syzbot


INFO: trying to register non-static key in handle_userfault (3)

Status: auto-closed as invalid on 2022/05/19 14:03
Reported-by: syzbot+ec67494652f38c8e85f1@syzkaller.appspotmail.com
First crash: 158d, last: 158d
similar bugs (2):
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
linux-4.14 INFO: trying to register non-static key in handle_userfault (2) 1 741d 741d 0/1 auto-closed as invalid on 2020/10/13 18:28
linux-4.14 INFO: trying to register non-static key in handle_userfault 1 1109d 1109d 0/1 auto-closed as invalid on 2019/10/25 08:36

Sample crash report:
vhci_hcd vhci_hcd.0: Device attached
FAULT_FLAG_ALLOW_RETRY missing 81
CPU: 0 PID: 26350 Comm: syz-executor.3 Not tainted 4.14.262-syzkaller #0
INFO: trying to register non-static key.
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
the code is fine but needs lockdep annotation.
Call Trace:
turning off the locking correctness validator.
 __dump_stack lib/dump_stack.c:17 [inline]
 dump_stack+0x1b2/0x281 lib/dump_stack.c:58
 handle_userfault.cold+0x3b/0x4a fs/userfaultfd.c:429
 __do_huge_pmd_anonymous_page mm/huge_memory.c:600 [inline]
 do_huge_pmd_anonymous_page+0xe7e/0x1700 mm/huge_memory.c:731
 create_huge_pmd mm/memory.c:3984 [inline]
 __handle_mm_fault+0x2ac4/0x4620 mm/memory.c:4187
 handle_mm_fault+0x455/0x9c0 mm/memory.c:4253
 faultin_page mm/gup.c:523 [inline]
 __get_user_pages+0x4e9/0x1270 mm/gup.c:729
 __get_user_pages_locked mm/gup.c:900 [inline]
 get_user_pages_remote+0x1c5/0x3c0 mm/gup.c:1105
 __access_remote_vm+0x231/0x4d0 mm/memory.c:4550
 proc_pid_cmdline_read+0x697/0x8d0 fs/proc/base.c:284
 __vfs_read+0xe4/0x620 fs/read_write.c:411
 vfs_read+0x139/0x340 fs/read_write.c:447
 SYSC_read fs/read_write.c:574 [inline]
 SyS_read+0xf2/0x210 fs/read_write.c:567
 do_syscall_64+0x1d5/0x640 arch/x86/entry/common.c:292
 entry_SYSCALL_64_after_hwframe+0x46/0xbb
RIP: 0033:0x7fe830903fe9
RSP: 002b:00007fe82f279168 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 00007fe830a16f60 RCX: 00007fe830903fe9
RDX: 00000000fffffed3 RSI: 0000000020000280 RDI: 0000000000000004
RBP: 00007fe83095e08d R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007fff973b09ef R14: 00007fe82f279300 R15: 0000000000022000
CPU: 1 PID: 26348 Comm: syz-executor.5 Not tainted 4.14.262-syzkaller #0
vhci_hcd vhci_hcd.0: pdev(2) rhport(6) sockfd(29)
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
vhci_hcd vhci_hcd.0: devid(0) speed(3) speed_str(high-speed)
Call Trace:
vhci_hcd vhci_hcd.0: Device attached
 __dump_stack lib/dump_stack.c:17 [inline]
 dump_stack+0x1b2/0x281 lib/dump_stack.c:58
 register_lock_class+0x389/0x1180 kernel/locking/lockdep.c:768
vhci_hcd vhci_hcd.0: pdev(2) rhport(7) sockfd(31)
vhci_hcd vhci_hcd.0: devid(0) speed(3) speed_str(high-speed)
vhci_hcd vhci_hcd.0: Device attached
 __lock_acquire+0x167/0x3f20 kernel/locking/lockdep.c:3378
vhci_hcd vhci_hcd.0: port 0 already used
 lock_acquire+0x170/0x3f0 kernel/locking/lockdep.c:3998
 flush_work+0xad/0x770 kernel/workqueue.c:2890
 __cancel_work_timer+0x321/0x460 kernel/workqueue.c:2965
 smc_close_active+0x7e2/0xbb0 net/smc/smc_close.c:207
 smc_release+0x3e1/0x5d0 net/smc/af_smc.c:131
 __sock_release+0xcd/0x2b0 net/socket.c:602
 sock_close+0x15/0x20 net/socket.c:1139
 __fput+0x25f/0x7a0 fs/file_table.c:210
 task_work_run+0x11f/0x190 kernel/task_work.c:113
 tracehook_notify_resume include/linux/tracehook.h:191 [inline]
 exit_to_usermode_loop+0x1ad/0x200 arch/x86/entry/common.c:164
 prepare_exit_to_usermode arch/x86/entry/common.c:199 [inline]
 syscall_return_slowpath arch/x86/entry/common.c:270 [inline]
 do_syscall_64+0x4a3/0x640 arch/x86/entry/common.c:297
 entry_SYSCALL_64_after_hwframe+0x46/0xbb
RIP: 0033:0x7f5b177dcfe9
RSP: 002b:00007f5b16152168 EFLAGS: 00000246 ORIG_RAX: 0000000000000003
