------------[ cut here ]------------ WARNING: CPU: 0 PID: 4498 at include/linux/jbd2.h:1731 jbd2_journal_has_csum_v2or3 include/linux/jbd2.h:1730 [inline] WARNING: CPU: 0 PID: 4498 at include/linux/jbd2.h:1731 jbd2_journal_commit_transaction+0x4340/0x55d8 fs/jbd2/commit.c:413 Modules linked in: CPU: 0 PID: 4498 Comm: jbd2/loop0-80 Not tainted syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 pstate: 82400005 (Nzcv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : jbd2_journal_has_csum_v2or3 include/linux/jbd2.h:1730 [inline] pc : jbd2_journal_commit_transaction+0x4340/0x55d8 fs/jbd2/commit.c:413 lr : jbd2_journal_has_csum_v2or3 include/linux/jbd2.h:1730 [inline] lr : jbd2_journal_commit_transaction+0x4340/0x55d8 fs/jbd2/commit.c:413 sp : ffff800020ea7880 x29: ffff800020ea7c60 x28: dfff800000000000 x27: 1fffe0001be2b8f7 x26: ffff0000df15c0b8 x25: ffff0000df15c7bc x24: ffff800020ea7ba0 x23: ffff800020ea7bc0 x22: ffff0000df15c000 x21: ffff800020ea7a90 x20: ffff0000df15c980 x19: dfff800000000000 x18: ffff800011a5bd40 x17: ffff800018184000 x16: ffff8000082d3a08 x15: ffff800017c65000 x14: 0000000000000000 x13: 1ffff00002a0a0b1 x12: 0000000000ff0100 x11: ff00800008e9ecb8 x10: 0000000000000000 x9 : ffff800008e9ecb8 x8 : ffff0000c62c8000 x7 : 0000000000000000 x6 : 0000000000000000 x5 : 0000000000000080 x4 : 0000000000000000 x3 : 0000000000000020 x2 : 0000000000000008 x1 : 0000000018000000 x0 : 0000000000000000 Call trace: jbd2_journal_has_csum_v2or3 include/linux/jbd2.h:1730 [inline] jbd2_journal_commit_transaction+0x4340/0x55d8 fs/jbd2/commit.c:413 kjournald2+0x36c/0x694 fs/jbd2/journal.c:210 kthread+0x250/0x2d8 kernel/kthread.c:376 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:850 irq event stamp: 34 hardirqs last enabled at (33): [] __raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:151 [inline] hardirqs last enabled at (33): [] _raw_spin_unlock_irqrestore+0x48/0xac kernel/locking/spinlock.c:194 hardirqs last disabled at (34): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (0): [] copy_process+0x1244/0x3670 kernel/fork.c:2296 softirqs last disabled at (0): [<0000000000000000>] 0x0 ---[ end trace 0000000000000000 ]--- JBD2: Spotted dirty metadata buffer (dev = loop0, blocknr = 17088). There's a risk of filesystem corruption in case of system crash. ------------[ cut here ]------------ WARNING: CPU: 1 PID: 4498 at include/linux/jbd2.h:1731 jbd2_journal_has_csum_v2or3 include/linux/jbd2.h:1730 [inline] WARNING: CPU: 1 PID: 4498 at include/linux/jbd2.h:1731 jbd2_block_tag_csum_set fs/jbd2/commit.c:361 [inline] WARNING: CPU: 1 PID: 4498 at include/linux/jbd2.h:1731 jbd2_journal_commit_transaction+0x1e18/0x55d8 fs/jbd2/commit.c:718 Modules linked in: CPU: 1 PID: 4498 Comm: jbd2/loop0-80 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 pstate: 82400005 (Nzcv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : jbd2_journal_has_csum_v2or3 include/linux/jbd2.h:1730 [inline] pc : jbd2_block_tag_csum_set fs/jbd2/commit.c:361 [inline] pc : jbd2_journal_commit_transaction+0x1e18/0x55d8 fs/jbd2/commit.c:718 lr : jbd2_journal_has_csum_v2or3 include/linux/jbd2.h:1730 [inline] lr : jbd2_block_tag_csum_set fs/jbd2/commit.c:361 [inline] lr : jbd2_journal_commit_transaction+0x1e18/0x55d8 fs/jbd2/commit.c:718 