ci starts bisection 2023-03-26 09:48:30.25912592 +0000 UTC m=+111394.411837227 bisecting cause commit starting from 4bdec23f971b1a5caf7a18ae117e44bdfaf26c93 building syzkaller on fbf0499acc828df26995835e51d83c3a0117e716 ensuring issue is reproducible on original commit 4bdec23f971b1a5caf7a18ae117e44bdfaf26c93 testing commit 4bdec23f971b1a5caf7a18ae117e44bdfaf26c93 gcc compiler: gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2 kernel signature: 170e4c2dfc22f401aae1f826fe9da4d5d53c70c4974211a4f2a77be4928e5696 all runs: crashed: INFO: task hung in f2fs_balance_fs testing release v6.2 testing commit c9c3395d5e3dcc6daee66c6908354d47bf98cb0c gcc compiler: gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2 kernel signature: 34e1ea43382670e919e25232088639cd9a534236f838b51e2e3aee3d1226742f all runs: crashed: INFO: task hung in f2fs_balance_fs testing release v6.1 testing commit 830b3c68c1fb1e9176028d02ef86f3cf76aa2476 gcc compiler: gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2 kernel signature: 6af4e8ad5eace62e8348a30e9007dfab5e4e54b56fc24aec0a4f6bbf382b87ac all runs: crashed: INFO: task hung in f2fs_balance_fs testing release v6.0 testing commit 4fe89d07dcc2804c8b562f6c7896a45643d34b2f gcc compiler: gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2 kernel signature: 21b6438ac9afabcbbce11c6fcb5a70cfcd3390ca906f348f3b3c515c5154c4aa all runs: crashed: INFO: task hung in f2fs_balance_fs testing release v5.19 testing commit 3d7cb6b04c3f3115719235cc6866b10326de34cd gcc compiler: gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2 kernel signature: 135d96a920ca8fc2bfafe46f24fe854495d0e18d42354d3661f5cf8eedacaa57 all runs: crashed: INFO: task hung in f2fs_balance_fs testing release v5.18 testing commit 4b0986a3613c92f4ec1bdc7f60ec66fea135991f gcc compiler: gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2 kernel signature: 56c88fc335c42ac9d458c7a0aa1d88e7019534ba50f64db47481aaf24d22d174 all runs: crashed: INFO: task hung in f2fs_balance_fs testing release v5.17 testing commit f443e374ae131c168a065ea1748feac6b2e76613 gcc compiler: gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2 kernel signature: 8a7935c1bdb9544756c1a58c61fe4f24668042e49af9cb45291cd09aef65c392 all runs: crashed: INFO: task hung in f2fs_balance_fs testing release v5.16 testing commit df0cc57e057f18e44dac8e6c18aba47ab53202f9 gcc compiler: gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2 kernel signature: 5546a3ef1947e25e13731f0f4bd1a5c322a12db65e27c2eb459b2e14bb66d014 all runs: crashed: INFO: task hung in f2fs_balance_fs testing release v5.15 testing commit 8bb7eca972ad531c9b149c0a51ab43a417385813 gcc compiler: gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2 kernel signature: 0551eb77baa89ce8f077842c3116673027bc882b32f397f3d633288fc1f4c406 all runs: crashed: INFO: task hung in f2fs_balance_fs testing release v5.14 testing commit 7d2a07b769330c34b4deabeed939325c77a7ec2f gcc compiler: gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2 kernel signature: 77b3c9d069057fa3a6abedd35ff56cd1e52d051579b6172b5a453f821b94045e all runs: OK # git bisect start 8bb7eca972ad531c9b149c0a51ab43a417385813 7d2a07b769330c34b4deabeed939325c77a7ec2f Bisecting: 6693 revisions left to test after this (roughly 13 steps) [477f70cd2a67904e04c2c2b9bd0fa2e95222f2f6] Merge tag 'drm-next-2021-08-31-1' of git://anongit.freedesktop.org/drm/drm testing commit 477f70cd2a67904e04c2c2b9bd0fa2e95222f2f6 gcc compiler: gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2 