) GS:ffff8881f6600000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f9789645000 CR3: 00000001d4107002 CR4: 00000000003606f0 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:00007f1692a8f188 EFLAGS: 00000246 ORIG_RAX: 0000000000000108 RAX: ffffffffffffffda RBX: 000000000055bf00 RCX: 0000000000465809 RDX: 000000000000000b RSI: 0000000020000500 RDI: 0000000000000003 RBP: 00000000004af675 R08: 0000000000000000 R09: 0000000000000000 R10: 00000000200017c0 R11: 0000000000000246 R12: 000000000055bf00 R13: 00007ffee6e89eef R14: 00007f1692a8f300 R15: 0000000000022000 irq event stamp: 860 hardirqs last enabled at (859): [] __raw_spin_unlock_irq include/linux/spinlock_api_smp.h:168 [inline] hardirqs last enabled at (859): [] _raw_spin_unlock_irq+0x27/0x90 kernel/locking/spinlock.c:192 hardirqs last disabled at (860): [] trace_hardirqs_off_thunk+0x1a/0x1c softirqs last enabled at (642): [] __do_softirq+0x62d/0x919 kernel/softirq.c:318 softirqs last disabled at (591): [] invoke_softirq kernel/softirq.c:372 [inline] softirqs last disabled at (591): [] irq_exit+0x17f/0x1c0 kernel/softirq.c:412 ---[ end trace c8ba5d30ec5458f0 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 7655 at fs/inode.c:286 drop_nlink.cold.19+0xc/0x3c fs/inode.c:286 Modules linked in: CPU: 0 PID: 7655 Comm: syz-executor.2 Tainted: G W 4.19.209-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 74 b8 bc fa 4c 89 e7 e8 fa d8 ad fa eb ea 48 c7 c7 c0 b8 53 87 e8 8c 02 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:ffff8881c77d79e0 EFLAGS: 00010282 RAX: 0000000000000024 RBX: ffff8881c7c7c200 RCX: 0000000000000000 RDX: 0000000000000000 RSI: ffffffff878b7be0 RDI: ffffffff8a3e4aa0 RBP: ffff8881c77d79f8 R08: ffffed103ecc5091 R09: ffffed103ecc5090 R10: ffffed103ecc5090 R11: ffff8881f6628487 R12: ffff8881c7c7c248 R13: ffff8881cd16b5b0 R14: 0000000000000000 R15: ffff8881c9a04080 FS: 00007fa2b2f30700(0000) GS:ffff8881f6600000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f2d4a1a3000 CR3: 00000001f47ed006 CR4: 00000000003606f0 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:00007fa2b2f30188 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: 00007ffe8f4c9b8f R14: 00007fa2b2f30300 R15: 0000000000022000 irq event stamp: 1478 hardirqs last enabled at (1477): [] __free_pages_ok+0x616/0xd60 mm/page_alloc.c:1286 hardirqs last disabled at (1478): [] trace_hardirqs_off_thunk+0x1a/0x1c softirqs last enabled at (1452): [] __do_softirq+0x62d/0x919 kernel/softirq.c:318 softirqs last disabled at (871): [] invoke_softirq kernel/softirq.c:372 [inline] softirqs last disabled at (871): [] irq_exit+0x17f/0x1c0 kernel/softirq.c:412 ---[ end trace c8ba5d30ec5458f1 ]--- MINIX-fs: mounting unchecked file system, running fsck is recommended ------------[ cut here ]------------ WARNING: CPU: 1 PID: 7673 at fs/inode.c:286 drop_nlink.cold.19+0xc/0x3c fs/inode.c:286 Modules linked in: CPU: 1 PID: 7673 Comm: syz-executor.4 Tainted: G W 4.19.209-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 74 b8 bc fa 4c 89 e7 e8 fa d8 ad fa eb ea 48 c7 c7 c0 b8 53 87 e8 8c 02 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:ffff8881c72b79e0 EFLAGS: 00010282 RAX: 0000000000000024 RBX: ffff8881cd184a60 RCX: 0000000000000000 RDX: 0000000000000000 RSI: ffffffff878b7be0 RDI: ffffffff8a3e4aa0 RBP: ffff8881c72b79f8 R08: ffffed103ece5091 R09: ffffed103ece5090 R10: ffffed103ece5090 R11: ffff8881f6728487 R12: ffff8881cd184aa8 R13: ffff8881cd1845f0 R14: 0000000000000000 R15: ffff8881c9813080 FS: 00007ff005928700(0000) GS:ffff8881f6700000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f9789645000 CR3: 00000001d61b6001 CR4: 00000000003606e0 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:00007ff005928188 EFLAGS: 00000246 ORIG_RAX: 0000000000000108 RAX: ffffffffffffffda RBX: 000000000055bfa8 RCX: 0000000000465809 RDX: 0000000000000009 RSI: 0000000020000500 RDI: 0000000000000005 RBP: 00000000004af675 R08: 0000000000000000 R09: 0000000000000000 R10: 00000000200017c0 R11: 0000000000000246 R12: 000000000055bfa8 R13: 00007ffd9876bcbf R14: 00007ff005928300 R15: 0000000000022000 irq event stamp: 712 hardirqs last enabled at (711): [] __raw_spin_unlock_irq include/linux/spinlock_api_smp.h:168 [inline] hardirqs last enabled at (711): [] _raw_spin_unlock_irq+0x27/0x90 kernel/locking/spinlock.c:192 hardirqs last disabled at (712): [] trace_hardirqs_off_thunk+0x1a/0x1c softirqs last enabled at (688): [] __do_softirq+0x62d/0x919 kernel/softirq.c:318 softirqs last disabled at (657): [] invoke_softirq kernel/softirq.c:372 [inline] softirqs last disabled at (657): [] irq_exit+0x17f/0x1c0 kernel/softirq.c:412 ---[ end trace c8ba5d30ec5458f2 ]--- 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: 7727 at fs/inode.c:286 drop_nlink.cold.19+0xc/0x3c fs/inode.c:286 Modules linked in: CPU: 0 PID: 7727 Comm: syz-executor.2 Tainted: G W 4.19.209-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 74 b8 bc fa 4c 89 e7 e8 fa d8 ad fa eb ea 48 c7 c7 c0 b8 53 87 e8 8c 02 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:ffff8881c6c079e0 EFLAGS: 00010282 RAX: 0000000000000024 RBX: ffff8881cd2d4670 RCX: 0000000000000000 RDX: 0000000000000000 RSI: ffffffff878b7be0 RDI: ffffffff8a3e4aa0 RBP: ffff8881c6c079f8 R08: ffffed103ecc5091 R09: ffffed103ecc5090 R10: ffffed103ecc5090 R11: ffff8881f6628487 R12: ffff8881cd2d46b8 R13: ffff8881cd2d4200 R14: 0000000000000000 R15: ffff8881c9bdc080 FS: 00007fa2b2f0f700(0000) GS:ffff8881f6600000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fa2b2f10000 CR3: 00000001d4e37006 CR4: 00000000003606f0 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:00007fa2b2f0f188 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: 00007ffe8f4c9b8f R14: 00007fa2b2f0f300 R15: 0000000000022000 irq event stamp: 484 hardirqs last enabled at (483): [] __raw_spin_unlock_irq include/linux/spinlock_api_smp.h:168 [inline] hardirqs last enabled at (483): [] _raw_spin_unlock_irq+0x27/0x90 kernel/locking/spinlock.c:192 hardirqs last disabled at (484): [] trace_hardirqs_off_thunk+0x1a/0x1c softirqs last enabled at (310): [] spin_unlock_bh include/linux/spinlock.h:374 [inline] softirqs last enabled at (310): [] wb_queue_work+0x1e3/0x3c0 fs/fs-writeback.c:204 softirqs last disabled at (306): [] spin_lock_bh include/linux/spinlock.h:334 [inline] softirqs last disabled at (306): [] wb_queue_work+0x84/0x3c0 fs/fs-writeback.c:196 ---[ end trace c8ba5d30ec5458f3 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 7728 at fs/inode.c:286 drop_nlink.cold.19+0xc/0x3c fs/inode.c:286 Modules linked in: CPU: 1 PID: 7728 Comm: syz-executor.5 Tainted: G W 4.19.209-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 74 b8 bc fa 4c 89 e7 e8 fa d8 ad fa eb ea 48 c7 c7 c0 b8 53 87 e8 8c 02 