sp : ffff800020ea7880 x29: ffff800020ea7c60 x28: ffff0000e1762300 x27: ffff0000df15c0b0 x26: ffff0000df15c0b8 x25: 0000000000000020 x24: fffffc0003c94500 x23: ffff0000e16ad3a0 x22: ffff0000ee8c8028 x21: ffff0000df15c980 x20: 0000000000000002 x19: dfff800000000000 x18: ffff800011a5bd40 x17: 0000000000000000 x16: ffff8000082e9244 x15: 0000000000000000 x14: 0000000000000004 x13: 0000000000ff0100 x12: 0000000000ff0100 x11: ff00800008e9c790 x10: 0000000000000000 x9 : ffff800008e9c790 x8 : ffff0000c62c8000 x7 : ffff80000892882c x6 : 0000000000000000 x5 : 0000000000000080 x4 : 0000000000000001 x3 : ffff8000082e9358 x2 : ffff800020ea7ba0 x1 : 0000000018000000 x0 : 0000000000000000 Call trace: jbd2_journal_has_csum_v2or3 include/linux/jbd2.h:1730 [inline] jbd2_block_tag_csum_set fs/jbd2/commit.c:361 [inline] jbd2_journal_commit_transaction+0x1e18/0x55d8 fs/jbd2/commit.c:718 kjournald2+0x36c/0x694 fs/jbd2/journal.c:210 kthread+0x250/0x2d8 kernel/kthread.c:376 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:850 irq event stamp: 108 hardirqs last enabled at (107): [] folio_memcg_lock+0xe8/0x1fc mm/memcontrol.c:2113 hardirqs last disabled at (108): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (70): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (70): [] handle_softirqs+0xaf8/0xc6c kernel/softirq.c:624 softirqs last disabled at (37): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- JBD2: Spotted dirty metadata buffer (dev = loop0, blocknr = 17184). There's a risk of filesystem corruption in case of system crash. ------------[ cut here ]------------ WARNING: CPU: 1 PID: 4498 at include/linux/jbd2.h:1731 jbd2_journal_has_csum_v2or3 include/linux/jbd2.h:1730 [inline] WARNING: CPU: 1 PID: 4498 at include/linux/jbd2.h:1731 jbd2_descriptor_block_csum_set+0x278/0x370 fs/jbd2/journal.c:1044 Modules linked in: CPU: 1 PID: 4498 Comm: jbd2/loop0-80 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 pstate: 82400005 (Nzcv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : jbd2_journal_has_csum_v2or3 include/linux/jbd2.h:1730 [inline] pc : jbd2_descriptor_block_csum_set+0x278/0x370 fs/jbd2/journal.c:1044 lr : jbd2_journal_has_csum_v2or3 include/linux/jbd2.h:1730 [inline] lr : jbd2_descriptor_block_csum_set+0x278/0x370 fs/jbd2/journal.c:1044 sp : ffff800020ea77c0 x29: ffff800020ea7820 x28: ffff0000e1762300 x27: ffff0000df15c0b0 x26: ffff800020ea77c0 x25: 1ffff000041d4ef8 x24: dfff800000000000 x23: ffff0000df15c000 x22: 0000000000000000 x21: ffff0000df15c980 x20: ffff0000e1446570 x19: ffff0000df15c000 x18: ffff800011a5bd40 x17: 1fffe00033eebd7e x16: ffff8000082d3a08 x15: ffff80001504d000 x14: 0000000000000100 x13: 1ffff00002a0a0b1 x12: 0000000000ff0100 x11: ff00800008eb92f8 x10: 0000000000000000 x9 : ffff800008eb92f8 x8 : ffff0000c62c8000 x7 : ffff8000082532dc x6 : 0000000000000000 x5 : 0000000000000080 x4 : 0000000000000001 x3 : 0000000000000000 x2 : ffff800020ea7ba0 x1 : 0000000018000000 x0 : 0000000000000000 Call trace: jbd2_journal_has_csum_v2or3 include/linux/jbd2.h:1730 [inline] jbd2_descriptor_block_csum_set+0x278/0x370 fs/jbd2/journal.c:1044 jbd2_journal_commit_transaction+0x19b0/0x55d8 fs/jbd2/commit.c:747 kjournald2+0x36c/0x694 fs/jbd2/journal.c:210 kthread+0x250/0x2d8 kernel/kthread.c:376 