[Bug 282134] [ext2fs] watchdogd fired (with one hour timeout)

From: <bugzilla-noreply_at_freebsd.org>
Date: Wed, 16 Oct 2024 07:47:17 UTC
https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=282134

            Bug ID: 282134
           Summary: [ext2fs] watchdogd fired (with one hour timeout)
           Product: Base System
           Version: 15.0-CURRENT
          Hardware: Any
                OS: Any
            Status: New
          Severity: Affects Only Me
          Priority: ---
         Component: kern
          Assignee: bugs@FreeBSD.org
          Reporter: pho@FreeBSD.org

20241016 00:36:10 all (763/970): ext3fs.sh
Oct 16 00:36:58 mercat1 kernel: pid 58404 (swap), jid 0, uid 2007, was killed:
failed to reclaim memory
Oct 16 00:37:03 mercat1 kernel: pid 58389 (swap), jid 0, uid 2007, was killed:
failed to reclaim memory
KDB: stack backtrace:
db_trace_self_wrapper() at db_trace_self_wrapper+0x2b/frame 0xfffffe01d903d4e0
hardclock() at hardclock+0x103/frame 0xfffffe01d903d520
handleevents() at handleevents+0xaf/frame 0xfffffe01d903d560
timercb() at timercb+0x18e/frame 0xfffffe01d903d5b0
lapic_handle_timer() at lapic_handle_timer+0xab/frame 0xfffffe01d903d5d0
Xtimerint() at Xtimerint+0xb1/frame 0xfffffe01d903d5d0
--- interrupt, rip = 0xffffffff829c59b2, rsp = 0xfffffe01d903d6a0, rbp =
0xfffffe01d903d710 ---
ext2_htree_split_dirblock() at ext2_htree_split_dirblock+0xb2/frame
0xfffffe01d903d710
ext2_htree_add_entry() at ext2_htree_add_entry+0x233/frame 0xfffffe01d903d890
ext2_direnter() at ext2_direnter+0xac/frame 0xfffffe01d903da50
ext2_makeinode() at ext2_makeinode+0x128/frame 0xfffffe01d903daa0
ext2_create() at ext2_create+0x2c/frame 0xfffffe01d903dac0
VOP_CREATE_APV() at VOP_CREATE_APV+0x5f/frame 0xfffffe01d903dae0
vn_open_cred() at vn_open_cred+0x3f9/frame 0xfffffe01d903dc60
openatfp() at openatfp+0x287/frame 0xfffffe01d903ddb0
sys_openat() at sys_openat+0x3d/frame 0xfffffe01d903dde0
filemon_wrapper_openat() at filemon_wrapper_openat+0x12/frame
0xfffffe01d903de00
amd64_syscall() at amd64_syscall+0x158/frame 0xfffffe01d903df30
fast_syscall_common() at fast_syscall_common+0xf8/frame 0xfffffe01d903df30
--- syscall (499, FreeBSD ELF64, openat), rip = 0xcb2e6d966fa, rsp =
0xcb2e5a793d8, rbp = 0xcb2e5a79490 ---
KDB: enter: watchdog timeout

https://people.freebsd.org/~pho/stress/log/log0554.txt

Seems easy to reproduce:
cd /usr/src/tools/test/stress2/misc
./all.sh ext3fs.sh

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