RAX: 0000000000000000 RBX: 00007f5b178eff60 RCX: 00007f5b177dcfe9
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000006
RBP: 00007f5b1783708d R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007ffe7349251f R14: 00007f5b16152300 R15: 0000000000022000
vhci_hcd: connection reset by peer
vhci_hcd: connection closed
vhci_hcd: connection closed
vhci_hcd: connection closed
vhci_hcd: stop threads
vhci_hcd: connection closed
vhci_hcd: release socket
vhci_hcd: connection closed
vhci_hcd: disconnect device
vhci_hcd: stop threads
vhci_hcd: release socket
vhci_hcd: disconnect device
vhci_hcd: stop threads
vhci_hcd: release socket
vhci_hcd: disconnect device
vhci_hcd: stop threads
vhci_hcd: release socket
vhci_hcd: disconnect device
vhci_hcd: stop threads
vhci_hcd: release socket
vhci_hcd: disconnect device
vhci_hcd: stop threads
vhci_hcd: release socket
vhci_hcd: disconnect device
vhci_hcd: connection closed
vhci_hcd: connection closed
vhci_hcd: stop threads
vhci_hcd: release socket
FAULT_FLAG_ALLOW_RETRY missing 81
vhci_hcd: disconnect device
vhci_hcd: stop threads
vhci_hcd vhci_hcd.0: pdev(2) rhport(0) sockfd(3)
vhci_hcd vhci_hcd.0: devid(0) speed(3) speed_str(high-speed)
vhci_hcd: release socket
vhci_hcd: disconnect device
vhci_hcd vhci_hcd.0: Device attached
CPU: 1 PID: 26386 Comm: syz-executor.3 Not tainted 4.14.262-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
vhci_hcd: connection closed
Call Trace:
vhci_hcd: stop threads
 __dump_stack lib/dump_stack.c:17 [inline]
 dump_stack+0x1b2/0x281 lib/dump_stack.c:58
 handle_userfault.cold+0x3b/0x4a fs/userfaultfd.c:429
vhci_hcd: release socket
vhci_hcd: disconnect device
 __do_huge_pmd_anonymous_page mm/huge_memory.c:600 [inline]
 do_huge_pmd_anonymous_page+0xe7e/0x1700 mm/huge_memory.c:731
 create_huge_pmd mm/memory.c:3984 [inline]
 __handle_mm_fault+0x2ac4/0x4620 mm/memory.c:4187
 handle_mm_fault+0x455/0x9c0 mm/memory.c:4253
 faultin_page mm/gup.c:523 [inline]
 __get_user_pages+0x4e9/0x1270 mm/gup.c:729
 __get_user_pages_locked mm/gup.c:900 [inline]
 get_user_pages_remote+0x1c5/0x3c0 mm/gup.c:1105
 __access_remote_vm+0x231/0x4d0 mm/memory.c:4550
 proc_pid_cmdline_read+0x697/0x8d0 fs/proc/base.c:284
 __vfs_read+0xe4/0x620 fs/read_write.c:411
 vfs_read+0x139/0x340 fs/read_write.c:447
 SYSC_read fs/read_write.c:574 [inline]
 SyS_read+0xf2/0x210 fs/read_write.c:567
 do_syscall_64+0x1d5/0x640 arch/x86/entry/common.c:292
 entry_SYSCALL_64_after_hwframe+0x46/0xbb
RIP: 0033:0x7fe830903fe9
RSP: 002b:00007fe82f279168 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 00007fe830a16f60 RCX: 00007fe830903fe9
RDX: 00000000fffffed3 RSI: 0000000020000280 RDI: 0000000000000004
RBP: 00007fe83095e08d R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007fff973b09ef R14: 00007fe82f279300 R15: 0000000000022000
sd 0:0:1:0: PR command failed: 134217730
sd 0:0:1:0: Sense Key : Illegal Request [current] 
sd 0:0:1:0: Add. Sense: Invalid command operation code
FAULT_FLAG_ALLOW_RETRY missing 81
sd 0:0:1:0: PR command failed: 134217730
sd 0:0:1:0: Sense Key : Illegal Request [current] 
CPU: 1 PID: 26471 Comm: syz-executor.3 Not tainted 4.14.262-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
sd 0:0:1:0: Add. Sense: Invalid command operation code
Call Trace:
 __dump_stack lib/dump_stack.c:17 [inline]
 dump_stack+0x1b2/0x281 lib/dump_stack.c:58
 handle_userfault.cold+0x3b/0x4a fs/userfaultfd.c:429
 __do_huge_pmd_anonymous_page mm/huge_memory.c:600 [inline]
 do_huge_pmd_anonymous_page+0xe7e/0x1700 mm/huge_memory.c:731
 create_huge_pmd mm/memory.c:3984 [inline]
 __handle_mm_fault+0x2ac4/0x4620 mm/memory.c:4187
 handle_mm_fault+0x455/0x9c0 mm/memory.c:4253
 faultin_page mm/gup.c:523 [inline]
