[CRIU] scheduling while atomic in do_msg_steal

Andrey Vagin avagin at parallels.com
Mon Aug 13 10:19:18 EDT 2012


BUG: scheduling while atomic: crtools/31022/0x10000003
INFO: lockdep is turned off.
Modules linked in: iptable_filter ip_tables udp_diag sunrpc bridge stp
llc ipv6 ext4 jbd2 dm_mirror dm_region_hash dm_log dm_mod pcspkr
virtio_balloon 8139too 8139cp mii i2c_piix4 i2c_core ext3 jbd mbcache
virtio_blk virtio_pci virtio_ring virtio pata_acpi ata_generic ata_piix
floppy [last unloaded: scsi_wait_scan]
Pid: 31022, comm: crtools Tainted: G        W    3.5.0+ #159
Call Trace:
 [<ffffffff8108c85a>] __schedule_bug+0x6a/0x90
 [<ffffffff8156337c>] __schedule+0x8ec/0x940
 [<ffffffff81090d2a>] __cond_resched+0x2a/0x40
 [<ffffffff81563460>] _cond_resched+0x30/0x40
 [<ffffffff81158add>] might_fault+0x3d/0xb0
 [<ffffffff8123b129>] ? security_ipc_permission+0x19/0x20
 [<ffffffff812267fd>] do_msg_steal+0x4d/0xb0
 [<ffffffff812275a9>] do_msgrcv+0x199/0x610
 [<ffffffff812267b0>] ? do_msg_fill+0x90/0x90
 [<ffffffff8129efd4>] ? lockdep_sys_exit_thunk+0x35/0x67
 [<ffffffff8129ef5e>] ? trace_hardirqs_on_thunk+0x3a/0x3f
 [<ffffffff81227a47>] sys_msgrcv+0x27/0x30
 [<ffffffff8156dae9>] system_call_fastpath+0x16/0x1b
kmemleak: 2 new suspected memory leaks (see /sys/kernel/debug/kmemleak)



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