kernel signature: f2b783d888515ea1930415afa509d357eeb1133f29e02a90a80eb4c695a9e03c all runs: OK # git bisect good 477f70cd2a67904e04c2c2b9bd0fa2e95222f2f6 Bisecting: 3317 revisions left to test after this (roughly 12 steps) [626bf91a292e2035af5b9d9cce35c5c138dfe06d] Merge tag 'net-5.15-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net testing commit 626bf91a292e2035af5b9d9cce35c5c138dfe06d gcc compiler: gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2 kernel signature: af4f886d4b3e3ae2a51c820a3cccbd40649149bda41ad725a60cb00c4b8e9fcc all runs: crashed: INFO: task hung in f2fs_balance_fs # git bisect bad 626bf91a292e2035af5b9d9cce35c5c138dfe06d Bisecting: 1702 revisions left to test after this (roughly 11 steps) [23852bec534a1633dc08f4df88b8493ae99953a9] Merge tag 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/rdma/rdma testing commit 23852bec534a1633dc08f4df88b8493ae99953a9 gcc compiler: gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2 kernel signature: a04c543e57ceb2ea30a6e0182d45ef46c5266c34fe45b432f68c44cbaefb77b1 all runs: OK # git bisect good 23852bec534a1633dc08f4df88b8493ae99953a9 Bisecting: 869 revisions left to test after this (roughly 10 steps) [55d1308bdff7341b778e5cf36220616a0dd6ab8f] cdrom: update uniform CD-ROM maintainership in MAINTAINERS file testing commit 55d1308bdff7341b778e5cf36220616a0dd6ab8f gcc compiler: gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2 kernel signature: 7f2bc2c22d282f699da1717b441579ec217b6fee33bf83e249316bb14b0b931a all runs: OK # git bisect good 55d1308bdff7341b778e5cf36220616a0dd6ab8f Bisecting: 434 revisions left to test after this (roughly 9 steps) [3754707bcc3e190e5dadc978d172b61e809cb3bd] Revert "memcg: enable accounting for file lock caches" testing commit 3754707bcc3e190e5dadc978d172b61e809cb3bd gcc compiler: gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2 kernel signature: 15047bc1cfc543a58faf77a20ffd19acf396024ed68cbb12698f7247a25a179b all runs: crashed: INFO: task hung in f2fs_balance_fs # git bisect bad 3754707bcc3e190e5dadc978d172b61e809cb3bd Bisecting: 200 revisions left to test after this (roughly 8 steps) [e07af2626643293fa16df655979e7963250abc63] Merge tag 'arc-5.15-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/vgupta/arc testing commit e07af2626643293fa16df655979e7963250abc63 gcc compiler: gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2 kernel signature: 9d31c5e42677b91c26939f70fd7f22c08cb6ecc8699f0cb36422f981a8c98bed all runs: crashed: INFO: task hung in f2fs_balance_fs # git bisect bad e07af2626643293fa16df655979e7963250abc63 Bisecting: 109 revisions left to test after this (roughly 7 steps) [f7464060f7ab9a2424428008f0ee9f1e267e410f] Merge git://github.com/Paragon-Software-Group/linux-ntfs3 testing commit f7464060f7ab9a2424428008f0ee9f1e267e410f gcc compiler: gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2 kernel signature: 89e8bb3532fa7c1982e78f38b9fe983d3a1aef79a6fc887f28178100b25c9097 all runs: crashed: INFO: task hung in f2fs_balance_fs # git bisect bad f7464060f7ab9a2424428008f0ee9f1e267e410f Bisecting: 77 revisions left to test after this (roughly 6 steps) [9605f75cf36e0bcc0f4ada07b5be712d30107607] f2fs: should put a page beyond EOF when preparing a write testing commit 9605f75cf36e0bcc0f4ada07b5be712d30107607 gcc compiler: gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2 kernel signature: a5f2acf8e52f40f0b72e2e3bee3185e33faa1093259a50c61ea220a0443d2294 all runs: crashed: INFO: task hung