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:ffff8881d2daf9e0 EFLAGS: 00010282 RAX: 0000000000000024 RBX: ffff8881cd2ce920 RCX: 0000000000000000 RDX: 0000000000000000 RSI: ffffffff878b7be0 RDI: ffffffff8a3e4aa0 RBP: ffff8881d2daf9f8 R08: ffffed103ece5091 R09: ffffed103ece5090 R10: ffffed103ece5090 R11: ffff8881f6728487 R12: ffff8881cd2ce968 R13: ffff8881cd1fa6f0 R14: 0000000000000000 R15: ffff8881c9a7f080 FS: 00007f9789602700(0000) GS:ffff8881f6700000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f0cd26f4008 CR3: 00000001d58ea001 CR4: 00000000003606e0 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:00007f9789602188 EFLAGS: 00000246 ORIG_RAX: 0000000000000108 RAX: ffffffffffffffda RBX: 000000000055c050 RCX: 0000000000465809 RDX: 000000000000000a RSI: 0000000020000500 RDI: 000000000000000a RBP: 00000000004af675 R08: 0000000000000000 R09: 0000000000000000 R10: 00000000200017c0 R11: 0000000000000246 R12: 000000000055c050 R13: 00007ffd9e4deb4f R14: 00007f9789602300 R15: 0000000000022000 irq event stamp: 374 hardirqs last enabled at (373): [] __raw_spin_unlock_irq include/linux/spinlock_api_smp.h:168 [inline] hardirqs last enabled at (373): [] _raw_spin_unlock_irq+0x27/0x90 kernel/locking/spinlock.c:192 hardirqs last disabled at (374): [] trace_hardirqs_off_thunk+0x1a/0x1c softirqs last enabled at (226): [] __do_softirq+0x62d/0x919 kernel/softirq.c:318 softirqs last disabled at (205): [] do_softirq_own_stack+0x2a/0x40 arch/x86/entry/entry_64.S:1092 ---[ end trace c8ba5d30ec5458f4 ]--- 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 ]------------ WARNING: CPU: 0 PID: 7740 at fs/inode.c:286 drop_nlink.cold.19+0xc/0x3c fs/inode.c:286 Modules linked in: CPU: 0 PID: 7740 Comm: syz-executor.0 Tainted: G W 4.19.209-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 74 b8 bc fa 4c 89 e7 e8 fa d8 ad fa eb ea 48 c7 c7 c0 b8 53 87 e8 8c 02 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:ffff8881c72df9e0 EFLAGS: 00010282 RAX: 0000000000000024 RBX: ffff8881c7cba180 RCX: 0000000000000000 RDX: 0000000000000000 RSI: ffffffff878b7be0 RDI: ffffffff8a3e4aa0 RBP: ffff8881c72df9f8 R08: ffffed103ecc5091 R09: ffffed103ecc5090 R10: ffffed103ecc5090 R11: ffff8881f6628487 R12: ffff8881c7cba1c8 R13: ffff8881c7cdeaa0 R14: 0000000000000000 R15: ffff8881c996c080 FS: 00007f32948d8700(0000) GS:ffff8881f6600000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f32948d9000 CR3: 00000001dca11006 CR4: 00000000003606f0 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:00007f32948d8188 EFLAGS: 00000246 ORIG_RAX: 0000000000000108 RAX: ffffffffffffffda RBX: 000000000055bfa8 RCX: 0000000000465809 RDX: 0000000000000009 RSI: 0000000020000500 RDI: 0000000000000005 RBP: 00000000004af675 R08: 0000000000000000 R09: 0000000000000000 R10: 00000000200017c0 R11: 0000000000000246 R12: 000000000055bfa8 R13: 00007ffe9023da3f R14: 00007f32948d8300 R15: 0000000000022000 irq event stamp: 856 hardirqs last enabled at (855): [] __raw_spin_unlock_irq include/linux/spinlock_api_smp.h:168 [inline] hardirqs last enabled at (855): [] _raw_spin_unlock_irq+0x27/0x90 kernel/locking/spinlock.c:192 hardirqs last disabled at (856): [] trace_hardirqs_off_thunk+0x1a/0x1c softirqs last enabled at (708): [] spin_unlock_bh include/linux/spinlock.h:374 [inline] softirqs last enabled at (708): [] wb_queue_work+0x1e3/0x3c0 fs/fs-writeback.c:204 softirqs last disabled at (704): [] spin_lock_bh include/linux/spinlock.h:334 [inline] softirqs last disabled at (704): [] wb_queue_work+0x84/0x3c0 fs/fs-writeback.c:196 ---[ end trace c8ba5d30ec5458f5 ]--- 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 ]------------ WARNING: CPU: 0 PID: 7797 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: 7797 Comm: syz-executor.5 Tainted: G W 4.19.209-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 74 b8 bc fa 4c 89 e7 e8 fa d8 ad fa eb ea 48 c7 c7 c0 b8 53 87 e8 8c 02 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:ffff8881e21cf9e0 EFLAGS: 00010282 RAX: 0000000000000024 RBX: ffff8881c7cf0aa0 RCX: 0000000000000000 RDX: 0000000000000000 RSI: ffffffff878b7be0 RDI: ffffffff8a3e4aa0 RBP: ffff8881e21cf9f8 R08: ffffed103ecc5091 R09: ffffed103ecc5090 R10: ffffed103ecc5090 R11: ffff8881f6628487 R12: ffff8881c7cf0ae8 R13: ffff8881c7cf0630 R14: 0000000000000000 R15: ffff8881c9be7080 FS: 00007f9789644700(0000) GS:ffff8881f6600000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f2d4a182000 CR3: 00000001e7fe7005 CR4: 00000000003606f0 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 MINIX-fs: mounting unchecked file system, running fsck is recommended 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:00007f9789644188 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: 00007ffd9e4deb4f R14: 00007f9789644300 R15: 0000000000022000 irq event stamp: 1158 hardirqs last enabled at (1157): [] __raw_spin_unlock_irq include/linux/spinlock_api_smp.h:168 [inline] hardirqs last enabled at (1157): [] _raw_spin_unlock_irq+0x27/0x90 kernel/locking/spinlock.c:192 hardirqs last disabled at (1158): [] trace_hardirqs_off_thunk+0x1a/0x1c softirqs last enabled at (1152): [] __do_softirq+0x62d/0x919 kernel/softirq.c:318 softirqs last disabled at (1133): [] invoke_softirq kernel/softirq.c:372 [inline] softirqs last disabled at (1133): [] irq_exit+0x17f/0x1c0 kernel/softirq.c:412 ---[ end trace c8ba5d30ec5458f6 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 7818 at fs/inode.c:286 drop_nlink.cold.19+0xc/0x3c fs/inode.c:286 Modules linked in: CPU: 1 PID: 7818 Comm: syz-executor.1 Tainted: G W 4.19.209-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 74 b8 bc fa 4c 89 e7 e8 fa d8 ad fa eb ea 48 c7 c7 c0 b8 53 87 e8 8c 02 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:ffff8881d72f79e0 EFLAGS: 00010282 RAX: 0000000000000024 RBX: ffff8881c9c295b0 RCX: 0000000000000000 RDX: 0000000000000000 RSI: ffffffff878b7be0 RDI: ffffffff8a3e4aa0 RBP: ffff8881d72f79f8 R08: ffffed103ece5091 R09: ffffed103ece5090 R10: ffffed103ece5090 R11: ffff8881f6728487 R12: ffff8881c9c295f8 R13: ffff8881c9c29140 R14: 0000000000000000 R15: ffff8881c99da080 FS: 00007f1692a6e700(0000) GS:ffff8881f6700000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f0cd2734040 CR3: 00000001e8940001 CR4: 00000000003606e0 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 ------------[ cut here ]------------ WARNING: CPU: 0 PID: 7826 at fs/inode.c:286 drop_nlink.cold.19+0xc/0x3c fs/inode.c:286 Modules linked in: CPU: 0 PID: 7826 Comm: syz-executor.2 Tainted: G W 4.19.209-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 __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 RIP: 0010:drop_nlink.cold.19+0xc/0x3c fs/inode.c:286 do_syscall_64+0xd0/0x4e0 arch/x86/entry/common.c:293 Code: e0 2a 80 3c 02 00 75 0c 48 8b 83 d0 00 00 00 