 __get_user_pages+0x4e9/0x1270 mm/gup.c:729
 __get_user_pages_locked mm/gup.c:900 [inline]
 get_user_pages_remote+0x1c5/0x3c0 mm/gup.c:1105
 __access_remote_vm+0x231/0x4d0 mm/memory.c:4550
 proc_pid_cmdline_read+0x697/0x8d0 fs/proc/base.c:284
 __vfs_read+0xe4/0x620 fs/read_write.c:411
 vfs_read+0x139/0x340 fs/read_write.c:447
 SYSC_read fs/read_write.c:574 [inline]
 SyS_read+0xf2/0x210 fs/read_write.c:567
 do_syscall_64+0x1d5/0x640 arch/x86/entry/common.c:292
 entry_SYSCALL_64_after_hwframe+0x46/0xbb
RIP: 0033:0x7fe830903fe9
RSP: 002b:00007fe82f279168 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 00007fe830a16f60 RCX: 00007fe830903fe9
RDX: 00000000fffffed3 RSI: 0000000020000280 RDI: 0000000000000005
RBP: 00007fe83095e08d R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007fff973b09ef R14: 00007fe82f279300 R15: 0000000000022000
FAULT_FLAG_ALLOW_RETRY missing 81
CPU: 1 PID: 26499 Comm: syz-executor.3 Not tainted 4.14.262-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
 __dump_stack lib/dump_stack.c:17 [inline]
 dump_stack+0x1b2/0x281 lib/dump_stack.c:58
 handle_userfault.cold+0x3b/0x4a fs/userfaultfd.c:429
 __do_huge_pmd_anonymous_page mm/huge_memory.c:600 [inline]
 do_huge_pmd_anonymous_page+0xe7e/0x1700 mm/huge_memory.c:731
 create_huge_pmd mm/memory.c:3984 [inline]
 __handle_mm_fault+0x2ac4/0x4620 mm/memory.c:4187
 handle_mm_fault+0x455/0x9c0 mm/memory.c:4253
 faultin_page mm/gup.c:523 [inline]
 __get_user_pages+0x4e9/0x1270 mm/gup.c:729
 __get_user_pages_locked mm/gup.c:900 [inline]
 get_user_pages_remote+0x1c5/0x3c0 mm/gup.c:1105
 __access_remote_vm+0x231/0x4d0 mm/memory.c:4550
 proc_pid_cmdline_read+0x697/0x8d0 fs/proc/base.c:284
 __vfs_read+0xe4/0x620 fs/read_write.c:411
 vfs_read+0x139/0x340 fs/read_write.c:447
 SYSC_read fs/read_write.c:574 [inline]
 SyS_read+0xf2/0x210 fs/read_write.c:567
 do_syscall_64+0x1d5/0x640 arch/x86/entry/common.c:292
 entry_SYSCALL_64_after_hwframe+0x46/0xbb
RIP: 0033:0x7fe830903fe9
RSP: 002b:00007fe82f279168 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 00007fe830a16f60 RCX: 00007fe830903fe9
RDX: 00000000fffffed3 RSI: 0000000020000280 RDI: 0000000000000005
RBP: 00007fe83095e08d R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007fff973b09ef R14: 00007fe82f279300 R15: 0000000000022000
sd 0:0:1:0: PR command failed: 134217730
sd 0:0:1:0: Sense Key : Illegal Request [current] 
sd 0:0:1:0: Add. Sense: Invalid command operation code
FAULT_FLAG_ALLOW_RETRY missing 81
CPU: 0 PID: 26535 Comm: syz-executor.3 Not tainted 4.14.262-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
 __dump_stack lib/dump_stack.c:17 [inline]
 dump_stack+0x1b2/0x281 lib/dump_stack.c:58
 handle_userfault.cold+0x3b/0x4a fs/userfaultfd.c:429
 __do_huge_pmd_anonymous_page mm/huge_memory.c:600 [inline]
 do_huge_pmd_anonymous_page+0xe7e/0x1700 mm/huge_memory.c:731
 create_huge_pmd mm/memory.c:3984 [inline]
 __handle_mm_fault+0x2ac4/0x4620 mm/memory.c:4187
 handle_mm_fault+0x455/0x9c0 mm/memory.c:4253
 faultin_page mm/gup.c:523 [inline]
 __get_user_pages+0x4e9/0x1270 mm/gup.c:729
 __get_user_pages_locked mm/gup.c:900 [inline]
 get_user_pages_remote+0x1c5/0x3c0 mm/gup.c:1105
 __access_remote_vm+0x231/0x4d0 mm/memory.c:4550
 proc_pid_cmdline_read+0x697/0x8d0 fs/proc/base.c:284
 __vfs_read+0xe4/0x620 fs/read_write.c:411
 vfs_read+0x139/0x340 fs/read_write.c:447
 SYSC_read fs/read_write.c:574 [inline]
 SyS_read+0xf2/0x210 fs/read_write.c:567
 do_syscall_64+0x1d5/0x640 arch/x86/entry/common.c:292
 entry_SYSCALL_64_after_hwframe+0x46/0xbb
RIP: 0033:0x7fe830903fe9
RSP: 002b:00007fe82f279168 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 00007fe830a16f60 RCX: 00007fe830903fe9
RDX: 00000000fffffed3 RSI: 0000000020000280 RDI: 0000000000000005
RBP: 00007fe83095e08d R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007fff973b09ef R14: 00007fe82f279300 R15: 0000000000022000