in f2fs_balance_fs # git bisect bad 9605f75cf36e0bcc0f4ada07b5be712d30107607 Bisecting: 22 revisions left to test after this (roughly 5 steps) [94afd6d6e5253179c9b891d02081cc8355a11768] f2fs: extent cache: support unaligned extent testing commit 94afd6d6e5253179c9b891d02081cc8355a11768 gcc compiler: gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2 kernel signature: 2fa2b4cba5ec7fa48b66226e229dd89f184517987e79898c22b60aa73d5aebcc all runs: crashed: INFO: task hung in f2fs_balance_fs # git bisect bad 94afd6d6e5253179c9b891d02081cc8355a11768 Bisecting: 11 revisions left to test after this (roughly 4 steps) [b7ec2061737f12c33e45beeb967d17f31abc1ada] f2fs: do not submit NEW_ADDR to read node block testing commit b7ec2061737f12c33e45beeb967d17f31abc1ada gcc compiler: gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2 kernel signature: 9c9e2d93ae0f07364f2bb34e8c733c7ac53f52f31d743f4e670e4a573960b551 all runs: crashed: INFO: task hung in f2fs_balance_fs # git bisect bad b7ec2061737f12c33e45beeb967d17f31abc1ada Bisecting: 5 revisions left to test after this (roughly 3 steps) [1ffc8f5f7751f91fe6af527d426a723231b741a6] f2fs: let's keep writing IOs on SBI_NEED_FSCK testing commit 1ffc8f5f7751f91fe6af527d426a723231b741a6 gcc compiler: gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2 kernel signature: ac23c56326c310a9960dd000bcca945a6ad07216162a028238635dc619723946 run #0: basic kernel testing failed: BUG: sleeping function called from invalid context in stack_depot_save run #1: crashed: INFO: task hung in f2fs_balance_fs run #2: crashed: INFO: task hung in f2fs_balance_fs run #3: crashed: INFO: task hung in f2fs_balance_fs run #4: crashed: INFO: task hung in f2fs_balance_fs run #5: crashed: INFO: task hung in f2fs_balance_fs run #6: crashed: INFO: task hung in f2fs_balance_fs run #7: crashed: INFO: task hung in f2fs_balance_fs run #8: crashed: INFO: task hung in f2fs_balance_fs run #9: crashed: INFO: task hung in f2fs_balance_fs # git bisect bad 1ffc8f5f7751f91fe6af527d426a723231b741a6 Bisecting: 2 revisions left to test after this (roughly 1 step) [01f6afd0f3ccaa2d5f7fb87e7bd910dc17eef06b] f2fs: compress: fix to set zstd compress level correctly testing commit 01f6afd0f3ccaa2d5f7fb87e7bd910dc17eef06b gcc compiler: gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2 kernel signature: b78ea0abe5486bdf66474b7c09145531bf074b2078e502722355916067b2aa0e all runs: OK # git bisect good 01f6afd0f3ccaa2d5f7fb87e7bd910dc17eef06b Bisecting: 0 revisions left to test after this (roughly 1 step) [10d0786b39b3b91c4fbf8c2926e97ab456a4eea1] f2fs: Revert "f2fs: Fix indefinite loop in f2fs_gc() v1" testing commit 10d0786b39b3b91c4fbf8c2926e97ab456a4eea1 gcc compiler: gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2 kernel signature: 5dfae9da9122cf452ce5f966b1ebd177ba5d368e574c37f835f8536dfadffe26 run #0: basic kernel testing failed: possible deadlock in fs_reclaim_acquire run #1: crashed: INFO: task hung in f2fs_balance_fs run #2: crashed: INFO: task hung in f2fs_balance_fs run #3: crashed: INFO: task hung in f2fs_balance_fs run #4: crashed: INFO: task hung in f2fs_balance_fs run #5: crashed: INFO: task hung in f2fs_balance_fs run #6: crashed: INFO: task hung in f2fs_balance_fs run #7: crashed: INFO: task hung in f2fs_balance_fs run #8: crashed: INFO: task hung in f2fs_balance_fs run #9: crashed: INFO: task hung in f2fs_balance_fs # git bisect bad 10d0786b39b3b91c4fbf8c2926e97ab456a4eea1 Bisecting: 0 revisions left to test after this (roughly 