e9 74 b8 bc fa 4c 89 e7 e8 fa d8 ad fa eb ea 48 c7 c7 c0 b8 53 87 e8 8c 02 ff ff <0f> 0b b8 ff ff 37 00 4c 89 e2 48 c1 ea 03 48 c1 e0 2a 0f b6 04 02 entry_SYSCALL_64_after_hwframe+0x49/0xbe RSP: 0018:ffff8881c602f9e0 EFLAGS: 00010282 RIP: 0033:0x465809 RAX: 0000000000000024 RBX: ffff8881cd1d7280 RCX: 0000000000000000 RDX: 0000000000000000 RSI: ffffffff878b7be0 RDI: ffffffff8a3e4aa0 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 RBP: ffff8881c602f9f8 R08: ffffed103ecc5091 R09: ffffed103ecc5090 R10: ffffed103ecc5090 R11: ffff8881f6628487 R12: ffff8881cd1d72c8 RSP: 002b:00007f1692a6e188 EFLAGS: 00000246 ORIG_RAX: 0000000000000108 R13: ffff8881c7cf6920 R14: 0000000000000000 R15: ffff8881c9948080 RAX: ffffffffffffffda RBX: 000000000055bfa8 RCX: 0000000000465809 FS: 00007fa2b2f30700(0000) GS:ffff8881f6600000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f0cd2737010 CR3: 00000001f32c2006 CR4: 00000000003606f0 RDX: 0000000000000007 RSI: 0000000020000500 RDI: 0000000000000009 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 RBP: 00000000004af675 R08: 0000000000000000 R09: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: R10: 00000000200017c0 R11: 0000000000000246 R12: 000000000055bfa8 R13: 00007ffee6e89eef R14: 00007f1692a6e300 R15: 0000000000022000 inode_dec_link_count include/linux/fs.h:2107 [inline] minix_rename+0x330/0x720 fs/minix/namei.c:226 irq event stamp: 2228 hardirqs last enabled at (2227): [] __raw_spin_unlock_irq include/linux/spinlock_api_smp.h:168 [inline] hardirqs last enabled at (2227): [] _raw_spin_unlock_irq+0x27/0x90 kernel/locking/spinlock.c:192 hardirqs last disabled at (2228): [] trace_hardirqs_off_thunk+0x1a/0x1c softirqs last enabled at (248): [] spin_unlock_bh include/linux/spinlock.h:374 [inline] softirqs last enabled at (248): [] wb_queue_work+0x1e3/0x3c0 fs/fs-writeback.c:204 softirqs last disabled at (244): [] spin_lock_bh include/linux/spinlock.h:334 [inline] softirqs last disabled at (244): [] wb_queue_work+0x84/0x3c0 fs/fs-writeback.c:196 ---[ end trace c8ba5d30ec5458f7 ]--- 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:00007fa2b2f30188 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: 00007ffe8f4c9b8f R14: 00007fa2b2f30300 R15: 0000000000022000 irq event stamp: 1266 hardirqs last enabled at (1265): [] __raw_spin_unlock_irq include/linux/spinlock_api_smp.h:168 [inline] hardirqs last enabled at (1265): [] _raw_spin_unlock_irq+0x27/0x90 kernel/locking/spinlock.c:192 hardirqs last disabled at (1266): [] trace_hardirqs_off_thunk+0x1a/0x1c softirqs last enabled at (1262): [] __do_softirq+0x62d/0x919 kernel/softirq.c:318 softirqs last disabled at (1237): [] invoke_softirq kernel/softirq.c:372 [inline] softirqs last disabled at (1237): [] irq_exit+0x17f/0x1c0 kernel/softirq.c:412 ---------------- Code disassembly (best guess), 1 bytes skipped: 0: ff c3 inc %ebx 2: 66 2e 0f 1f 84 00 00 nopw %cs:0x0(%rax,%rax,1) 9: 00 00 00 c: 0f 1f 40 00 nopl 0x0(%rax) 10: 48 89 f8 mov %rdi,%rax 13: 48 89 f7 mov %rsi,%rdi 16: 48 89 d6 mov %rdx,%rsi 19: 48 89 ca mov %rcx,%rdx 1c: 4d 89 c2 mov %r8,%r10 1f: 4d 89 c8 mov %r9,%r8 22: 4c 8b 4c 24 08 mov 0x8(%rsp),%r9 27: 0f 05 syscall * 29: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 2f: 73 01 jae 0x32 31: c3 retq 32: 48 c7 c1 bc ff ff ff mov $0xffffffffffffffbc,%rcx 39: f7 d8 neg %eax 3b: 64 89 01 mov %eax,%fs:(%rcx) 3e: 48 rex.W