FAULT_FLAG_ALLOW_RETRY missing 81
sd 0:0:1:0: PR command failed: 134217730
sd 0:0:1:0: Sense Key : Illegal Request [current] 
CPU: 0 PID: 26537 Comm: syz-executor.5 Not tainted 4.14.262-syzkaller #0
sd 0:0:1:0: Add. Sense: Invalid command operation code
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
 __dump_stack lib/dump_stack.c:17 [inline]
 dump_stack+0x1b2/0x281 lib/dump_stack.c:58
 handle_userfault.cold+0x3b/0x4a fs/userfaultfd.c:429
 __do_huge_pmd_anonymous_page mm/huge_memory.c:600 [inline]
 do_huge_pmd_anonymous_page+0xe7e/0x1700 mm/huge_memory.c:731
 create_huge_pmd mm/memory.c:3984 [inline]
 __handle_mm_fault+0x2ac4/0x4620 mm/memory.c:4187
 handle_mm_fault+0x455/0x9c0 mm/memory.c:4253
 faultin_page mm/gup.c:523 [inline]
 __get_user_pages+0x4e9/0x1270 mm/gup.c:729
 __get_user_pages_locked mm/gup.c:900 [inline]
 get_user_pages_remote+0x1c5/0x3c0 mm/gup.c:1105
 __access_remote_vm+0x231/0x4d0 mm/memory.c:4550
 proc_pid_cmdline_read+0x697/0x8d0 fs/proc/base.c:284
 __vfs_read+0xe4/0x620 fs/read_write.c:411
 vfs_read+0x139/0x340 fs/read_write.c:447
 SYSC_read fs/read_write.c:574 [inline]
 SyS_read+0xf2/0x210 fs/read_write.c:567
 do_syscall_64+0x1d5/0x640 arch/x86/entry/common.c:292
 entry_SYSCALL_64_after_hwframe+0x46/0xbb
RIP: 0033:0x7f5b177dcfe9
RSP: 002b:00007f5b16152168 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 00007f5b178eff60 RCX: 00007f5b177dcfe9
RDX: 00000000fffffed3 RSI: 0000000020000280 RDI: 0000000000000005
RBP: 00007f5b1783708d R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007ffe7349251f R14: 00007f5b16152300 R15: 0000000000022000
FAULT_FLAG_ALLOW_RETRY missing 81
CPU: 0 PID: 26577 Comm: syz-executor.3 Not tainted 4.14.262-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
 __dump_stack lib/dump_stack.c:17 [inline]
 dump_stack+0x1b2/0x281 lib/dump_stack.c:58
 handle_userfault.cold+0x3b/0x4a fs/userfaultfd.c:429
 __do_huge_pmd_anonymous_page mm/huge_memory.c:600 [inline]
 do_huge_pmd_anonymous_page+0xe7e/0x1700 mm/huge_memory.c:731
 create_huge_pmd mm/memory.c:3984 [inline]
 __handle_mm_fault+0x2ac4/0x4620 mm/memory.c:4187
 handle_mm_fault+0x455/0x9c0 mm/memory.c:4253
 faultin_page mm/gup.c:523 [inline]
 __get_user_pages+0x4e9/0x1270 mm/gup.c:729
 __get_user_pages_locked mm/gup.c:900 [inline]
 get_user_pages_remote+0x1c5/0x3c0 mm/gup.c:1105
 __access_remote_vm+0x231/0x4d0 mm/memory.c:4550
 proc_pid_cmdline_read+0x697/0x8d0 fs/proc/base.c:284
 __vfs_read+0xe4/0x620 fs/read_write.c:411
 vfs_read+0x139/0x340 fs/read_write.c:447
 SYSC_read fs/read_write.c:574 [inline]
 SyS_read+0xf2/0x210 fs/read_write.c:567
 do_syscall_64+0x1d5/0x640 arch/x86/entry/common.c:292
 entry_SYSCALL_64_after_hwframe+0x46/0xbb
RIP: 0033:0x7fe830903fe9
RSP: 002b:00007fe82f279168 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 00007fe830a16f60 RCX: 00007fe830903fe9
RDX: 00000000fffffed3 RSI: 0000000020000280 RDI: 0000000000000004
RBP: 00007fe83095e08d R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007fff973b09ef R14: 00007fe82f279300 R15: 0000000000022000
FAULT_FLAG_ALLOW_RETRY missing 81
CPU: 0 PID: 26622 Comm: syz-executor.3 Not tainted 4.14.262-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
 __dump_stack lib/dump_stack.c:17 [inline]
 dump_stack+0x1b2/0x281 lib/dump_stack.c:58
 handle_userfault.cold+0x3b/0x4a fs/userfaultfd.c:429
 __do_huge_pmd_anonymous_page mm/huge_memory.c:600 [inline]
 do_huge_pmd_anonymous_page+0xe7e/0x1700 mm/huge_memory.c:731
 create_huge_pmd mm/memory.c:3984 [inline]
 __handle_mm_fault+0x2ac4/0x4620 mm/memory.c:4187
f2fs_msg: 14 callbacks suppressed
F2FS-fs (loop5): Magic Mismatch, valid(0xf2f52010) - read(0x0)
 handle_mm_fault+0x455/0x9c0 mm/memory.c:4253