0 steps) [5417c98c12f6eeb1252130bcea3b943f5e273be7] f2fs: avoid to create an empty string as the extension_list testing commit 5417c98c12f6eeb1252130bcea3b943f5e273be7 gcc compiler: gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2 kernel signature: 9d719cba0a40d2a444dcd3406bee2f3a3453569a2b610678c31e143c6bed6ba8 run #0: basic kernel testing failed: BUG: sleeping function called from invalid context in stack_depot_save run #1: OK run #2: OK run #3: OK run #4: OK run #5: OK run #6: OK run #7: OK run #8: OK run #9: OK # git bisect good 5417c98c12f6eeb1252130bcea3b943f5e273be7 10d0786b39b3b91c4fbf8c2926e97ab456a4eea1 is the first bad commit commit 10d0786b39b3b91c4fbf8c2926e97ab456a4eea1 Author: Jia Yang Date: Wed Jul 14 15:46:06 2021 +0800 f2fs: Revert "f2fs: Fix indefinite loop in f2fs_gc() v1" This reverts commit 957fa47823dfe449c5a15a944e4e7a299a6601db. The patch "f2fs: Fix indefinite loop in f2fs_gc()" v1 and v4 are all merged. Patch v4 is test info for patch v1. Patch v1 doesn't work and may cause that sbi->cur_victim_sec can't be resetted to NULL_SEGNO, which makes SSR unable to get segment of sbi->cur_victim_sec. So it should be reverted. The mails record: [1] https://lore.kernel.org/linux-f2fs-devel/7288dcd4-b168-7656-d1af-7e2cafa4f720@huawei.com/T/ [2] https://lore.kernel.org/linux-f2fs-devel/20190809153653.GD93481@jaegeuk-macbookpro.roam.corp.google.com/T/ Signed-off-by: Jia Yang Reviewed-by: Chao Yu Signed-off-by: Jaegeuk Kim fs/f2fs/gc.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) culprit signature: 5dfae9da9122cf452ce5f966b1ebd177ba5d368e574c37f835f8536dfadffe26 parent signature: 9d719cba0a40d2a444dcd3406bee2f3a3453569a2b610678c31e143c6bed6ba8 revisions tested: 24, total time: 7h8m52.803442662s (build: 4h14m22.479178404s, test: 2h49m43.139149519s) first bad commit: 10d0786b39b3b91c4fbf8c2926e97ab456a4eea1 f2fs: Revert "f2fs: Fix indefinite loop in f2fs_gc() v1" recipients (to): ["chao@kernel.org" "jaegeuk@kernel.org" "jiayang5@huawei.com"] recipients (cc): [] crash: INFO: task hung in f2fs_balance_fs INFO: task kworker/u4:1:9 blocked for more than 143 seconds. Tainted: G W 5.14.0-rc1-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/u4:1 state:D stack:26040 pid: 9 ppid: 2 flags:0x00004000 Workqueue: writeback wb_workfn (flush-7:0) Call Trace: context_switch kernel/sched/core.c:4683 [inline] __schedule+0xaff/0x5910 kernel/sched/core.c:5940 schedule+0xd3/0x270 kernel/sched/core.c:6019 rwsem_down_write_slowpath+0x7b9/0x11d0 kernel/locking/rwsem.c:1106 __down_write_common kernel/locking/rwsem.c:1261 [inline] __down_write_common kernel/locking/rwsem.c:1258 [inline] __down_write kernel/locking/rwsem.c:1270 [inline] down_write+0x137/0x150 kernel/locking/rwsem.c:1407 f2fs_balance_fs+0x43c/0x5a0 fs/f2fs/segment.c:524 f2fs_write_inode+0x472/0x11a0 fs/f2fs/inode.c:721 write_inode fs/fs-writeback.c:1463 [inline] __writeback_single_inode+0x73e/0xaf0 fs/fs-writeback.c:1668 writeback_sb_inodes+0x466/0xc50 fs/fs-writeback.c:1875 __writeback_inodes_wb+0xb2/0x200 fs/fs-writeback.c:1944 wb_writeback+0x5c1/0x8d0 fs/fs-writeback.c:2050 wb_check_old_data_flush fs/fs-writeback.c:2152 [inline] wb_do_writeback fs/fs-writeback.c:2205 [inline] wb_workfn+0x6de/0xf30 fs/fs-writeback.c:2234 process_one_work+0x84c/0x13d0 kernel/workqueue.c:2276 worker_thread+0x598/0x1040 kernel/workqueue.c:2422 kthread+0x38b/0x460 kernel/kthread.c:319 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295 INFO: lockdep is turned off. NMI backtrace