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:850 irq event stamp: 1102 hardirqs last enabled at (1101): [] el1_dbg+0x6c/0x80 arch/arm64/kernel/entry-common.c:408 hardirqs last disabled at (1102): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (1090): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (1090): [] handle_softirqs+0xaf8/0xc6c kernel/softirq.c:624 softirqs last disabled at (245): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- JBD2: Spotted dirty metadata buffer (dev = loop0, blocknr = 17184). There's a risk of filesystem corruption in case of system crash. JBD2: Spotted dirty metadata buffer (dev = loop0, blocknr = 17088). There's a risk of filesystem corruption in case of system crash. ------------[ cut here ]------------ WARNING: CPU: 1 PID: 4498 at include/linux/jbd2.h:1731 jbd2_journal_has_csum_v2or3 include/linux/jbd2.h:1730 [inline] WARNING: CPU: 1 PID: 4498 at include/linux/jbd2.h:1731 jbd2_commit_block_csum_set fs/jbd2/commit.c:99 [inline] WARNING: CPU: 1 PID: 4498 at include/linux/jbd2.h:1731 journal_submit_commit_record+0x65c/0x8d8 fs/jbd2/commit.c:148 Modules linked in: CPU: 1 PID: 4498 Comm: jbd2/loop0-80 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 pstate: 82400005 (Nzcv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : jbd2_journal_has_csum_v2or3 include/linux/jbd2.h:1730 [inline] pc : jbd2_commit_block_csum_set fs/jbd2/commit.c:99 [inline] pc : journal_submit_commit_record+0x65c/0x8d8 fs/jbd2/commit.c:148 lr : jbd2_journal_has_csum_v2or3 include/linux/jbd2.h:1730 [inline] lr : jbd2_commit_block_csum_set fs/jbd2/commit.c:99 [inline] lr : journal_submit_commit_record+0x65c/0x8d8 fs/jbd2/commit.c:148 sp : ffff800020ea7760 x29: ffff800020ea7820 x28: ffff7000041d4ef4 x27: ffff0000ee8c8a00 x26: ffff0000ee8c8024 x25: ffff0000df15c0b0 x24: ffff0000df15c980 x23: ffff0000e14462e0 x22: ffff0000df15c0b8 x21: ffff0000df15c000 x20: ffff0000e14462b8 x19: dfff800000000000 x18: ffff800011a5bd40 x17: 0000000000000000 x16: ffff8000082d3a08 x15: 0000000000000000 x14: 0000000000000406 x13: 1ffff00002a0a0b1 x12: 0000000000ff0100 x11: ff00800008ea072c x10: 0000000000000000 x9 : ffff800008ea072c x8 : ffff0000c62c8000 x7 : ffff800008ea01f8 x6 : 0000000000000000 x5 : 0000000000000080 x4 : 0000000000000001 x3 : 0000000000000000 x2 : ffff800020ea7640 x1 : 0000000018000000 x0 : 0000000000000000 Call trace: jbd2_journal_has_csum_v2or3 include/linux/jbd2.h:1730 [inline] jbd2_commit_block_csum_set fs/jbd2/commit.c:99 [inline] journal_submit_commit_record+0x65c/0x8d8 fs/jbd2/commit.c:148 jbd2_journal_commit_transaction+0x2da0/0x55d8 fs/jbd2/commit.c:916 kjournald2+0x36c/0x694 fs/jbd2/journal.c:210 kthread+0x250/0x2d8 kernel/kthread.c:376 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:850 irq event stamp: 1358 hardirqs last enabled at (1357): [] seqcount_lockdep_reader_access include/linux/seqlock.h:104 [inline] hardirqs last enabled at (1357): [] ktime_get_coarse_real_ts64+0x114/0x244 kernel/time/timekeeping.c:2261 hardirqs last disabled at (1358): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (1314): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (1314): [] handle_softirqs+0xaf8/0xc6c kernel/softirq.c:624 softirqs last disabled at (1221): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]---