 faultin_page mm/gup.c:523 [inline]
 __get_user_pages+0x4e9/0x1270 mm/gup.c:729
 __get_user_pages_locked mm/gup.c:900 [inline]
 get_user_pages_remote+0x1c5/0x3c0 mm/gup.c:1105
F2FS-fs (loop5): Can't find valid F2FS filesystem in 2th superblock
 __access_remote_vm+0x231/0x4d0 mm/memory.c:4550
 proc_pid_cmdline_read+0x697/0x8d0 fs/proc/base.c:284
F2FS-fs (loop5): invalid crc value
 __vfs_read+0xe4/0x620 fs/read_write.c:411
 vfs_read+0x139/0x340 fs/read_write.c:447
 SYSC_read fs/read_write.c:574 [inline]
 SyS_read+0xf2/0x210 fs/read_write.c:567
 do_syscall_64+0x1d5/0x640 arch/x86/entry/common.c:292
 entry_SYSCALL_64_after_hwframe+0x46/0xbb
RIP: 0033:0x7fe830903fe9
RSP: 002b:00007fe82f279168 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 00007fe830a16f60 RCX: 00007fe830903fe9
RDX: 00000000fffffed3 RSI: 0000000020000280 RDI: 0000000000000004
RBP: 00007fe83095e08d R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007fff973b09ef R14: 00007fe82f279300 R15: 0000000000022000
F2FS-fs (loop5): Try to recover 2th superblock, ret: 0
F2FS-fs (loop5): Mounted with checkpoint version = 753bd00b
FAULT_FLAG_ALLOW_RETRY missing 81
CPU: 0 PID: 26660 Comm: syz-executor.3 Not tainted 4.14.262-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
 __dump_stack lib/dump_stack.c:17 [inline]
 dump_stack+0x1b2/0x281 lib/dump_stack.c:58
 handle_userfault.cold+0x3b/0x4a fs/userfaultfd.c:429
 __do_huge_pmd_anonymous_page mm/huge_memory.c:600 [inline]
 do_huge_pmd_anonymous_page+0xe7e/0x1700 mm/huge_memory.c:731
F2FS-fs (loop2): Magic Mismatch, valid(0xf2f52010) - read(0x0)
 create_huge_pmd mm/memory.c:3984 [inline]
 __handle_mm_fault+0x2ac4/0x4620 mm/memory.c:4187
 handle_mm_fault+0x455/0x9c0 mm/memory.c:4253
 faultin_page mm/gup.c:523 [inline]
 __get_user_pages+0x4e9/0x1270 mm/gup.c:729
F2FS-fs (loop2): Can't find valid F2FS filesystem in 2th superblock
 __get_user_pages_locked mm/gup.c:900 [inline]
 get_user_pages_remote+0x1c5/0x3c0 mm/gup.c:1105
 __access_remote_vm+0x231/0x4d0 mm/memory.c:4550
 proc_pid_cmdline_read+0x697/0x8d0 fs/proc/base.c:284
 __vfs_read+0xe4/0x620 fs/read_write.c:411
 vfs_read+0x139/0x340 fs/read_write.c:447
 SYSC_read fs/read_write.c:574 [inline]
 SyS_read+0xf2/0x210 fs/read_write.c:567
 do_syscall_64+0x1d5/0x640 arch/x86/entry/common.c:292
F2FS-fs (loop2): invalid crc value
 entry_SYSCALL_64_after_hwframe+0x46/0xbb
RIP: 0033:0x7fe830903fe9
RSP: 002b:00007fe82f279168 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 00007fe830a16f60 RCX: 00007fe830903fe9
RDX: 00000000fffffed3 RSI: 0000000020000280 RDI: 0000000000000004
RBP: 00007fe83095e08d R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007fff973b09ef R14: 00007fe82f279300 R15: 0000000000022000
device lo entered promiscuous mode
Y4`Ҙ: renamed from lo
FAULT_FLAG_ALLOW_RETRY missing 81
CPU: 0 PID: 26720 Comm: syz-executor.3 Not tainted 4.14.262-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
 __dump_stack lib/dump_stack.c:17 [inline]
 dump_stack+0x1b2/0x281 lib/dump_stack.c:58
 handle_userfault.cold+0x3b/0x4a fs/userfaultfd.c:429
 __do_huge_pmd_anonymous_page mm/huge_memory.c:600 [inline]
 do_huge_pmd_anonymous_page+0xe7e/0x1700 mm/huge_memory.c:731
 create_huge_pmd mm/memory.c:3984 [inline]
 __handle_mm_fault+0x2ac4/0x4620 mm/memory.c:4187
 handle_mm_fault+0x455/0x9c0 mm/memory.c:4253
 faultin_page mm/gup.c:523 [inline]
 __get_user_pages+0x4e9/0x1270 mm/gup.c:729
 __get_user_pages_locked mm/gup.c:900 [inline]
 get_user_pages_remote+0x1c5/0x3c0 mm/gup.c:1105
 __access_remote_vm+0x231/0x4d0 mm/memory.c:4550
 proc_pid_cmdline_read+0x697/0x8d0 fs/proc/base.c:284
 __vfs_read+0xe4/0x620 fs/read_write.c:411
 vfs_read+0x139/0x340 fs/read_write.c:447
 SYSC_read fs/read_write.c:574 [inline]
 SyS_read+0xf2/0x210 fs/read_write.c:567
