Date: Wed, 18 Feb 2026 22:13:31 +0000 From: bugzilla-noreply@freebsd.org To: bugs@FreeBSD.org Subject: [Bug 293274] [lor] sys/fs/tarfs/tarfs_test:tarfs_large -> lock order reversal Message-ID: <bug-293274-227@https.bugs.freebsd.org/bugzilla/>
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https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=293274 Bug ID: 293274 Summary: [lor] sys/fs/tarfs/tarfs_test:tarfs_large -> lock order reversal Product: Base System Version: 16.0-CURRENT Hardware: Any URL: https://ci.freebsd.org/job/FreeBSD-main-riscv64-test/1 6506/testReport/sys.fs.tarfs/tarfs_test/tarfs_large/ OS: Any Status: New Severity: Affects Only Me Priority: --- Component: kern Assignee: des@FreeBSD.org Reporter: siva@FreeBSD.org CC: bugs@FreeBSD.org amd64: sys/fs/tarfs/tarfs_test:tarfs_large -> lock order reversal: 1st 0xfffff80137610c78 ufs (ufs, lockmgr) @ /usr/src/sys/kern/vfs_mount.c:2276 2nd 0xfffff801374fde30 tarfsz (tarfsz, lockmgr) @ /usr/src/sys/fs/tarfs/tarfs_io.c:698 lock order tarfsz -> ufs established at: #0 0xffffffff80c42f84 at witness_checkorder+0x364 #1 0xffffffff80b93f96 at lockmgr_lock_flags+0x76 #2 0xffffffff80f7a90d at ffs_lock+0x8d #3 0xffffffff811fce82 at VOP_LOCK1_APV+0x32 #4 0xffffffff80cedfd3 at _vn_lock+0x53 #5 0xffffffff832d9986 at tarfs_zread+0x1e6 #6 0xffffffff811fb055 at VOP_READ_APV+0x55 #7 0xffffffff832d9094 at tarfs_io_read+0x94 #8 0xffffffff832d91c2 at tarfs_io_read_buf+0x52 #9 0xffffffff832dcb51 at tarfs_alloc_mount+0x2c1 #10 0xffffffff832dc393 at tarfs_mount+0x413 #11 0xffffffff80cca7aa at vfs_domount_first+0x26a #12 0xffffffff80cc6c68 at vfs_domount+0x348 #13 0xffffffff80cc55d1 at vfs_donmount+0x8a1 #14 0xffffffff80cc4d00 at sys_nmount+0x60 #15 0xffffffff81129a09 at amd64_syscall+0x169 #16 0xffffffff810f8acb at fast_syscall_common+0xf8 lock order ufs -> tarfsz attempted at: #0 0xffffffff80c438cf at witness_checkorder+0xcaf #1 0xffffffff80b9408a at lockmgr_lock_flags+0x16a #2 0xffffffff811fce82 at VOP_LOCK1_APV+0x32 #3 0xffffffff80cedfd3 at _vn_lock+0x53 #4 0xffffffff832d94bb at tarfs_io_fini+0x3b #5 0xffffffff832dc498 at tarfs_unmount+0x88 #6 0xffffffff80cc7b48 at dounmount+0x658 #7 0xffffffff80cc747c at kern_unmount+0x32c #8 0xffffffff81129a09 at amd64_syscall+0x169 #9 0xffffffff810f8acb at fast_syscall_common+0xf8 riscv64: sys/fs/tarfs/tarfs_test:tarfs_large -> lock order reversal: 1st 0xffffffd010291750 ufs (ufs, lockmgr) @ /usr/src/sys/kern/vfs_mount.c:2276 2nd 0xffffffd0103cbe30 tarfsz (tarfsz, lockmgr) @ /usr/src/sys/fs/tarfs/tarfs_io.c:698 lock order tarfsz -> ufs established at: #0 0xffffffc00039e882 at witness_lock_order_add+0xf0 #1 0xffffffc00039dd92 at witness_checkorder+0x2f0 #2 0xffffffc000307556 at lockmgr_lock_flags+0x68 #3 0xffffffc0005aa256 at ffs_lock+0x9e #4 0xffffffc00063f48c at $x+0x4 #5 0xffffffc00042cca8 at _vn_lock+0x4e #6 0xffffffc0895a191e at .Lpcrel_hi36+0x16 #7 0xffffffc00063d54e at $x+0x4 #8 0xffffffc0895a1110 at .L0 +0x4 #9 0xffffffc0895a1236 at .L0 +0x8 #10 0xffffffc0895a430c at .L0 +0x10 #11 0xffffffc0895a3bf4 at .L0 +0xc #12 0xffffffc00040d7ee at vfs_domount_first+0x224 #13 0xffffffc00040a15c at vfs_domount+0x280 #14 0xffffffc000408bd6 at vfs_donmount+0x83e #15 0xffffffc000408364 at sys_nmount+0x54 #16 0xffffffc000621976 at do_trap_user+0x1f4 #17 0xffffffc00060ed82 at cpu_exception_handler_user+0x72 lock order ufs -> tarfsz attempted at: #0 0xffffffc00039e556 at witness_checkorder+0xab4 #1 0xffffffc000307636 at $x+0x86 #2 0xffffffc0003fe02e at vop_stdlock+0x1c #3 0xffffffc00063f48c at $x+0x4 #4 0xffffffc00042cca8 at _vn_lock+0x4e #5 0xffffffc0895a1506 at .L0 +0x14 #6 0xffffffc0895a3ce2 at .L0 +0x4 #7 0xffffffc00040af0e at dounmount+0x668 #8 0xffffffc00040a83e at kern_unmount+0x298 #9 0xffffffc00040a59a at sys_unmount+0x14 #10 0xffffffc000621976 at do_trap_user+0x1f4 #11 0xffffffc00060ed82 at cpu_exception_handler_user+0x72 @des starting triage with you since you made the last significant edit and introduced tarfs -- You are receiving this mail because: You are on the CC list for the bug.home | help
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