It has crashed again since the update to Big Sur 11.2.2
panic(cpu 3 caller 0xfffffe002d7f4c40): "busy timeout[0], (60s): 'AppleAPFSMedia'"
Debugger message: panic
Memory ID: 0x6
OS release type: User
OS version: 20D80
Kernel version: Darwin Kernel Version 20.3.0: Thu Jan 21 00:06:51 PST 2021; root:xnu-7195.81.3~1/RELEASE_ARM64_T8101
Fileset Kernelcache UUID: F78A48EC84D7C3283E7C6C67D00889A7
Kernel UUID: 9FE8C0DA-8ED0-381C-9CEC-2A779F3E1503
iBoot version: iBoot-6723.81.1
secure boot?: YES
Paniclog version: 13
KernelCache slide: 0x0000000025508000
KernelCache base: 0xfffffe002c50c000
Kernel slide: 0x000000002603c000
Kernel text base: 0xfffffe002d040000
Kernel text exec base: 0xfffffe002d108000
mach_absolute_time: 0x47c7451b066
Epoch Time: sec usec
Boot : 0x603fd3ea 0x000cc1b3
Sleep : 0x6043ed38 0x000831fc
Wake : 0x6043ef53 0x000ae1be
Calendar: 0x6043f3b3 0x00030afc