 do_syscall_64+0x1d5/0x640 arch/x86/entry/common.c:292
 entry_SYSCALL_64_after_hwframe+0x46/0xbb
RIP: 0033:0x7fe830903fe9
RSP: 002b:00007fe82f279168 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 00007fe830a16f60 RCX: 00007fe830903fe9
RDX: 00000000fffffed3 RSI: 0000000020000280 RDI: 0000000000000004
RBP: 00007fe83095e08d R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007fff973b09ef R14: 00007fe82f279300 R15: 0000000000022000
F2FS-fs (loop2): Try to recover 2th superblock, ret: 0
F2FS-fs (loop2): Mounted with checkpoint version = 753bd00b
bridge0: port 2(bridge_slave_1) entered disabled state
bridge0: port 1(bridge_slave_0) entered disabled state
batman_adv: batadv0: Interface deactivated: batadv_slave_0
vhci_hcd: vhci_device speed not set
batman_adv: batadv0: Interface deactivated: batadv_slave_1
IPv6: ADDRCONF(NETDEV_CHANGE): lo: link becomes ready
IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready
IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready
8021q: adding VLAN 0 to HW filter on device bond0
IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready
8021q: adding VLAN 0 to HW filter on device team0
chnl_net:chnl_net_open(): err: Unable to register and open device, Err:-19
caif:caif_disconnect_client(): nothing to disconnect
chnl_net:chnl_flowctrl_cb(): NET flowctrl func called flow: CLOSE/DEINIT
chnl_net:chnl_net_open(): state disconnected
A link change request failed with some changes committed already. Interface caif0 may have been left with an inconsistent configuration, please check.
FAULT_FLAG_ALLOW_RETRY missing 81
CPU: 1 PID: 26867 Comm: syz-executor.3 Not tainted 4.14.262-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
 __dump_stack lib/dump_stack.c:17 [inline]
 dump_stack+0x1b2/0x281 lib/dump_stack.c:58
 handle_userfault.cold+0x3b/0x4a fs/userfaultfd.c:429
IPv6: ADDRCONF(NETDEV_CHANGE): lo: link becomes ready
 __do_huge_pmd_anonymous_page mm/huge_memory.c:600 [inline]
 do_huge_pmd_anonymous_page+0xe7e/0x1700 mm/huge_memory.c:731
 create_huge_pmd mm/memory.c:3984 [inline]
 __handle_mm_fault+0x2ac4/0x4620 mm/memory.c:4187
 handle_mm_fault+0x455/0x9c0 mm/memory.c:4253
 faultin_page mm/gup.c:523 [inline]
 __get_user_pages+0x4e9/0x1270 mm/gup.c:729
 __get_user_pages_locked mm/gup.c:900 [inline]
 get_user_pages_remote+0x1c5/0x3c0 mm/gup.c:1105
 __access_remote_vm+0x231/0x4d0 mm/memory.c:4550
 proc_pid_cmdline_read+0x697/0x8d0 fs/proc/base.c:284
 __vfs_read+0xe4/0x620 fs/read_write.c:411
 vfs_read+0x139/0x340 fs/read_write.c:447
 SYSC_read fs/read_write.c:574 [inline]
 SyS_read+0xf2/0x210 fs/read_write.c:567
 do_syscall_64+0x1d5/0x640 arch/x86/entry/common.c:292
 entry_SYSCALL_64_after_hwframe+0x46/0xbb
RIP: 0033:0x7fe830903fe9
IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready
RSP: 002b:00007fe82f279168 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 00007fe830a16f60 RCX: 00007fe830903fe9
RDX: 00000000fffffed3 RSI: 0000000020000280 RDI: 0000000000000004
RBP: 00007fe83095e08d R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007fff973b09ef R14: 00007fe82f279300 R15: 0000000000022000
IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready
8021q: adding VLAN 0 to HW filter on device bond0
IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready
8021q: adding VLAN 0 to HW filter on device team0
IPv6: ADDRCONF(NETDEV_UP): team0.4094: link is not ready
chnl_net:chnl_net_open(): err: Unable to register and open device, Err:-19
caif:caif_disconnect_client(): nothing to disconnect
chnl_net:chnl_flowctrl_cb(): NET flowctrl func called flow: CLOSE/DEINIT
chnl_net:chnl_net_open(): state disconnected
A link change request failed with some changes committed already. Interface caif0 may have been left with an inconsistent configuration, please check.