for cpu 1 CPU: 1 PID: 1643 Comm: khungtaskd Tainted: G W 5.14.0-rc1-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/02/2023 Call Trace: __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0x57/0x7d lib/dump_stack.c:105 nmi_cpu_backtrace.cold+0x30/0x99 lib/nmi_backtrace.c:105 nmi_trigger_cpumask_backtrace+0x11f/0x170 lib/nmi_backtrace.c:62 trigger_all_cpu_backtrace include/linux/nmi.h:146 [inline] check_hung_uninterruptible_tasks kernel/hung_task.c:210 [inline] watchdog+0x92e/0xc40 kernel/hung_task.c:295 kthread+0x38b/0x460 kernel/kthread.c:319 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295 Sending NMI from CPU 1 to CPUs 0: NMI backtrace for cpu 0 CPU: 0 PID: 6089 Comm: syz-executor.0 Tainted: G W 5.14.0-rc1-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/02/2023 RIP: 0010:lock_acquire+0x81/0x510 kernel/locking/lockdep.c:5593 Code: f1 f1 f1 f1 c7 40 04 f1 f1 00 00 c7 40 08 00 00 00 f3 c7 40 0c f3 f3 f3 f3 65 48 8b 04 25 28 00 00 00 48 89 84 24 a8 00 00 00 <31> c0 0f 1f 44 00 00 65 8b 15 89 b8 ad 7e 83 fa 07 0f 87 dc 03 00 RSP: 0018:ffffc9000187e430 EFLAGS: 00000286 RAX: 8b7afe4ba9153000 RBX: 1ffff9200030fc88 RCX: 0000000000000001 RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff888015dd7cc8 RBP: 0000000000000001 R08: 0000000000000001 R09: 0000000000000000 R10: ffffed1002bbaf8b R11: 000000000007c088 R12: 0000000000000001 R13: 0000000000000000 R14: ffff888015dd7cc8 R15: 0000000000000000 FS: 00007f835306e700(0000) GS:ffff8880b9c00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000055c264eb2000 CR3: 0000000036e1d000 CR4: 0000000000350ef0 Call Trace: down_read+0x9a/0x440 kernel/locking/rwsem.c:1353 check_valid_map fs/f2fs/gc.c:878 [inline] gc_data_segment fs/f2fs/gc.c:1427 [inline] do_garbage_collect+0x15f4/0x3530 fs/f2fs/gc.c:1644 f2fs_gc+0x65f/0x1340 fs/f2fs/gc.c:1737 f2fs_balance_fs+0x450/0x5a0 fs/f2fs/segment.c:525 f2fs_write_single_data_page+0xff1/0x1400 fs/f2fs/data.c:2787 f2fs_write_cache_pages+0x7fe/0x1600 fs/f2fs/data.c:3000 __f2fs_write_data_pages fs/f2fs/data.c:3147 [inline] f2fs_write_data_pages+0x3e3/0xeb0 fs/f2fs/data.c:3174 do_writepages+0xca/0x240 mm/page-writeback.c:2355 __filemap_fdatawrite_range+0x243/0x320 mm/filemap.c:413 file_write_and_wait_range+0x8d/0xf0 mm/filemap.c:792 f2fs_do_sync_file+0x330/0x1c30 fs/f2fs/file.c:276 generic_write_sync include/linux/fs.h:2987 [inline] f2fs_file_write_iter+0x43d/0xd00 fs/f2fs/file.c:4331 __kernel_write+0x469/0x950 fs/read_write.c:550 __dump_emit+0x151/0x260 fs/coredump.c:859 dump_emit fs/coredump.c:896 [inline] dump_user_range+0xbb/0x2b0 fs/coredump.c:933 elf_core_dump+0x2347/0x2cb0 fs/binfmt_elf.c:2277 do_coredump+0x18b0/0x2dd0 fs/coredump.c:811 get_signal+0x93c/0x1c80 kernel/signal.c:2794 arch_do_signal_or_restart+0x2b2/0x1720 arch/x86/kernel/signal.c:865 handle_signal_work kernel/entry/common.c:148 [inline] exit_to_user_mode_loop kernel/entry/common.c:172 [inline] exit_to_user_mode_prepare+0x17d/0x290 kernel/entry/common.c:209 irqentry_exit_to_user_mode+0x5/0x40 kernel/entry/common.c:315 asm_exc_page_fault+0x1e/0x30 arch/x86/include/asm/idtentry.h:568 RIP: 0033:0x0 Code: Unable to access opcode bytes at RIP 0xffffffffffffffd6. RSP: 002b:00000000200001c8 EFLAGS: 00010217 RAX: 0000000000000000 RBX: 00007f8353e1bf80 RCX: 00007f8353cfc0f9 RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000080004000 RBP: 00007f8353d57b39 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000000 R13: 00007ffd9ce00f2f R14: 00007f835306e300 R15: 0000000000022000