[Bug 263897] panic: Memory modified after free 0xffff0000f2ce1000(131072) val=65766964 @

From: <bugzilla-noreply_at_freebsd.org>
Date: Wed, 11 May 2022 14:44:58 UTC
https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=263897

--- Comment #5 from Martin Filla <freebsd@sysctl.cz> ---
Next panic

mmcsd0: Error indicated: 4 Failed
mmcsd0: Error indicated: 1 Timeout
mmcsd0: Error indicated: 1 Timeout
mmcsd0: Error indicated: 1 Timeout
mmcsd0: Error indicated: 1 Timeout
panic: Memory modified after free 0xffff0000ee6ed000(131072) val=46242023 @
0xffff0000ee6ed000

cpuid = 4
time = 1652279802
KDB: stack backtrace:
db_trace_self() at db_trace_self
db_trace_self_wrapper() at db_trace_self_wrapper+0x30
vpanic() at vpanic+0x174
panic() at panic+0x44
trash_ctor() at trash_ctor+0x5c
item_ctor() at item_ctor+0x68
arc_buf_alloc_impl() at arc_buf_alloc_impl+0x560
arc_read() at arc_read+0x1620
dbuf_read() at dbuf_read+0xbf4
dmu_buf_hold_array_by_dnode() at dmu_buf_hold_array_by_dnode+0x264
dmu_buf_hold_array() at dmu_buf_hold_array+0x68
dmu_read_pages() at dmu_read_pages+0x9c
zfs_freebsd_getpages() at zfs_freebsd_getpages+0x1e0
vnode_pager_getpages() at vnode_pager_getpages+0x30
vm_pager_get_pages() at vm_pager_get_pages+0x68
vm_fault() at vm_fault+0x544
vm_fault_trap() at vm_fault_trap+0x6c
data_abort() at data_abort+0xe0
do_el0_sync() at do_el0_sync+0x128
handle_el0_sync() at handle_el0_sync+0x40
--- exception, esr 0x92000007
KDB: enter: panic
[ thread pid 1279 tid 100310 ]
Stopped at      kdb_enter+0x40: undefined       f902027f
db>

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