FAULT_FLAG_ALLOW_RETRY missing 81
CPU: 0 PID: 26933 Comm: syz-executor.3 Not tainted 4.14.262-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
 __dump_stack lib/dump_stack.c:17 [inline]
 dump_stack+0x1b2/0x281 lib/dump_stack.c:58
 handle_userfault.cold+0x3b/0x4a fs/userfaultfd.c:429
 __do_huge_pmd_anonymous_page mm/huge_memory.c:600 [inline]
 do_huge_pmd_anonymous_page+0xe7e/0x1700 mm/huge_memory.c:731
 create_huge_pmd mm/memory.c:3984 [inline]
 __handle_mm_fault+0x2ac4/0x4620 mm/memory.c:4187
 handle_mm_fault+0x455/0x9c0 mm/memory.c:4253
 faultin_page mm/gup.c:523 [inline]
 __get_user_pages+0x4e9/0x1270 mm/gup.c:729
 __get_user_pages_locked mm/gup.c:900 [inline]
 get_user_pages_remote+0x1c5/0x3c0 mm/gup.c:1105
 __access_remote_vm+0x231/0x4d0 mm/memory.c:4550
 proc_pid_cmdline_read+0x697/0x8d0 fs/proc/base.c:284
 __vfs_read+0xe4/0x620 fs/read_write.c:411
 vfs_read+0x139/0x340 fs/read_write.c:447
 SYSC_read fs/read_write.c:574 [inline]
 SyS_read+0xf2/0x210 fs/read_write.c:567
 do_syscall_64+0x1d5/0x640 arch/x86/entry/common.c:292
 entry_SYSCALL_64_after_hwframe+0x46/0xbb
RIP: 0033:0x7fe830903fe9
RSP: 002b:00007fe82f279168 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 00007fe830a16f60 RCX: 00007fe830903fe9
RDX: 00000000fffffed3 RSI: 0000000020000280 RDI: 0000000000000004
RBP: 00007fe83095e08d R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007fff973b09ef R14: 00007fe82f279300 R15: 0000000000022000
device lo entered promiscuous mode
Y4`Ҙ: renamed from lo
FAULT_FLAG_ALLOW_RETRY missing 81
CPU: 1 PID: 26998 Comm: syz-executor.3 Not tainted 4.14.262-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
 __dump_stack lib/dump_stack.c:17 [inline]
 dump_stack+0x1b2/0x281 lib/dump_stack.c:58
 handle_userfault.cold+0x3b/0x4a fs/userfaultfd.c:429
 __do_huge_pmd_anonymous_page mm/huge_memory.c:600 [inline]
 do_huge_pmd_anonymous_page+0xe7e/0x1700 mm/huge_memory.c:731
 create_huge_pmd mm/memory.c:3984 [inline]
 __handle_mm_fault+0x2ac4/0x4620 mm/memory.c:4187
 handle_mm_fault+0x455/0x9c0 mm/memory.c:4253
 faultin_page mm/gup.c:523 [inline]
 __get_user_pages+0x4e9/0x1270 mm/gup.c:729
 __get_user_pages_locked mm/gup.c:900 [inline]
 get_user_pages_remote+0x1c5/0x3c0 mm/gup.c:1105
 __access_remote_vm+0x231/0x4d0 mm/memory.c:4550
 proc_pid_cmdline_read+0x697/0x8d0 fs/proc/base.c:284
 __vfs_read+0xe4/0x620 fs/read_write.c:411
 vfs_read+0x139/0x340 fs/read_write.c:447
 SYSC_read fs/read_write.c:574 [inline]
 SyS_read+0xf2/0x210 fs/read_write.c:567
 do_syscall_64+0x1d5/0x640 arch/x86/entry/common.c:292
 entry_SYSCALL_64_after_hwframe+0x46/0xbb
RIP: 0033:0x7fe830903fe9
RSP: 002b:00007fe82f279168 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 00007fe830a16f60 RCX: 00007fe830903fe9
RDX: 00000000fffffed3 RSI: 0000000020000280 RDI: 0000000000000004
RBP: 00007fe83095e08d R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007fff973b09ef R14: 00007fe82f279300 R15: 0000000000022000
FAULT_FLAG_ALLOW_RETRY missing 81
CPU: 1 PID: 27043 Comm: syz-executor.3 Not tainted 4.14.262-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
 __dump_stack lib/dump_stack.c:17 [inline]
 dump_stack+0x1b2/0x281 lib/dump_stack.c:58
 handle_userfault.cold+0x3b/0x4a fs/userfaultfd.c:429
 __do_huge_pmd_anonymous_page mm/huge_memory.c:600 [inline]
 do_huge_pmd_anonymous_page+0xe7e/0x1700 mm/huge_memory.c:731
 create_huge_pmd mm/memory.c:3984 [inline]
 __handle_mm_fault+0x2ac4/0x4620 mm/memory.c:4187
 handle_mm_fault+0x455/0x9c0 mm/memory.c:4253
 faultin_page mm/gup.c:523 [inline]
 __get_user_pages+0x4e9/0x1270 mm/gup.c:729
 __get_user_pages_locked mm/gup.c:900 [inline]
 get_user_pages_remote+0x1c5/0x3c0 mm/gup.c:1105
 __access_remote_vm+0x231/0x4d0 mm/memory.c:4550
 proc_pid_cmdline_read+0x697/0x8d0 fs/proc/base.c:284
 __vfs_read+0xe4/0x620 fs/read_write.c:411
 vfs_read+0x139/0x340 fs/read_write.c:447
 SYSC_read fs/read_write.c:574 [inline]
 SyS_read+0xf2/0x210 fs/read_write.c:567
 do_syscall_64+0x1d5/0x640 arch/x86/entry/common.c:292
 entry_SYSCALL_64_after_hwframe+0x46/0xbb
RIP: 0033:0x7fe830903fe9
RSP: 002b:00007fe82f279168 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 00007fe830a16f60 RCX: 00007fe830903fe9
RDX: 00000000fffffed3 RSI: 0000000020000280 RDI: 0000000000000004
RBP: 00007fe83095e08d R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007fff973b09ef R14: 00007fe82f279300 R15: 0000000000022000
FAULT_FLAG_ALLOW_RETRY missing 81
CPU: 1 PID: 27072 Comm: syz-executor.3 Not tainted 4.14.262-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
 __dump_stack lib/dump_stack.c:17 [inline]
 dump_stack+0x1b2/0x281 lib/dump_stack.c:58
 handle_userfault.cold+0x3b/0x4a fs/userfaultfd.c:429
 __do_huge_pmd_anonymous_page mm/huge_memory.c:600 [inline]
 do_huge_pmd_anonymous_page+0xe7e/0x1700 mm/huge_memory.c:731
 create_huge_pmd mm/memory.c:3984 [inline]
 __handle_mm_fault+0x2ac4/0x4620 mm/memory.c:4187
 handle_mm_fault+0x455/0x9c0 mm/memory.c:4253
 faultin_page mm/gup.c:523 [inline]
 __get_user_pages+0x4e9/0x1270 mm/gup.c:729
 __get_user_pages_locked mm/gup.c:900 [inline]
 get_user_pages_remote+0x1c5/0x3c0 mm/gup.c:1105
 __access_remote_vm+0x231/0x4d0 mm/memory.c:4550
 proc_pid_cmdline_read+0x697/0x8d0 fs/proc/base.c:284
 __vfs_read+0xe4/0x620 fs/read_write.c:411
 vfs_read+0x139/0x340 fs/read_write.c:447
 SYSC_read fs/read_write.c:574 [inline]
 SyS_read+0xf2/0x210 fs/read_write.c:567
 do_syscall_64+0x1d5/0x640 arch/x86/entry/common.c:292
 entry_SYSCALL_64_after_hwframe+0x46/0xbb
RIP: 0033:0x7fe830903fe9
RSP: 002b:00007fe82f279168 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 00007fe830a16f60 RCX: 00007fe830903fe9
RDX: 00000000fffffed3 RSI: 0000000020000280 RDI: 0000000000000004
RBP: 00007fe83095e08d R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007fff973b09ef R14: 00007fe82f279300 R15: 0000000000022000

Crashes (1):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Title
ci2-linux-4-14 2022/01/19 14:03 linux-4.14.y 4ba8e26127c3 0620189b .config log report info INFO: trying to register non-static key in handle_userfault